./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --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 c2ee13e5ae0bbed1c37b7eadefb29cbd7041f4c5e0d498dc3d4ea1e000526be8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:26:30,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:26:30,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:26:30,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:26:30,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:26:30,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:26:30,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:26:30,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:26:30,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:26:30,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:26:30,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:26:30,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:26:30,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:26:30,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:26:30,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:26:30,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:26:30,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:26:30,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:26:30,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:26:30,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:26:30,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:26:30,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:26:30,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:26:30,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:26:30,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:26:30,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:26:30,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:26:30,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:26:30,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:26:30,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:26:30,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:26:30,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:26:30,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:26:30,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:26:30,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:26:30,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:26:30,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:26:30,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:26:30,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:26:30,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:26:30,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:26:30,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:26:30,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:26:30,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:26:30,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:26:30,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:26:30,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:26:30,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:26:30,777 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:26:30,778 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:26:30,778 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:26:30,778 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:26:30,779 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:26:30,780 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:26:30,780 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:26:30,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:26:30,780 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:26:30,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:26:30,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:26:30,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:26:30,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:26:30,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:26:30,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:26:30,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:26:30,782 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:26:30,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:26:30,783 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:26:30,783 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:26:30,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:26:30,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:26:30,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:26:30,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:26:30,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:26:30,786 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:26:30,788 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:26:30,788 INFO L138 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_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2ee13e5ae0bbed1c37b7eadefb29cbd7041f4c5e0d498dc3d4ea1e000526be8 [2021-10-28 09:26:31,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:26:31,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:26:31,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:26:31,126 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:26:31,127 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:26:31,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2021-10-28 09:26:31,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/data/fcb2ae147/b7ded3ee7d5c4b6db96715ba09d83b05/FLAGe670edafc [2021-10-28 09:26:31,904 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:26:31,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2021-10-28 09:26:31,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/data/fcb2ae147/b7ded3ee7d5c4b6db96715ba09d83b05/FLAGe670edafc [2021-10-28 09:26:32,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/data/fcb2ae147/b7ded3ee7d5c4b6db96715ba09d83b05 [2021-10-28 09:26:32,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:26:32,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:26:32,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:32,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:26:32,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:26:32,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:32" (1/1) ... [2021-10-28 09:26:32,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50203431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:32, skipping insertion in model container [2021-10-28 09:26:32,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:32" (1/1) ... [2021-10-28 09:26:32,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:26:32,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:26:32,855 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c[35789,35802] [2021-10-28 09:26:33,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:33,035 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:26:33,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c[35789,35802] [2021-10-28 09:26:33,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:33,271 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:26:33,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33 WrapperNode [2021-10-28 09:26:33,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:33,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:33,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:26:33,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:26:33,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:33,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:40,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:40,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:26:40,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:26:40,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:26:40,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:40,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:41,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:41,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:43,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:44,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:44,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:45,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:26:45,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:26:45,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:26:45,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:26:45,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (1/1) ... [2021-10-28 09:26:45,173 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:45,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:45,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:45,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:26:45,250 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 09:26:45,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:26:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:26:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:26:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:27:34,788 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:27:34,789 INFO L299 CfgBuilder]: Removed 35867 assume(true) statements. [2021-10-28 09:27:34,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:27:34 BoogieIcfgContainer [2021-10-28 09:27:34,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:27:34,831 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:27:34,831 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:27:34,835 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:27:34,836 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:27:34,837 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:26:32" (1/3) ... [2021-10-28 09:27:34,838 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21a10353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:27:34, skipping insertion in model container [2021-10-28 09:27:34,838 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:27:34,839 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:33" (2/3) ... [2021-10-28 09:27:34,839 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21a10353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:27:34, skipping insertion in model container [2021-10-28 09:27:34,839 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:27:34,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:27:34" (3/3) ... [2021-10-28 09:27:34,841 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec1_productSimulator.cil.c [2021-10-28 09:27:34,915 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:27:34,915 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:27:34,916 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:27:34,916 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:27:34,916 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:27:34,916 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:27:34,916 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:27:34,917 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:27:35,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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) [2021-10-28 09:27:36,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:27:36,260 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:27:36,260 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:27:36,292 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:36,292 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:36,292 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:27:36,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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) [2021-10-28 09:27:37,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:27:37,155 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:27:37,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:27:37,164 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:37,164 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:37,179 INFO L791 eck$LassoCheckResult]: Stem: 24682#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(10);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(12);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(10);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(18);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(16);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(16);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(34);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(20);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(22);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(21);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(44);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(44);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(9);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(11);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(19);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string109.base, #t~string109.offset, 1);call write~init~int(100, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(10, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string112.base, #t~string112.offset, 1);call write~init~int(100, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(10, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string165.base, #t~string165.offset, 1);call write~init~int(115, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(10, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);~__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;~mail_is_sensitive~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 21879#L-1true havoc main_#res;havoc main_#t~ret104, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 3200#L3385true havoc select_features_#t~ret157, select_features_#t~ret158, select_features_#t~ret159, select_features_#t~ret160, select_features_#t~ret161, select_features_#t~ret162, select_features_#t~ret163, select_features_#t~ret164;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 22275#L3358true select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret157;havoc select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 31513#L3358-1true select_features_#t~ret158 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret158;havoc select_features_#t~ret158;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 30646#L3358-2true select_features_#t~ret159 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret159;havoc select_features_#t~ret159;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 23575#L3358-3true select_features_#t~ret160 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret160;havoc select_features_#t~ret160;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 32479#L3358-4true select_features_#t~ret161 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret161;havoc select_features_#t~ret161;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 32564#L3358-5true select_features_#t~ret162 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret162;havoc select_features_#t~ret162;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 2685#L3358-6true select_features_#t~ret163 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret163;havoc select_features_#t~ret163;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 34021#L3358-7true select_features_#t~ret164 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret164;havoc select_features_#t~ret164; 31464#L3377true havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 26392#L3393true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 2435#L3396true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~27 := 0; 15703#L3396-1true valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 33990#L3453true main_#t~ret104 := valid_product_#res;main_~tmp~20 := main_#t~ret104;havoc main_#t~ret104; 9094#L1759true assume 0 != main_~tmp~20;havoc setup_#t~nondet99, setup_#t~nondet101, setup_#t~nondet103, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 3018#L1603true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 24253#L3334-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 28363#L3340-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string98.base, #t~string98.offset;havoc setup_#t~nondet99;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 27820#L1641true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 10956#L3334-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 13734#L3340-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string100.base, #t~string100.offset;havoc setup_#t~nondet101;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 899#L1679true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 11869#L3334-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 2133#L3340-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string102.base, #t~string102.offset;havoc setup_#t~nondet103; 28937#L1746true havoc test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 319#L332-1true [2021-10-28 09:27:37,180 INFO L793 eck$LassoCheckResult]: Loop: 319#L332-1true assume !false; 9673#L141true assume test_~splverifierCounter~0 < 4; 27541#L142true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 12810#L148true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet11;havoc test_#t~nondet11; 31503#L152true assume 0 != test_~tmp___9~0; 11466#L153true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 11541#L153-1true test_~op1~0 := 1; 319#L332-1true [2021-10-28 09:27:37,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:37,192 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 09:27:37,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:37,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323789519] [2021-10-28 09:27:37,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:37,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:37,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:27:37,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323789519] [2021-10-28 09:27:37,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323789519] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:27:37,718 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:27:37,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:27:37,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783069995] [2021-10-28 09:27:37,738 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:27:37,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:37,745 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 09:27:37,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:37,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804831752] [2021-10-28 09:27:37,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:37,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:37,758 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:27:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:37,819 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:27:37,897 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:37,898 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:37,898 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:37,898 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:37,898 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:27:37,899 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:37,899 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:37,899 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:37,899 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:27:37,900 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:37,900 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:37,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:37,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:37,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:37,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:38,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:38,045 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:27:38,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:38,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:38,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:38,053 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:38,053 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:38,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:27:38,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:38,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:38,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:38,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:38,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:27:38,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:27:38,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:38,180 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:27:38,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-28 09:27:38,214 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:38,214 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:38,214 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:38,214 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:38,214 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:27:38,215 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:38,215 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:38,215 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:38,215 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:27:38,215 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:38,215 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:38,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:38,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:38,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:38,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:38,334 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:38,339 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:27:38,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:38,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:38,342 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:38,349 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 [2021-10-28 09:27:38,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:27:38,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:27:38,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:27:38,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:27:38,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:27:38,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:27:38,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:27:38,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:27:38,388 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:27:38,401 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:27:38,401 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:27:38,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:38,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:38,418 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:38,436 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:27:38,437 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:27:38,437 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:27:38,438 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2021-10-28 09:27:38,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:27:38,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:38,486 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:27:38,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:38,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:27:38,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:38,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:27:38,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:39,086 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 09:27:39,134 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-10-28 09:27:40,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:45,710 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 173231 states and 278304 transitions. Complement of second has 7 states. [2021-10-28 09:27:45,711 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 [2021-10-28 09:27:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-10-28 09:27:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166884 transitions. [2021-10-28 09:27:46,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 09:27:46,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:46,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 09:27:46,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:46,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 09:27:46,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:46,412 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173231 states and 278304 transitions. [2021-10-28 09:27:48,031 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 09:27:48,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173231 states to 990 states and 1812 transitions. [2021-10-28 09:27:48,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 09:27:48,053 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 09:27:48,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 09:27:48,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:27:48,056 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 09:27:48,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 09:27:48,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 09:27:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.8216216216216217) internal successors, (1011), 554 states have internal predecessors, (1011), 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) [2021-10-28 09:27:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 09:27:48,161 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 09:27:48,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:27:48,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:27:48,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:27:48,168 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-10-28 09:27:48,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:27:48,284 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 09:27:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:27:48,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 09:27:48,289 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:27:48,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 09:27:48,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 09:27:48,299 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 09:27:48,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 09:27:48,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:27:48,308 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:27:48,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 09:27:48,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 09:27:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.809009009009009) internal successors, (1004), 554 states have internal predecessors, (1004), 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) [2021-10-28 09:27:48,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 09:27:48,330 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:27:48,330 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:27:48,330 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:27:48,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 09:27:48,333 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:27:48,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:27:48,333 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:27:48,336 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:48,336 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:48,337 INFO L791 eck$LassoCheckResult]: Stem: 209802#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(10);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(12);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(10);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(18);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(16);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(16);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(34);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(20);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(22);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(21);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(44);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(44);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(9);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(11);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(19);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string109.base, #t~string109.offset, 1);call write~init~int(100, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(10, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string112.base, #t~string112.offset, 1);call write~init~int(100, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(10, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string165.base, #t~string165.offset, 1);call write~init~int(115, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(10, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);~__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;~mail_is_sensitive~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 209744#L-1 havoc main_#res;havoc main_#t~ret104, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209548#L3385 havoc select_features_#t~ret157, select_features_#t~ret158, select_features_#t~ret159, select_features_#t~ret160, select_features_#t~ret161, select_features_#t~ret162, select_features_#t~ret163, select_features_#t~ret164;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209327#L3358 select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret157;havoc select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209328#L3358-1 select_features_#t~ret158 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret158;havoc select_features_#t~ret158;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209461#L3358-2 select_features_#t~ret159 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret159;havoc select_features_#t~ret159;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209746#L3358-3 select_features_#t~ret160 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret160;havoc select_features_#t~ret160;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209516#L3358-4 select_features_#t~ret161 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret161;havoc select_features_#t~ret161;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209517#L3358-5 select_features_#t~ret162 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret162;havoc select_features_#t~ret162;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209669#L3358-6 select_features_#t~ret163 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret163;havoc select_features_#t~ret163;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209362#L3358-7 select_features_#t~ret164 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret164;havoc select_features_#t~ret164; 209363#L3377 havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 209801#L3393 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209499#L3397 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209500#L3402 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209457#L3407 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209458#L3412 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209264#L3417 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209534#L3422 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~27 := 1; 209535#L3396-1 valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 209756#L3453 main_#t~ret104 := valid_product_#res;main_~tmp~20 := main_#t~ret104;havoc main_#t~ret104; 209805#L1759 assume 0 != main_~tmp~20;havoc setup_#t~nondet99, setup_#t~nondet101, setup_#t~nondet103, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 209734#L1603 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 209576#L3334-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209301#L3340-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string98.base, #t~string98.offset;havoc setup_#t~nondet99;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209719#L1641 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 209745#L3334-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209270#L3340-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string100.base, #t~string100.offset;havoc setup_#t~nondet101;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209518#L1679 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 209519#L3334-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209532#L3340-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string102.base, #t~string102.offset;havoc setup_#t~nondet103; 209658#L1746 havoc test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 209659#L332-1 assume !false; 209386#L141 [2021-10-28 09:27:48,338 INFO L793 eck$LassoCheckResult]: Loop: 209386#L141 assume test_~splverifierCounter~0 < 4; 209446#L142 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209366#L148 assume !(0 == test_~op1~0); 209367#L165 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet12;havoc test_#t~nondet12; 209690#L170 assume 0 != test_~tmp___8~0; 209769#L171 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209712#L171-1 test_~op2~0 := 1; 209384#L332-1 assume !false; 209386#L141 [2021-10-28 09:27:48,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:48,338 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 09:27:48,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:48,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159201497] [2021-10-28 09:27:48,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:48,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:48,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:48,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:27:48,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159201497] [2021-10-28 09:27:48,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159201497] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:27:48,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:27:48,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:27:48,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84742723] [2021-10-28 09:27:48,481 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:27:48,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:48,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 09:27:48,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:48,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963483291] [2021-10-28 09:27:48,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:48,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:48,496 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:27:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:48,509 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:27:48,580 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:48,581 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:48,581 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:48,581 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:48,581 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:27:48,581 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,581 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:48,582 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:48,582 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:27:48,582 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:48,582 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:48,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,687 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:48,688 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:27:48,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:48,689 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:48,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:27:48,695 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:48,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:48,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:48,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:48,764 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:48,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:27:48,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:27:48,771 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:48,796 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:27:48,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:48,828 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:48,829 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:48,829 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:48,829 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:48,829 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:27:48,829 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:48,829 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:48,829 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:27:48,829 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:48,829 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:48,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:48,929 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:48,929 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:27:48,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:48,930 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:48,937 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 [2021-10-28 09:27:48,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:27:48,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:27:48,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:27:48,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:27:48,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:27:48,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:27:48,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:27:48,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:27:48,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:27:48,973 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:27:48,973 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:27:48,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:48,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:48,974 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:48,984 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:27:48,984 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:27:48,984 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:27:48,985 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-28 09:27:49,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:27:49,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:49,022 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:27:49,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:49,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:27:49,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:49,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:27:49,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:49,443 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-28 09:27:49,443 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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) [2021-10-28 09:27:49,584 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 2006 states and 3673 transitions. Complement of second has 6 states. [2021-10-28 09:27:49,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 09:27:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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) [2021-10-28 09:27:49,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 09:27:49,586 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 09:27:49,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:49,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 09:27:49,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:49,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 09:27:49,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:49,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 09:27:49,597 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 09:27:49,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 09:27:49,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 09:27:49,615 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 09:27:49,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 09:27:49,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:27:49,615 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 09:27:49,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 09:27:49,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 09:27:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8229066410009624) internal successors, (1894), 1038 states have internal predecessors, (1894), 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) [2021-10-28 09:27:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 09:27:49,642 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 09:27:49,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:27:49,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:27:49,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:27:49,644 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-10-28 09:27:50,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:27:50,363 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-28 09:27:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:27:50,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-28 09:27:50,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 09:27:50,379 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 09:27:50,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-28 09:27:50,380 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-28 09:27:50,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-28 09:27:50,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:27:50,380 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:27:50,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-28 09:27:50,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-28 09:27:50,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8209817131857555) internal successors, (1892), 1038 states have internal predecessors, (1892), 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) [2021-10-28 09:27:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 09:27:50,405 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:27:50,405 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:27:50,406 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:27:50,406 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-28 09:27:50,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 09:27:50,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:27:50,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:27:50,411 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:50,411 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:27:50,412 INFO L791 eck$LassoCheckResult]: Stem: 214609#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(10);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(12);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(10);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(18);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(16);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(16);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(10);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(34);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(20);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(22);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(21);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(44);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(44);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(9);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(11);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(19);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string109.base, #t~string109.offset, 1);call write~init~int(100, #t~string109.base, 1 + #t~string109.offset, 1);call write~init~int(10, #t~string109.base, 2 + #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 3 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string112.base, #t~string112.offset, 1);call write~init~int(100, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(10, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string165.base, #t~string165.offset, 1);call write~init~int(115, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(10, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);~__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;~mail_is_sensitive~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 214544#L-1 havoc main_#res;havoc main_#t~ret104, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214339#L3385 havoc select_features_#t~ret157, select_features_#t~ret158, select_features_#t~ret159, select_features_#t~ret160, select_features_#t~ret161, select_features_#t~ret162, select_features_#t~ret163, select_features_#t~ret164;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214113#L3358 select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret157;havoc select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214114#L3358-1 select_features_#t~ret158 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret158;havoc select_features_#t~ret158;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214249#L3358-2 select_features_#t~ret159 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret159;havoc select_features_#t~ret159;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214546#L3358-3 select_features_#t~ret160 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret160;havoc select_features_#t~ret160;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214306#L3358-4 select_features_#t~ret161 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret161;havoc select_features_#t~ret161;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214307#L3358-5 select_features_#t~ret162 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret162;havoc select_features_#t~ret162;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214466#L3358-6 select_features_#t~ret163 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret163;havoc select_features_#t~ret163;havoc select_one_#res;havoc select_one_#t~nondet156, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet156;havoc select_one_#t~nondet156;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214142#L3358-7 select_features_#t~ret164 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret164;havoc select_features_#t~ret164; 214143#L3377 havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 214607#L3393 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214565#L3396 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 214288#L3397 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214289#L3402 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214332#L3406 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214241#L3407 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214242#L3412 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214044#L3417 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214324#L3422 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~27 := 1; 214325#L3396-1 valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 214554#L3453 main_#t~ret104 := valid_product_#res;main_~tmp~20 := main_#t~ret104;havoc main_#t~ret104; 214613#L1759 assume 0 != main_~tmp~20;havoc setup_#t~nondet99, setup_#t~nondet101, setup_#t~nondet103, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 214533#L1603 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 214368#L3334-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214087#L3340-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string98.base, #t~string98.offset;havoc setup_#t~nondet99;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214516#L1641 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 214545#L3334-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214052#L3340-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string100.base, #t~string100.offset;havoc setup_#t~nondet101;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214308#L1679 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 214309#L3334-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214314#L3340-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string102.base, #t~string102.offset;havoc setup_#t~nondet103; 214455#L1746 havoc test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 214456#L332-1 assume !false; 214649#L141 assume test_~splverifierCounter~0 < 4; 214381#L142 [2021-10-28 09:27:50,412 INFO L793 eck$LassoCheckResult]: Loop: 214381#L142 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214152#L148 assume !(0 == test_~op1~0); 214153#L165 assume !(0 == test_~op2~0); 214144#L183 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet13;havoc test_#t~nondet13; 214089#L188 assume 0 != test_~tmp___7~0; 214090#L189 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214200#L189-1 test_~op3~0 := 1; 214170#L332-1 assume !false; 214172#L141 assume test_~splverifierCounter~0 < 4; 214381#L142 [2021-10-28 09:27:50,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:50,413 INFO L85 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2021-10-28 09:27:50,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:50,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232371633] [2021-10-28 09:27:50,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:50,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:50,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:27:50,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232371633] [2021-10-28 09:27:50,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232371633] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:27:50,489 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:27:50,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:27:50,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622222347] [2021-10-28 09:27:50,490 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:27:50,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:50,490 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 09:27:50,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:27:50,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491059980] [2021-10-28 09:27:50,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:27:50,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:27:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:50,499 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:27:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:27:50,510 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:27:50,582 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:50,582 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:50,582 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:50,582 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:50,583 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:27:50,583 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:50,583 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:50,583 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:50,583 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:27:50,583 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:50,584 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:50,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:50,700 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:50,701 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:27:50,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:50,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:50,702 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:50,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:27:50,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:50,708 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:50,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:27:50,741 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:27:50,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:50,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:50,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:50,785 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:50,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:27:50,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:50,809 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:50,840 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:27:50,840 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0=4} Honda state: {ULTIMATE.start_test_~op1~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:27:50,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:50,885 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:50,887 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:50,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:27:50,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:50,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:50,924 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:27:50,924 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0=4, ULTIMATE.start_test_#t~nondet13=4} Honda state: {ULTIMATE.start_test_~tmp___7~0=4, ULTIMATE.start_test_#t~nondet13=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:27:50,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:50,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:50,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:50,966 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:50,972 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:27:50,972 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:50,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:27:51,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:51,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:51,035 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:51,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:27:51,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:27:51,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:27:51,188 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:27:51,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:51,196 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:27:51,197 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:27:51,197 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:27:51,197 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:27:51,197 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:27:51,197 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,197 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:27:51,197 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:27:51,197 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:27:51,197 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:27:51,197 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:27:51,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:27:51,329 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:27:51,329 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:27:51,329 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:51,332 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:51,338 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 [2021-10-28 09:27:51,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:27:51,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:27:51,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:27:51,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:27:51,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:27:51,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:27:51,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:27:51,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:27:51,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:27:51,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:51,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:51,400 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:51,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:27:51,407 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 [2021-10-28 09:27:51,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:27:51,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:27:51,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:27:51,419 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:27:51,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:27:51,421 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:27:51,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:27:51,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:27:51,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:51,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:51,480 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:51,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:27:51,487 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 [2021-10-28 09:27:51,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:27:51,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:27:51,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:27:51,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:27:51,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:27:51,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:27:51,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:27:51,528 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:27:51,530 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:27:51,530 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:27:51,530 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:27:51,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:27:51,532 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:27:51,536 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:27:51,536 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:27:51,536 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:27:51,536 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2021-10-28 09:27:51,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:27:51,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:51,573 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:27:51,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:27:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:51,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:27:51,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:27:51,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:27:51,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:27:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:27:51,979 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 09:27:51,979 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-28 09:27:52,068 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 2228 states and 4083 transitions. Complement of second has 4 states. [2021-10-28 09:27:52,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:27:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-28 09:27:52,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-28 09:27:52,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-28 09:27:52,072 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:52,072 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-28 09:27:52,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:52,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-28 09:27:52,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:27:52,073 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-28 09:27:52,083 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:27:52,083 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-28 09:27:52,083 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:27:52,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:27:52,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:27:52,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:27:52,084 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:27:52,084 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:27:52,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:27:52,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:27:52,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:27:52,085 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-10-28 09:27:52,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:27:52,085 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 09:27:52,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:27:52,086 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 09:27:52,086 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:27:52,086 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:27:52,086 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:27:52,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:27:52,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:27:52,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:27:52,087 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:27:52,087 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:27:52,087 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:27:52,087 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:27:52,087 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:27:52,087 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:27:52,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:27:52,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:27:52 BoogieIcfgContainer [2021-10-28 09:27:52,093 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:27:52,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:27:52,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:27:52,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:27:52,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:27:34" (3/4) ... [2021-10-28 09:27:52,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:27:52,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:27:52,101 INFO L168 Benchmark]: Toolchain (without parser) took 80033.85 ms. Allocated memory was 83.9 MB in the beginning and 8.9 GB in the end (delta: 8.8 GB). Free memory was 46.9 MB in the beginning and 7.0 GB in the end (delta: -7.0 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,102 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 62.6 MB in the beginning and 62.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:27:52,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1202.88 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.6 MB in the beginning and 74.4 MB in the end (delta: -27.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 7050.65 ms. Allocated memory was 102.8 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 74.4 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 465.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,110 INFO L168 Benchmark]: Boogie Preprocessor took 4838.38 ms. Allocated memory was 2.3 GB in the beginning and 6.2 GB in the end (delta: 4.0 GB). Free memory was 1.8 GB in the beginning and 5.6 GB in the end (delta: -3.8 GB). Peak memory consumption was 323.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,110 INFO L168 Benchmark]: RCFGBuilder took 49665.18 ms. Allocated memory was 6.2 GB in the beginning and 8.9 GB in the end (delta: 2.7 GB). Free memory was 5.6 GB in the beginning and 7.9 GB in the end (delta: -2.3 GB). Peak memory consumption was 740.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,114 INFO L168 Benchmark]: BuchiAutomizer took 17262.21 ms. Allocated memory is still 8.9 GB. Free memory was 7.9 GB in the beginning and 7.0 GB in the end (delta: 839.9 MB). Peak memory consumption was 841.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:27:52,115 INFO L168 Benchmark]: Witness Printer took 4.46 ms. Allocated memory is still 8.9 GB. Free memory was 7.0 GB in the beginning and 7.0 GB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:27:52,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 62.6 MB in the beginning and 62.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1202.88 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.6 MB in the beginning and 74.4 MB in the end (delta: -27.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 7050.65 ms. Allocated memory was 102.8 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 74.4 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 465.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4838.38 ms. Allocated memory was 2.3 GB in the beginning and 6.2 GB in the end (delta: 4.0 GB). Free memory was 1.8 GB in the beginning and 5.6 GB in the end (delta: -3.8 GB). Peak memory consumption was 323.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 49665.18 ms. Allocated memory was 6.2 GB in the beginning and 8.9 GB in the end (delta: 2.7 GB). Free memory was 5.6 GB in the beginning and 7.9 GB in the end (delta: -2.3 GB). Peak memory consumption was 740.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 17262.21 ms. Allocated memory is still 8.9 GB. Free memory was 7.9 GB in the beginning and 7.0 GB in the end (delta: 839.9 MB). Peak memory consumption was 841.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.46 ms. Allocated memory is still 8.9 GB. Free memory was 7.0 GB in the beginning and 7.0 GB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function 5 + -2 * splverifierCounter and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.7s. Büchi inclusion checks took 9.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.7s Buchi closure took 0.0s. Biggest automaton had 1039 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 114400 SDtfs, 113898 SDslu, 170830 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:27:52,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:52,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:27:52,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f9bd1b-d754-4140-8f9d-5e0917e6def3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...