./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_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_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/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_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/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_92a550fa-be49-4e79-aacd-259f22ebfcaa/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 18d9c4eb49bcfbad00b16e4c52915ece2e20abb9b599480aaed1e3c1557875b0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:54:55,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:54:55,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:54:55,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:54:55,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:54:55,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:54:55,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:54:55,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:54:55,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:54:55,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:54:55,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:54:55,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:54:55,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:54:55,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:54:55,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:54:55,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:54:55,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:54:55,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:54:55,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:54:55,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:54:55,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:54:55,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:54:55,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:54:55,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:54:55,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:54:55,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:54:55,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:54:55,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:54:55,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:54:55,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:54:55,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:54:55,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:54:55,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:54:55,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:54:55,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:54:55,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:54:55,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:54:55,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:54:55,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:54:55,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:54:55,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:54:55,310 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:54:55,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:54:55,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:54:55,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:54:55,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:54:55,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:54:55,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:54:55,348 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:54:55,349 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:54:55,349 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:54:55,349 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:54:55,350 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:54:55,350 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:54:55,350 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:54:55,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:54:55,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:54:55,351 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:54:55,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:54:55,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:54:55,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:54:55,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:54:55,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:54:55,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:54:55,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:54:55,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:54:55,354 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:54:55,354 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:54:55,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:54:55,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:54:55,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:54:55,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:54:55,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:54:55,356 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:54:55,357 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:54:55,358 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_92a550fa-be49-4e79-aacd-259f22ebfcaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18d9c4eb49bcfbad00b16e4c52915ece2e20abb9b599480aaed1e3c1557875b0 [2021-10-28 09:54:55,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:54:55,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:54:55,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:54:55,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:54:55,763 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:54:55,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/email_spec3_productSimulator.cil.c [2021-10-28 09:54:55,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/data/5029a78a6/fc5eeca2d3244c2697eea2440463ef33/FLAG1d04b62b7 [2021-10-28 09:54:56,790 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:54:56,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/sv-benchmarks/c/product-lines/email_spec3_productSimulator.cil.c [2021-10-28 09:54:56,822 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/data/5029a78a6/fc5eeca2d3244c2697eea2440463ef33/FLAG1d04b62b7 [2021-10-28 09:54:57,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/data/5029a78a6/fc5eeca2d3244c2697eea2440463ef33 [2021-10-28 09:54:57,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:54:57,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:54:57,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:54:57,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:54:57,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:54:57,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:54:57" (1/1) ... [2021-10-28 09:54:57,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbedb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:57, skipping insertion in model container [2021-10-28 09:54:57,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:54:57" (1/1) ... [2021-10-28 09:54:57,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:54:57,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:54:57,892 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_92a550fa-be49-4e79-aacd-259f22ebfcaa/sv-benchmarks/c/product-lines/email_spec3_productSimulator.cil.c[9250,9263] [2021-10-28 09:54:58,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:54:58,537 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:54:58,595 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_92a550fa-be49-4e79-aacd-259f22ebfcaa/sv-benchmarks/c/product-lines/email_spec3_productSimulator.cil.c[9250,9263] [2021-10-28 09:54:58,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:54:58,827 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:54:58,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58 WrapperNode [2021-10-28 09:54:58,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:54:58,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:54:58,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:54:58,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:54:58,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:54:58,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:05,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:55:05,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:55:05,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:55:05,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:55:06,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:06,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:07,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:07,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:09,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:10,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:11,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:11,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:55:11,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:55:11,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:55:11,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:55:11,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (1/1) ... [2021-10-28 09:55:11,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:11,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:11,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:11,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:55:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 09:55:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:55:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:55:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:55:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:56:08,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:56:08,092 INFO L299 CfgBuilder]: Removed 36635 assume(true) statements. [2021-10-28 09:56:08,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:56:08 BoogieIcfgContainer [2021-10-28 09:56:08,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:56:08,141 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:56:08,142 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:56:08,146 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:56:08,147 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:56:08,147 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:54:57" (1/3) ... [2021-10-28 09:56:08,148 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d75c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:56:08, skipping insertion in model container [2021-10-28 09:56:08,149 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:56:08,149 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:54:58" (2/3) ... [2021-10-28 09:56:08,150 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d75c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:56:08, skipping insertion in model container [2021-10-28 09:56:08,150 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:56:08,150 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:56:08" (3/3) ... [2021-10-28 09:56:08,152 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec3_productSimulator.cil.c [2021-10-28 09:56:08,221 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:56:08,221 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:56:08,221 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:56:08,221 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:56:08,222 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:56:08,222 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:56:08,222 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:56:08,222 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:56:08,862 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36180 states, 36179 states have (on average 1.612288896873877) internal successors, (58331), 36179 states have internal predecessors, (58331), 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 09:56:10,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:56:10,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:10,123 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:10,139 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 09:56:10,139 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:10,140 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:56:10,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36180 states, 36179 states have (on average 1.612288896873877) internal successors, (58331), 36179 states have internal predecessors, (58331), 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 09:56:10,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:56:10,690 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:10,690 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:10,699 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 09:56:10,700 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:10,711 INFO L791 eck$LassoCheckResult]: Stem: 25483#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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(10);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(10);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(18);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(16);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(16);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string47.base, #t~string47.offset, 1);call write~init~int(115, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(10, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(21);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(30);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(25);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(30);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(25);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(10);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(34);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(30);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(16);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(20);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(22);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(21);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(44);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(44);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(11);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(19);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string153.base, #t~string153.offset, 1);call write~init~int(100, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(10, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(16);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(15);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(16);~__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;~head~0.base, ~head~0.offset := 0, 0;~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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_signed~0 := -1; 22592#L-1true havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~44, main_~tmp~25;havoc main_~retValue_acc~44;havoc main_~tmp~25;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 1090#L314true havoc select_features_#t~ret39, select_features_#t~ret40, select_features_#t~ret41, select_features_#t~ret42, select_features_#t~ret43, select_features_#t~ret44, select_features_#t~ret45, select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 22071#L287true select_features_#t~ret39 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret39;havoc select_features_#t~ret39;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 26505#L287-1true select_features_#t~ret40 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret40;havoc select_features_#t~ret40;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 27173#L287-2true select_features_#t~ret41 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret41;havoc select_features_#t~ret41;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 27064#L287-3true select_features_#t~ret42 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret42;havoc select_features_#t~ret42;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 18322#L287-4true select_features_#t~ret43 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret43;havoc select_features_#t~ret43;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 34879#L287-5true select_features_#t~ret44 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret44;havoc select_features_#t~ret44;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 11748#L287-6true select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 14429#L287-7true select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret46;havoc select_features_#t~ret46; 29487#L306true havoc valid_product_#res;havoc valid_product_~retValue_acc~6, valid_product_~tmp~5;havoc valid_product_~retValue_acc~6;havoc valid_product_~tmp~5; 13361#L322true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 173#L325true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~5 := 0; 18312#L325-1true valid_product_~retValue_acc~6 := valid_product_~tmp~5;valid_product_#res := valid_product_~retValue_acc~6; 5833#L382true main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 10766#L3294true assume 0 != main_~tmp~25;havoc setup_#t~nondet143, setup_#t~nondet145, setup_#t~nondet147, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.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_tmp3~4.base, setup_~__cil_tmp3~4.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; 1042#L3138true 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; 29049#L3085-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29496#L3091-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string142.base, #t~string142.offset;havoc setup_#t~nondet143;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 11349#L3176true 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; 13104#L3085-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 32202#L3091-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string144.base, #t~string144.offset;havoc setup_#t~nondet145;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 1142#L3214true 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; 17514#L3085-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 22520#L3091-17true setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset := #t~string146.base, #t~string146.offset;havoc setup_#t~nondet147; 22732#L3281true havoc test_#t~nondet122, test_#t~nondet123, test_#t~nondet124, test_#t~nondet125, test_#t~nondet126, test_#t~nondet127, test_#t~nondet128, test_#t~nondet129, test_#t~nondet130, test_#t~nondet131, test_#t~nondet132, 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~21, test_~tmp___0~7, test_~tmp___1~4, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, 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~21;havoc test_~tmp___0~7;havoc test_~tmp___1~4;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;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; 6661#L1996-1true [2021-10-28 09:56:10,712 INFO L793 eck$LassoCheckResult]: Loop: 6661#L1996-1true assume !false; 5047#L1805true assume test_~splverifierCounter~0 < 4; 20790#L1806true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 19769#L1812true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet122;havoc test_#t~nondet122; 17159#L1816true assume 0 != test_~tmp___9~0; 11315#L1817true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 1598#L1817-1true test_~op1~0 := 1; 6661#L1996-1true [2021-10-28 09:56:10,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:10,723 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 09:56:10,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:10,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757083063] [2021-10-28 09:56:10,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:10,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:11,260 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 09:56:11,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:56:11,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757083063] [2021-10-28 09:56:11,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757083063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:56:11,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:56:11,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:56:11,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486995496] [2021-10-28 09:56:11,279 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:56:11,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:11,282 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 09:56:11,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:11,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533272394] [2021-10-28 09:56:11,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:11,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:11,310 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:11,372 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:11,470 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:11,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:11,471 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:11,472 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:11,472 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:56:11,473 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,473 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:11,473 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:11,473 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:56:11,473 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:11,474 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:11,501 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 09:56:11,514 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 09:56:11,520 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 09:56:11,524 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 09:56:11,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:11,646 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:56:11,650 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:11,657 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:11,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:56:11,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:11,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:11,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:11,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:11,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:11,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:56:11,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:56:11,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:11,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:56:11,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-28 09:56:11,786 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:11,788 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:11,788 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:11,788 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:11,788 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:56:11,788 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,788 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:11,788 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:11,788 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:56:11,788 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:11,789 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:11,790 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 09:56:11,804 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 09:56:11,813 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 09:56:11,817 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 09:56:11,910 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:11,916 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:56:11,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:11,919 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:11,930 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 09:56:11,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:11,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:11,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:11,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:11,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:11,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:11,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:11,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:56:11,965 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:56:11,982 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:56:11,982 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:56:11,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:11,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:12,013 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:12,022 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:56:12,022 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:56:12,022 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:56:12,023 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 09:56:12,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:56:12,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:12,071 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:56:12,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:12,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:12,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:12,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:56:12,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:12,767 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 09:56:12,785 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 09:56:12,830 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 36180 states, 36179 states have (on average 1.612288896873877) internal successors, (58331), 36179 states have internal predecessors, (58331), 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 09:56:14,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:20,925 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 36180 states, 36179 states have (on average 1.612288896873877) internal successors, (58331), 36179 states have internal predecessors, (58331), 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 180271 states and 290272 transitions. Complement of second has 7 states. [2021-10-28 09:56:20,926 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 09:56:20,928 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 09:56:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 174180 transitions. [2021-10-28 09:56:21,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 174180 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 09:56:21,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:21,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 174180 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 09:56:21,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:21,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 174180 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 09:56:21,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:21,186 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 180271 states and 290272 transitions. [2021-10-28 09:56:23,174 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 09:56:23,195 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 180271 states to 990 states and 1812 transitions. [2021-10-28 09:56:23,196 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 09:56:23,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 09:56:23,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 09:56:23,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:23,212 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 09:56:23,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 09:56:23,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 09:56:23,319 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 09:56:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 09:56:23,323 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 09:56:23,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:56:23,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:56:23,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:56:23,331 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 09:56:23,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:56:23,411 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 09:56:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:56:23,412 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 09:56:23,415 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:56:23,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 09:56:23,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 09:56:23,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 09:56:23,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 09:56:23,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:23,422 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:56:23,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 09:56:23,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 09:56:23,435 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 09:56:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 09:56:23,437 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:56:23,437 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:56:23,438 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:56:23,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 09:56:23,440 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:56:23,440 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:23,440 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:23,442 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 09:56:23,442 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:23,443 INFO L791 eck$LassoCheckResult]: Stem: 218251#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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(10);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(10);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(18);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(16);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(16);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string47.base, #t~string47.offset, 1);call write~init~int(115, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(10, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(21);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(30);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(25);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(30);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(25);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(10);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(34);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(30);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(16);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(20);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(22);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(21);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(44);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(44);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(11);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(19);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string153.base, #t~string153.offset, 1);call write~init~int(100, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(10, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(16);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(15);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(16);~__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;~head~0.base, ~head~0.offset := 0, 0;~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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_signed~0 := -1; 218194#L-1 havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~44, main_~tmp~25;havoc main_~retValue_acc~44;havoc main_~tmp~25;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 218195#L314 havoc select_features_#t~ret39, select_features_#t~ret40, select_features_#t~ret41, select_features_#t~ret42, select_features_#t~ret43, select_features_#t~ret44, select_features_#t~ret45, select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 218218#L287 select_features_#t~ret39 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret39;havoc select_features_#t~ret39;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 218138#L287-1 select_features_#t~ret40 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret40;havoc select_features_#t~ret40;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 218139#L287-2 select_features_#t~ret41 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret41;havoc select_features_#t~ret41;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 218122#L287-3 select_features_#t~ret42 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret42;havoc select_features_#t~ret42;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 218123#L287-4 select_features_#t~ret43 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret43;havoc select_features_#t~ret43;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 217943#L287-5 select_features_#t~ret44 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret44;havoc select_features_#t~ret44;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 217944#L287-6 select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 217995#L287-7 select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret46;havoc select_features_#t~ret46; 218094#L306 havoc valid_product_#res;havoc valid_product_~retValue_acc~6, valid_product_~tmp~5;havoc valid_product_~retValue_acc~6;havoc valid_product_~tmp~5; 218137#L322 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 218181#L326 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 217914#L331 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 217822#L336 assume 0 == ~__SELECTED_FEATURE_Sign~0; 217998#L341 assume 0 == ~__SELECTED_FEATURE_Verify~0; 217894#L346 assume 0 == ~__SELECTED_FEATURE_Sign~0; 217895#L351 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~5 := 1; 217966#L325-1 valid_product_~retValue_acc~6 := valid_product_~tmp~5;valid_product_#res := valid_product_~retValue_acc~6; 218110#L382 main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 217841#L3294 assume 0 != main_~tmp~25;havoc setup_#t~nondet143, setup_#t~nondet145, setup_#t~nondet147, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.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_tmp3~4.base, setup_~__cil_tmp3~4.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; 217842#L3138 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; 218235#L3085-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 217700#L3091-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string142.base, #t~string142.offset;havoc setup_#t~nondet143;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 218148#L3176 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; 218249#L3085-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 217708#L3091-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string144.base, #t~string144.offset;havoc setup_#t~nondet145;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 217770#L3214 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; 217763#L3085-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 217764#L3091-17 setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset := #t~string146.base, #t~string146.offset;havoc setup_#t~nondet147; 217709#L3281 havoc test_#t~nondet122, test_#t~nondet123, test_#t~nondet124, test_#t~nondet125, test_#t~nondet126, test_#t~nondet127, test_#t~nondet128, test_#t~nondet129, test_#t~nondet130, test_#t~nondet131, test_#t~nondet132, 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~21, test_~tmp___0~7, test_~tmp___1~4, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, 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~21;havoc test_~tmp___0~7;havoc test_~tmp___1~4;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;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; 217710#L1996-1 assume !false; 217996#L1805 [2021-10-28 09:56:23,443 INFO L793 eck$LassoCheckResult]: Loop: 217996#L1805 assume test_~splverifierCounter~0 < 4; 218168#L1806 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 217823#L1812 assume !(0 == test_~op1~0); 217824#L1829 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet123;havoc test_#t~nondet123; 217784#L1834 assume 0 != test_~tmp___8~0; 217786#L1835 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 217741#L1835-1 test_~op2~0 := 1; 217767#L1996-1 assume !false; 217996#L1805 [2021-10-28 09:56:23,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:23,444 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 09:56:23,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:23,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629380205] [2021-10-28 09:56:23,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:23,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:23,559 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 09:56:23,559 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:56:23,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629380205] [2021-10-28 09:56:23,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629380205] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:56:23,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:56:23,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:56:23,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392359247] [2021-10-28 09:56:23,561 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:56:23,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:23,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 09:56:23,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:23,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049352286] [2021-10-28 09:56:23,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:23,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:23,573 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:23,588 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:23,654 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:23,654 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:23,654 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:23,654 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:23,654 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:56:23,655 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:23,655 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:23,655 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:23,655 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:56:23,655 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:23,656 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:23,657 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 09:56:23,665 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 09:56:23,673 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 09:56:23,677 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 09:56:23,682 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 09:56:23,784 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:23,784 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:56:23,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:23,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:23,790 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:23,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:23,799 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:23,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:56:23,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:23,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:23,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:23,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:23,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:56:23,885 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:23,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:56:23,917 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:56:23,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:23,962 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:23,962 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:23,962 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:23,962 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:23,962 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:56:23,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:23,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:23,963 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:23,963 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:56:23,963 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:23,963 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:23,964 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 09:56:23,973 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 09:56:23,976 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 09:56:23,980 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 09:56:23,988 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 09:56:24,094 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:24,094 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:56:24,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,097 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,104 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 09:56:24,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:56:24,129 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:56:24,135 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:56:24,135 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:56:24,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:56:24,144 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:56:24,145 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:56:24,145 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:56:24,146 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 09:56:24,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:24,186 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:56:24,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:24,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:24,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:24,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:56:24,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:24,742 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 09:56:24,755 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 09:56:24,756 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 09:56:24,926 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 09:56:24,926 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 09:56:24,927 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 09:56:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 09:56:24,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 09:56:24,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:24,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 09:56:24,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:24,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 09:56:24,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:24,932 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 09:56:24,943 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 09:56:24,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 09:56:24,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 09:56:24,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 09:56:24,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 09:56:24,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:24,965 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 09:56:24,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 09:56:24,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 09:56:24,996 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 09:56:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 09:56:25,000 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 09:56:25,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:56:25,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:56:25,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:56:25,001 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 09:56:25,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:56:25,773 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-28 09:56:25,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:56:25,774 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-28 09:56:25,779 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 09:56:25,789 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 09:56:25,789 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-28 09:56:25,790 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-28 09:56:25,790 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-28 09:56:25,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:25,791 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:56:25,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-28 09:56:25,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-28 09:56:25,813 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 09:56:25,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 09:56:25,816 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:56:25,817 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 09:56:25,817 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:56:25,817 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-28 09:56:25,820 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 09:56:25,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:25,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:25,825 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 09:56:25,825 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:25,826 INFO L791 eck$LassoCheckResult]: Stem: 223053#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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(10);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(10);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(18);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(16);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(16);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string47.base, #t~string47.offset, 1);call write~init~int(115, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(10, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(21);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(30);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(25);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(30);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(25);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(10);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(34);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(30);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(16);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(20);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(22);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(21);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(44);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(44);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(11);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(19);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string153.base, #t~string153.offset, 1);call write~init~int(100, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(10, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(16);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(15);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(16);~__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;~head~0.base, ~head~0.offset := 0, 0;~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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_signed~0 := -1; 222986#L-1 havoc main_#res;havoc main_#t~ret148, main_~retValue_acc~44, main_~tmp~25;havoc main_~retValue_acc~44;havoc main_~tmp~25;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 222987#L314 havoc select_features_#t~ret39, select_features_#t~ret40, select_features_#t~ret41, select_features_#t~ret42, select_features_#t~ret43, select_features_#t~ret44, select_features_#t~ret45, select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 223013#L287 select_features_#t~ret39 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret39;havoc select_features_#t~ret39;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222925#L287-1 select_features_#t~ret40 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret40;havoc select_features_#t~ret40;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222926#L287-2 select_features_#t~ret41 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret41;havoc select_features_#t~ret41;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222907#L287-3 select_features_#t~ret42 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret42;havoc select_features_#t~ret42;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222908#L287-4 select_features_#t~ret43 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret43;havoc select_features_#t~ret43;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222725#L287-5 select_features_#t~ret44 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret44;havoc select_features_#t~ret44;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222726#L287-6 select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet38, select_one_~retValue_acc~5, select_one_~choice~0;havoc select_one_~retValue_acc~5;select_one_~choice~0 := select_one_#t~nondet38;havoc select_one_#t~nondet38;select_one_~retValue_acc~5 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~5; 222778#L287-7 select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret46;havoc select_features_#t~ret46; 222877#L306 havoc valid_product_#res;havoc valid_product_~retValue_acc~6, valid_product_~tmp~5;havoc valid_product_~retValue_acc~6;havoc valid_product_~tmp~5; 222924#L322 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 222971#L326 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 222695#L331 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 222604#L336 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 222782#L340 assume 0 != ~__SELECTED_FEATURE_Verify~0; 222821#L341 assume 0 == ~__SELECTED_FEATURE_Verify~0; 222676#L346 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 222677#L350 assume 0 != ~__SELECTED_FEATURE_Keys~0; 222748#L351 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~5 := 1; 222749#L325-1 valid_product_~retValue_acc~6 := valid_product_~tmp~5;valid_product_#res := valid_product_~retValue_acc~6; 222893#L382 main_#t~ret148 := valid_product_#res;main_~tmp~25 := main_#t~ret148;havoc main_#t~ret148; 222623#L3294 assume 0 != main_~tmp~25;havoc setup_#t~nondet143, setup_#t~nondet145, setup_#t~nondet147, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.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_tmp3~4.base, setup_~__cil_tmp3~4.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; 222624#L3138 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; 223030#L3085-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 222486#L3091-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string142.base, #t~string142.offset;havoc setup_#t~nondet143;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 222935#L3176 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; 223050#L3085-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 222494#L3091-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string144.base, #t~string144.offset;havoc setup_#t~nondet145;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 222553#L3214 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; 222546#L3085-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 222547#L3091-17 setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset := #t~string146.base, #t~string146.offset;havoc setup_#t~nondet147; 222495#L3281 havoc test_#t~nondet122, test_#t~nondet123, test_#t~nondet124, test_#t~nondet125, test_#t~nondet126, test_#t~nondet127, test_#t~nondet128, test_#t~nondet129, test_#t~nondet130, test_#t~nondet131, test_#t~nondet132, 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~21, test_~tmp___0~7, test_~tmp___1~4, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, 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~21;havoc test_~tmp___0~7;havoc test_~tmp___1~4;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;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; 222496#L1996-1 assume !false; 223123#L1805 assume test_~splverifierCounter~0 < 4; 223051#L1806 [2021-10-28 09:56:25,828 INFO L793 eck$LassoCheckResult]: Loop: 223051#L1806 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 222605#L1812 assume !(0 == test_~op1~0); 222606#L1829 assume !(0 == test_~op2~0); 222568#L1847 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet124;havoc test_#t~nondet124; 222754#L1852 assume 0 != test_~tmp___7~0; 223028#L1853 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 222742#L1853-1 test_~op3~0 := 1; 222550#L1996-1 assume !false; 222779#L1805 assume test_~splverifierCounter~0 < 4; 223051#L1806 [2021-10-28 09:56:25,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:25,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1345931480, now seen corresponding path program 1 times [2021-10-28 09:56:25,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:25,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959347497] [2021-10-28 09:56:25,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:25,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:25,962 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 09:56:25,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:56:25,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959347497] [2021-10-28 09:56:25,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959347497] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:56:25,963 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:56:25,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:56:25,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828441934] [2021-10-28 09:56:25,964 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:56:25,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:25,965 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 09:56:25,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:25,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813253004] [2021-10-28 09:56:25,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:25,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:25,976 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:25,989 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:26,069 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:26,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:26,070 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:26,070 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:26,070 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:56:26,070 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:26,071 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:26,071 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:56:26,071 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:26,071 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:26,072 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 09:56:26,080 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 09:56:26,084 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 09:56:26,088 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 09:56:26,095 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 09:56:26,099 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 09:56:26,211 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:26,211 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:56:26,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,212 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,223 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:26,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:26,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:56:26,254 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:56:26,255 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet124=-8, ULTIMATE.start_test_~tmp___7~0=-8} Honda state: {ULTIMATE.start_test_#t~nondet124=-8, ULTIMATE.start_test_~tmp___7~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:56:26,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,306 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:26,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:26,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:56:26,366 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:56:26,366 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 09:56:26,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,414 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:26,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:26,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:56:26,446 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:56:26,446 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 09:56:26,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,495 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,503 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:56:26,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:26,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:56:26,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,571 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:56:26,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:56:26,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:56:26,758 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:56:26,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,766 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:26,766 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:26,766 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:26,767 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:26,767 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:56:26,767 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,767 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:26,767 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:26,767 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:56:26,767 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:26,767 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:26,769 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 09:56:26,773 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 09:56:26,780 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 09:56:26,784 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 09:56:26,792 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 09:56:26,796 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 09:56:26,906 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:26,906 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:56:26,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,910 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,913 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 09:56:26,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:26,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:26,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:26,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:26,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:26,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:26,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:26,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:56:26,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:26,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:26,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:26,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:26,982 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:26,990 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 09:56:27,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:27,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:27,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:27,002 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:56:27,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:27,006 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:56:27,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:27,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:56:27,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:27,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:27,067 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:27,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:27,070 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:27,079 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 09:56:27,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:56:27,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:27,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:27,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:27,091 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:56:27,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:27,092 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:56:27,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:27,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:27,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:27,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:27,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:27,155 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:27,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:56:27,162 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 09:56:27,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:27,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:27,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:27,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:27,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:27,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:27,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:27,189 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:56:27,194 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:56:27,195 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:56:27,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:27,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:27,198 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:27,206 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:56:27,206 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:56:27,206 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:56:27,206 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 09:56:27,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:56:27,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:27,255 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:56:27,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:27,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:27,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:27,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:56:27,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:27,717 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 09:56:27,718 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 09:56:27,718 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 09:56:27,829 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 09:56:27,830 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 09:56:27,830 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 09:56:27,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-28 09:56:27,831 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-28 09:56:27,832 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:27,832 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-28 09:56:27,832 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:27,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-28 09:56:27,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:27,833 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-28 09:56:27,845 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:56:27,845 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-28 09:56:27,846 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:56:27,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:56:27,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:56:27,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:56:27,846 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:56:27,847 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:56:27,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:56:27,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:56:27,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:56:27,848 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 09:56:27,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:56:27,848 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 09:56:27,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:56:27,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 09:56:27,849 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:56:27,849 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:56:27,849 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:56:27,850 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:56:27,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:56:27,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:56:27,850 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:56:27,850 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:56:27,850 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:56:27,851 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:56:27,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:56:27,851 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:56:27,851 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:56:27,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:56:27 BoogieIcfgContainer [2021-10-28 09:56:27,858 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:56:27,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:56:27,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:56:27,859 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:56:27,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:56:08" (3/4) ... [2021-10-28 09:56:27,863 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:56:27,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:56:27,866 INFO L168 Benchmark]: Toolchain (without parser) took 90524.44 ms. Allocated memory was 92.3 MB in the beginning and 10.4 GB in the end (delta: 10.3 GB). Free memory was 59.5 MB in the beginning and 8.4 GB in the end (delta: -8.4 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,866 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory was 61.1 MB in the beginning and 61.1 MB in the end (delta: 82.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:56:27,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1484.19 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.3 MB in the beginning and 70.6 MB in the end (delta: -11.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 7165.68 ms. Allocated memory was 111.1 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 70.6 MB in the beginning and 2.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 437.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,869 INFO L168 Benchmark]: Boogie Preprocessor took 5809.45 ms. Allocated memory was 2.6 GB in the beginning and 6.6 GB in the end (delta: 4.0 GB). Free memory was 2.2 GB in the beginning and 5.9 GB in the end (delta: -3.7 GB). Peak memory consumption was 359.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,870 INFO L168 Benchmark]: RCFGBuilder took 56333.56 ms. Allocated memory was 6.6 GB in the beginning and 10.4 GB in the end (delta: 3.8 GB). Free memory was 5.9 GB in the beginning and 9.2 GB in the end (delta: -3.4 GB). Peak memory consumption was 728.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,871 INFO L168 Benchmark]: BuchiAutomizer took 19716.95 ms. Allocated memory is still 10.4 GB. Free memory was 9.2 GB in the beginning and 8.4 GB in the end (delta: 786.4 MB). Peak memory consumption was 784.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,871 INFO L168 Benchmark]: Witness Printer took 4.90 ms. Allocated memory is still 10.4 GB. Free memory was 8.4 GB in the beginning and 8.4 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:56:27,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory was 61.1 MB in the beginning and 61.1 MB in the end (delta: 82.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1484.19 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.3 MB in the beginning and 70.6 MB in the end (delta: -11.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 7165.68 ms. Allocated memory was 111.1 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 70.6 MB in the beginning and 2.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 437.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 5809.45 ms. Allocated memory was 2.6 GB in the beginning and 6.6 GB in the end (delta: 4.0 GB). Free memory was 2.2 GB in the beginning and 5.9 GB in the end (delta: -3.7 GB). Peak memory consumption was 359.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 56333.56 ms. Allocated memory was 6.6 GB in the beginning and 10.4 GB in the end (delta: 3.8 GB). Free memory was 5.9 GB in the beginning and 9.2 GB in the end (delta: -3.4 GB). Peak memory consumption was 728.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 19716.95 ms. Allocated memory is still 10.4 GB. Free memory was 9.2 GB in the beginning and 8.4 GB in the end (delta: 786.4 MB). Peak memory consumption was 784.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.90 ms. Allocated memory is still 10.4 GB. Free memory was 8.4 GB in the beginning and 8.4 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. 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 19.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.7s. Büchi inclusion checks took 10.5s. 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 2.0s 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: 119072 SDtfs, 118567 SDslu, 177841 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: 42ms VariablesStem: 0 VariablesLoop: 2 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 09:56:27,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:28,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:28,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a550fa-be49-4e79-aacd-259f22ebfcaa/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...