./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_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_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD --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 fe4506e3d5e012e1662dc0aa7741c8e3f8f99dc7c5ccf1f202c2f95071bfbf64 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:50:17,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:50:17,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:50:17,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:50:17,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:50:17,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:50:17,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:50:17,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:50:17,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:50:17,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:50:17,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:50:17,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:50:17,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:50:18,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:50:18,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:50:18,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:50:18,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:50:18,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:50:18,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:50:18,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:50:18,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:50:18,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:50:18,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:50:18,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:50:18,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:50:18,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:50:18,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:50:18,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:50:18,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:50:18,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:50:18,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:50:18,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:50:18,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:50:18,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:50:18,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:50:18,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:50:18,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:50:18,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:50:18,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:50:18,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:50:18,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:50:18,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:50:18,104 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:50:18,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:50:18,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:50:18,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:50:18,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:50:18,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:50:18,108 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:50:18,109 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:50:18,109 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:50:18,109 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:50:18,111 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:50:18,111 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:50:18,112 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:50:18,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:50:18,112 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:50:18,113 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:50:18,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:50:18,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:50:18,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:50:18,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:50:18,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:50:18,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:50:18,114 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:50:18,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:50:18,115 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:50:18,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:50:18,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:50:18,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:50:18,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:50:18,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:50:18,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:50:18,118 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:50:18,120 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:50:18,121 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_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe4506e3d5e012e1662dc0aa7741c8e3f8f99dc7c5ccf1f202c2f95071bfbf64 [2021-10-28 23:50:18,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:50:18,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:50:18,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:50:18,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:50:18,564 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:50:18,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/email_spec27_productSimulator.cil.c [2021-10-28 23:50:18,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/data/c21be3db3/0e1e5d740c29469c853843bab13ff8dc/FLAG82e8c883e [2021-10-28 23:50:19,656 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:50:19,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/sv-benchmarks/c/product-lines/email_spec27_productSimulator.cil.c [2021-10-28 23:50:19,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/data/c21be3db3/0e1e5d740c29469c853843bab13ff8dc/FLAG82e8c883e [2021-10-28 23:50:20,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/data/c21be3db3/0e1e5d740c29469c853843bab13ff8dc [2021-10-28 23:50:20,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:50:20,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:50:20,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:20,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:50:20,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:50:20,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:20" (1/1) ... [2021-10-28 23:50:20,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac4b524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:20, skipping insertion in model container [2021-10-28 23:50:20,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:20" (1/1) ... [2021-10-28 23:50:20,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:50:20,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:50:20,681 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_91ee0c14-ac5d-490a-a375-788a4f885773/sv-benchmarks/c/product-lines/email_spec27_productSimulator.cil.c[11237,11250] [2021-10-28 23:50:21,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:50:21,320 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:50:21,372 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_91ee0c14-ac5d-490a-a375-788a4f885773/sv-benchmarks/c/product-lines/email_spec27_productSimulator.cil.c[11237,11250] [2021-10-28 23:50:21,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:50:21,591 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:50:21,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21 WrapperNode [2021-10-28 23:50:21,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:21,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:50:21,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:50:21,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:50:21,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:21,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:29,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:50:29,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:50:29,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:50:29,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:50:29,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:29,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:31,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:31,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:33,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:34,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:35,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:36,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:50:36,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:50:36,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:50:36,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:50:36,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (1/1) ... [2021-10-28 23:50:36,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:50:36,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:37,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:50:37,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:50:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 23:50:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:50:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:50:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:50:37,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:51:45,138 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:51:45,139 INFO L299 CfgBuilder]: Removed 40731 assume(true) statements. [2021-10-28 23:51:45,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:51:45 BoogieIcfgContainer [2021-10-28 23:51:45,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:51:45,196 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:51:45,197 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:51:45,201 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:51:45,202 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:51:45,202 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:50:20" (1/3) ... [2021-10-28 23:51:45,204 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a746665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:51:45, skipping insertion in model container [2021-10-28 23:51:45,204 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:51:45,204 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:21" (2/3) ... [2021-10-28 23:51:45,205 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a746665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:51:45, skipping insertion in model container [2021-10-28 23:51:45,205 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:51:45,205 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:51:45" (3/3) ... [2021-10-28 23:51:45,207 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec27_productSimulator.cil.c [2021-10-28 23:51:45,281 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:51:45,282 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:51:45,282 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:51:45,282 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:51:45,282 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:51:45,282 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:51:45,283 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:51:45,283 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:51:46,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 44692 states, 44691 states have (on average 1.6403078919693004) internal successors, (73307), 44691 states have internal predecessors, (73307), 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 23:51:47,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 23:51:47,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:51:47,163 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:51:47,177 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 23:51:47,177 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:47,178 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:51:47,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 44692 states, 44691 states have (on average 1.6403078919693004) internal successors, (73307), 44691 states have internal predecessors, (73307), 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 23:51:47,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 23:51:47,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:51:47,825 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:51:47,835 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 23:51:47,836 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:47,853 INFO L791 eck$LassoCheckResult]: Stem: 31474#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(36);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string42.base, #t~string42.offset, 1);call write~init~int(115, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(10, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 3 + #t~string42.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(16);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(34);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(30);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(16);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(20);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(22);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(12);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(18);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(16);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(16);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);~head~0.base, ~head~0.offset := 0, 0;~__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;~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 27860#L-1true havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~39, main_~tmp~21;havoc main_~retValue_acc~39;havoc main_~tmp~21;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 33233#L489true havoc select_features_#t~ret45, select_features_#t~ret46, select_features_#t~ret47, select_features_#t~ret48, select_features_#t~ret49, select_features_#t~ret50, select_features_#t~ret51, select_features_#t~ret52;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 36058#L462true select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 36948#L462-1true select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret46;havoc select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 16046#L462-2true select_features_#t~ret47 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret47;havoc select_features_#t~ret47;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 10751#L462-3true select_features_#t~ret48 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret48;havoc select_features_#t~ret48;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 42637#L462-4true select_features_#t~ret49 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret49;havoc select_features_#t~ret49;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 31844#L462-5true select_features_#t~ret50 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret50;havoc select_features_#t~ret50;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 19835#L462-6true select_features_#t~ret51 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret51;havoc select_features_#t~ret51;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 18558#L462-7true select_features_#t~ret52 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret52;havoc select_features_#t~ret52; 13918#L481true havoc valid_product_#res;havoc valid_product_~retValue_acc~5, valid_product_~tmp~3;havoc valid_product_~retValue_acc~5;havoc valid_product_~tmp~3; 34248#L497true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 2819#L500true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~3 := 0; 12387#L500-1true valid_product_~retValue_acc~5 := valid_product_~tmp~3;valid_product_#res := valid_product_~retValue_acc~5; 37651#L557true main_#t~ret122 := valid_product_#res;main_~tmp~21 := main_#t~ret122;havoc main_#t~ret122; 10527#L3115true assume 0 != main_~tmp~21;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 31242#L2959true 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; 39115#L1625-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 35746#L1631-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 1597#L2997true 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; 8936#L1625-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 17236#L1631-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 18842#L3035true 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; 7097#L1625-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 14219#L1631-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 42272#L3102true havoc test_#t~nondet55, test_#t~nondet56, test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_#t~nondet65, 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~6, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 28523#L1884-1true [2021-10-28 23:51:47,853 INFO L793 eck$LassoCheckResult]: Loop: 28523#L1884-1true assume !false; 10199#L1693true assume test_~splverifierCounter~0 < 4; 26850#L1694true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 34492#L1700true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet55;havoc test_#t~nondet55; 23444#L1704true assume 0 != test_~tmp___9~0; 21852#L1705true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 40974#L1705-1true test_~op1~0 := 1; 28523#L1884-1true [2021-10-28 23:51:47,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:47,868 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 23:51:47,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:47,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660697917] [2021-10-28 23:51:47,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:47,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:48,470 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 23:51:48,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:48,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660697917] [2021-10-28 23:51:48,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660697917] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:51:48,475 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:51:48,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:51:48,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348085325] [2021-10-28 23:51:48,496 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:51:48,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:48,497 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 23:51:48,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:48,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509528368] [2021-10-28 23:51:48,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:48,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:51:48,512 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:51:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:51:48,556 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:51:48,637 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:51:48,638 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:51:48,638 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:51:48,639 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:51:48,639 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:51:48,639 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:48,639 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:51:48,640 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:51:48,640 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration1_Loop [2021-10-28 23:51:48,640 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:51:48,640 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:51:48,667 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 23:51:48,679 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 23:51:48,686 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 23:51:48,690 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 23:51:48,798 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:51:48,799 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:51:48,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:48,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:48,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:51:48,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:51:48,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:51:48,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:51:48,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:48,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:48,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:48,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:51:48,908 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:51:48,908 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:51:48,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:51:48,938 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:51:48,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:48,984 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:51:48,984 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:51:48,984 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:51:48,984 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:51:48,985 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:51:48,985 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:48,985 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:51:48,985 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:51:48,985 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration1_Loop [2021-10-28 23:51:48,985 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:51:48,985 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:51:48,987 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 23:51:48,995 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 23:51:49,004 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 23:51:49,009 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 23:51:49,115 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:51:49,122 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:51:49,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:49,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:49,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:51:49,137 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 23:51:49,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:51:49,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:51:49,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:51:49,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:51:49,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:51:49,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:51:49,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:51:49,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:51:49,168 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:51:49,201 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:51:49,201 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:51:49,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:51:49,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:49,226 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:51:49,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:51:49,289 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:51:49,289 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:51:49,290 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:51:49,290 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 23:51:49,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:49,352 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:51:49,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:49,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:51:49,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:49,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:51:49,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:49,970 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 23:51:49,991 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 23:51:50,080 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 44692 states, 44691 states have (on average 1.6403078919693004) internal successors, (73307), 44691 states have internal predecessors, (73307), 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 23:51:50,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:59,151 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 44692 states, 44691 states have (on average 1.6403078919693004) internal successors, (73307), 44691 states have internal predecessors, (73307), 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 222831 states and 364384 transitions. Complement of second has 7 states. [2021-10-28 23:51:59,152 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 23:51:59,154 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 23:51:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 219108 transitions. [2021-10-28 23:51:59,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 219108 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 23:51:59,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:51:59,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 219108 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 23:51:59,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:51:59,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 219108 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 23:51:59,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:51:59,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 222831 states and 364384 transitions. [2021-10-28 23:52:01,533 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 23:52:01,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 222831 states to 990 states and 1812 transitions. [2021-10-28 23:52:01,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 23:52:01,554 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 23:52:01,555 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 23:52:01,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:52:01,562 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 23:52:01,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 23:52:01,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 23:52:01,637 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 23:52:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 23:52:01,641 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 23:52:01,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:52:01,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:52:01,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:52:01,650 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 23:52:01,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:52:01,769 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 23:52:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:52:01,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 23:52:01,774 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 23:52:01,781 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 23:52:01,782 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 23:52:01,784 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 23:52:01,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 23:52:01,784 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:52:01,785 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:52:01,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 23:52:01,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 23:52:01,817 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 23:52:01,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 23:52:01,819 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:52:01,820 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:52:01,820 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:52:01,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 23:52:01,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 23:52:01,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:52:01,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:52:01,827 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 23:52:01,827 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:52:01,828 INFO L791 eck$LassoCheckResult]: Stem: 269323#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(36);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string42.base, #t~string42.offset, 1);call write~init~int(115, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(10, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 3 + #t~string42.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(16);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(34);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(30);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(16);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(20);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(22);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(12);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(18);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(16);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(16);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);~head~0.base, ~head~0.offset := 0, 0;~__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;~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 269260#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~39, main_~tmp~21;havoc main_~retValue_acc~39;havoc main_~tmp~21;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 269261#L489 havoc select_features_#t~ret45, select_features_#t~ret46, select_features_#t~ret47, select_features_#t~ret48, select_features_#t~ret49, select_features_#t~ret50, select_features_#t~ret51, select_features_#t~ret52;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269112#L462 select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269113#L462-1 select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret46;havoc select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269235#L462-2 select_features_#t~ret47 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret47;havoc select_features_#t~ret47;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269236#L462-3 select_features_#t~ret48 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret48;havoc select_features_#t~ret48;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269310#L462-4 select_features_#t~ret49 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret49;havoc select_features_#t~ret49;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269320#L462-5 select_features_#t~ret50 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret50;havoc select_features_#t~ret50;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269161#L462-6 select_features_#t~ret51 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret51;havoc select_features_#t~ret51;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 269162#L462-7 select_features_#t~ret52 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret52;havoc select_features_#t~ret52; 269246#L481 havoc valid_product_#res;havoc valid_product_~retValue_acc~5, valid_product_~tmp~3;havoc valid_product_~retValue_acc~5;havoc valid_product_~tmp~3; 269247#L497 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 269271#L501 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 269195#L506 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 269196#L511 assume 0 == ~__SELECTED_FEATURE_Sign~0; 268951#L516 assume 0 == ~__SELECTED_FEATURE_Verify~0; 269133#L521 assume 0 == ~__SELECTED_FEATURE_Sign~0; 268776#L526 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~3 := 1; 269119#L500-1 valid_product_~retValue_acc~5 := valid_product_~tmp~3;valid_product_#res := valid_product_~retValue_acc~5; 269120#L557 main_#t~ret122 := valid_product_#res;main_~tmp~21 := main_#t~ret122;havoc main_#t~ret122; 269124#L3115 assume 0 != main_~tmp~21;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 268851#L2959 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; 268852#L1625-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 268918#L1631-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 269117#L2997 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; 269118#L1625-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 269004#L1631-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 269253#L3035 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; 269067#L1625-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 269068#L1631-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 269035#L3102 havoc test_#t~nondet55, test_#t~nondet56, test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_#t~nondet65, 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~6, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 269036#L1884-1 assume !false; 269168#L1693 [2021-10-28 23:52:01,828 INFO L793 eck$LassoCheckResult]: Loop: 269168#L1693 assume test_~splverifierCounter~0 < 4; 269169#L1694 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 269284#L1700 assume !(0 == test_~op1~0); 269285#L1717 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet56;havoc test_#t~nondet56; 269198#L1722 assume 0 != test_~tmp___8~0; 269051#L1723 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 268819#L1723-1 test_~op2~0 := 1; 268772#L1884-1 assume !false; 269168#L1693 [2021-10-28 23:52:01,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:01,829 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 23:52:01,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:01,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592422909] [2021-10-28 23:52:01,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:01,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:02,017 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 23:52:02,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:52:02,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592422909] [2021-10-28 23:52:02,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592422909] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:52:02,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:52:02,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:52:02,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82053770] [2021-10-28 23:52:02,020 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:52:02,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:02,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 23:52:02,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:02,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034336209] [2021-10-28 23:52:02,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:02,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:02,031 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:52:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:02,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:52:02,120 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:52:02,120 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:52:02,121 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:52:02,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:52:02,121 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:52:02,121 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,121 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:52:02,122 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:52:02,122 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration2_Loop [2021-10-28 23:52:02,122 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:52:02,122 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:52:02,124 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 23:52:02,132 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 23:52:02,137 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 23:52:02,141 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 23:52:02,150 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 23:52:02,254 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:52:02,254 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:52:02,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:02,256 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:02,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:52:02,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:02,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:52:02,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:02,334 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:02,336 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:02,343 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:52:02,343 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:02,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:52:02,359 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:52:02,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:02,405 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:52:02,405 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:52:02,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:52:02,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:52:02,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:52:02,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:52:02,406 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:52:02,406 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration2_Loop [2021-10-28 23:52:02,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:52:02,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:52:02,407 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 23:52:02,414 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 23:52:02,418 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 23:52:02,421 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 23:52:02,428 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 23:52:02,536 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:52:02,536 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:52:02,536 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:02,538 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:02,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:02,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:02,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:02,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:02,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:02,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:02,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:02,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:02,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:52:02,576 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:52:02,579 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:52:02,580 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:52:02,580 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:02,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:02,581 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:02,589 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:52:02,589 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:52:02,589 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:52:02,590 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 23:52:02,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:52:02,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:02,636 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:52:02,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:02,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:52:02,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:03,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:52:03,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:03,137 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 23:52:03,138 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 23:52:03,138 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 23:52:03,354 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 23:52:03,355 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 23:52:03,355 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 23:52:03,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 23:52:03,358 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 23:52:03,361 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:03,361 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 23:52:03,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:03,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 23:52:03,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:03,369 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 23:52:03,380 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 23:52:03,402 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 23:52:03,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 23:52:03,404 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 23:52:03,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 23:52:03,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:52:03,404 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 23:52:03,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 23:52:03,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 23:52:03,452 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 23:52:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 23:52:03,466 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 23:52:03,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:52:03,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:52:03,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:52:03,468 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 23:52:04,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:52:04,141 INFO L93 Difference]: Finished difference Result 1039 states and 1893 transitions. [2021-10-28 23:52:04,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:52:04,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1893 transitions. [2021-10-28 23:52:04,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 23:52:04,157 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1893 transitions. [2021-10-28 23:52:04,158 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-28 23:52:04,158 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-28 23:52:04,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1893 transitions. [2021-10-28 23:52:04,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:52:04,159 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-28 23:52:04,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1893 transitions. [2021-10-28 23:52:04,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-28 23:52:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.821944177093359) internal successors, (1893), 1038 states have internal predecessors, (1893), 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 23:52:04,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1893 transitions. [2021-10-28 23:52:04,534 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-28 23:52:04,534 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-28 23:52:04,534 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:52:04,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1893 transitions. [2021-10-28 23:52:04,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 23:52:04,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:52:04,542 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:52:04,543 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] [2021-10-28 23:52:04,543 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:52:04,544 INFO L791 eck$LassoCheckResult]: Stem: 274120#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(36);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string42.base, #t~string42.offset, 1);call write~init~int(115, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(10, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 3 + #t~string42.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(16);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(34);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(30);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(16);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(20);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(22);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(12);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(18);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(16);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(16);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);~head~0.base, ~head~0.offset := 0, 0;~__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;~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 274052#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~39, main_~tmp~21;havoc main_~retValue_acc~39;havoc main_~tmp~21;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 274053#L489 havoc select_features_#t~ret45, select_features_#t~ret46, select_features_#t~ret47, select_features_#t~ret48, select_features_#t~ret49, select_features_#t~ret50, select_features_#t~ret51, select_features_#t~ret52;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 273897#L462 select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret45;havoc select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 273898#L462-1 select_features_#t~ret46 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret46;havoc select_features_#t~ret46;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 274028#L462-2 select_features_#t~ret47 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret47;havoc select_features_#t~ret47;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 274029#L462-3 select_features_#t~ret48 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret48;havoc select_features_#t~ret48;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 274106#L462-4 select_features_#t~ret49 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret49;havoc select_features_#t~ret49;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 274118#L462-5 select_features_#t~ret50 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret50;havoc select_features_#t~ret50;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 273945#L462-6 select_features_#t~ret51 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret51;havoc select_features_#t~ret51;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet44, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet44;havoc select_one_#t~nondet44;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 273946#L462-7 select_features_#t~ret52 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret52;havoc select_features_#t~ret52; 274039#L481 havoc valid_product_#res;havoc valid_product_~retValue_acc~5, valid_product_~tmp~3;havoc valid_product_~retValue_acc~5;havoc valid_product_~tmp~3; 274040#L497 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 274065#L501 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 273973#L506 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 273974#L511 assume 0 == ~__SELECTED_FEATURE_Sign~0; 273736#L516 assume !(0 == ~__SELECTED_FEATURE_Verify~0); 274056#L520 assume 0 != ~__SELECTED_FEATURE_Sign~0; 273917#L521 assume 0 == ~__SELECTED_FEATURE_Sign~0; 273558#L526 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~3 := 1; 273903#L500-1 valid_product_~retValue_acc~5 := valid_product_~tmp~3;valid_product_#res := valid_product_~retValue_acc~5; 273904#L557 main_#t~ret122 := valid_product_#res;main_~tmp~21 := main_#t~ret122;havoc main_#t~ret122; 273908#L3115 assume 0 != main_~tmp~21;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 273635#L2959 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; 273636#L1625-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 273700#L1631-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 273901#L2997 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; 273902#L1625-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 273790#L1631-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 274046#L3035 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; 273847#L1625-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 273848#L1631-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 273821#L3102 havoc test_#t~nondet55, test_#t~nondet56, test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_#t~nondet65, 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~6, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 273822#L1884-1 assume !false; 274151#L1693 assume test_~splverifierCounter~0 < 4; 274111#L1694 [2021-10-28 23:52:04,544 INFO L793 eck$LassoCheckResult]: Loop: 274111#L1694 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 274079#L1700 assume !(0 == test_~op1~0); 274080#L1717 assume !(0 == test_~op2~0); 273879#L1735 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet57;havoc test_#t~nondet57; 273880#L1740 assume 0 != test_~tmp___7~0; 274097#L1741 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 273683#L1741-1 test_~op3~0 := 1; 273560#L1884-1 assume !false; 274007#L1693 assume test_~splverifierCounter~0 < 4; 274111#L1694 [2021-10-28 23:52:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:04,545 INFO L85 PathProgramCache]: Analyzing trace with hash -274677724, now seen corresponding path program 1 times [2021-10-28 23:52:04,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:04,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234081005] [2021-10-28 23:52:04,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:04,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:04,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:04,639 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 23:52:04,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:52:04,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234081005] [2021-10-28 23:52:04,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234081005] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:52:04,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:52:04,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:52:04,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205070416] [2021-10-28 23:52:04,641 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:52:04,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:04,642 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 23:52:04,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:04,643 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47378004] [2021-10-28 23:52:04,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:04,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:04,652 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:52:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:04,665 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:52:04,745 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:52:04,745 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:52:04,745 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:52:04,745 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:52:04,746 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:52:04,746 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:04,746 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:52:04,746 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:52:04,746 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration3_Loop [2021-10-28 23:52:04,746 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:52:04,746 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:52:04,748 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 23:52:04,752 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 23:52:04,758 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 23:52:04,762 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 23:52:04,769 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 23:52:04,773 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 23:52:04,881 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:52:04,881 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:52:04,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:04,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:04,883 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:04,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:52:04,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:52:04,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:04,913 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:52:04,913 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 23:52:04,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:04,960 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:04,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:04,962 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:04,972 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:52:04,972 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:04,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:52:05,000 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:52:05,001 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet57=5, ULTIMATE.start_test_~tmp___7~0=5} Honda state: {ULTIMATE.start_test_#t~nondet57=5, ULTIMATE.start_test_~tmp___7~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:52:05,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,052 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,059 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:52:05,059 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:05,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:52:05,088 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:52:05,088 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 23:52:05,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,135 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:52:05,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:52:05,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:05,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,214 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,215 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:52:05,222 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:52:05,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:52:05,384 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:52:05,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,393 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:52:05,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:52:05,394 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:52:05,394 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:52:05,394 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:52:05,394 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,394 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:52:05,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:52:05,394 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator.cil.c_Iteration3_Loop [2021-10-28 23:52:05,394 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:52:05,394 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:52:05,396 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 23:52:05,400 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 23:52:05,406 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 23:52:05,410 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 23:52:05,416 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 23:52:05,419 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 23:52:05,525 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:52:05,525 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:52:05,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,527 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,530 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 23:52:05,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:05,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:05,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:05,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:05,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:05,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:05,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:05,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:52:05,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:05,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,609 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,610 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,618 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 23:52:05,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:05,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:05,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:05,630 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:52:05,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:05,633 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:52:05,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:05,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:52:05,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:05,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,692 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,701 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 23:52:05,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:05,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:05,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:05,713 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:52:05,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:05,714 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:52:05,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:05,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:52:05,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:05,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,778 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,780 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:52:05,785 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 23:52:05,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:05,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:05,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:05,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:05,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:05,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:05,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:05,816 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:52:05,819 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:52:05,819 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:52:05,819 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:05,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:05,822 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:05,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:52:05,844 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:52:05,847 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:52:05,847 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:52:05,847 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 23:52:05,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:05,897 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:52:05,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:06,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:52:06,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:06,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:52:06,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:06,356 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 23:52:06,357 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 23:52:06,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1893 transitions. cyclomatic complexity: 858 Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 23:52:06,490 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1893 transitions. cyclomatic complexity: 858. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 4084 transitions. Complement of second has 4 states. [2021-10-28 23:52:06,491 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 23:52:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 23:52:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 600 transitions. [2021-10-28 23:52:06,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 35 letters. Loop has 9 letters. [2021-10-28 23:52:06,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:06,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 44 letters. Loop has 9 letters. [2021-10-28 23:52:06,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:06,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 35 letters. Loop has 18 letters. [2021-10-28 23:52:06,494 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:06,494 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4084 transitions. [2021-10-28 23:52:06,505 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:52:06,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-28 23:52:06,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:52:06,506 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:52:06,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:52:06,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:52:06,506 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:06,506 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:06,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:52:06,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:52:06,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:52:06,507 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 23:52:06,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:52:06,508 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 23:52:06,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:52:06,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 23:52:06,508 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:52:06,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:52:06,509 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:52:06,509 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:52:06,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:52:06,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:52:06,509 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:06,509 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:06,510 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:06,510 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:52:06,510 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:52:06,510 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:52:06,510 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:52:06,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:52:06 BoogieIcfgContainer [2021-10-28 23:52:06,517 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:52:06,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:52:06,518 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:52:06,519 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:52:06,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:51:45" (3/4) ... [2021-10-28 23:52:06,523 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:52:06,523 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:52:06,525 INFO L168 Benchmark]: Toolchain (without parser) took 106319.94 ms. Allocated memory was 96.5 MB in the beginning and 11.5 GB in the end (delta: 11.4 GB). Free memory was 57.3 MB in the beginning and 9.5 GB in the end (delta: -9.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,537 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory was 66.9 MB in the beginning and 66.9 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:06,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.59 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 57.1 MB in the beginning and 67.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 8091.83 ms. Allocated memory was 121.6 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 67.2 MB in the beginning and 2.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 470.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,541 INFO L168 Benchmark]: Boogie Preprocessor took 7279.45 ms. Allocated memory was 3.5 GB in the beginning and 8.4 GB in the end (delta: 4.9 GB). Free memory was 2.9 GB in the beginning and 7.6 GB in the end (delta: -4.6 GB). Peak memory consumption was 285.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,546 INFO L168 Benchmark]: RCFGBuilder took 68228.07 ms. Allocated memory was 8.4 GB in the beginning and 11.5 GB in the end (delta: 3.1 GB). Free memory was 7.6 GB in the beginning and 9.9 GB in the end (delta: -2.4 GB). Peak memory consumption was 875.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,547 INFO L168 Benchmark]: BuchiAutomizer took 21321.69 ms. Allocated memory is still 11.5 GB. Free memory was 9.9 GB in the beginning and 9.5 GB in the end (delta: 408.9 MB). Peak memory consumption was 407.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,549 INFO L168 Benchmark]: Witness Printer took 5.17 ms. Allocated memory is still 11.5 GB. Free memory was 9.5 GB in the beginning and 9.5 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:06,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory was 66.9 MB in the beginning and 66.9 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1385.59 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 57.1 MB in the beginning and 67.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 8091.83 ms. Allocated memory was 121.6 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 67.2 MB in the beginning and 2.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 470.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 7279.45 ms. Allocated memory was 3.5 GB in the beginning and 8.4 GB in the end (delta: 4.9 GB). Free memory was 2.9 GB in the beginning and 7.6 GB in the end (delta: -4.6 GB). Peak memory consumption was 285.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 68228.07 ms. Allocated memory was 8.4 GB in the beginning and 11.5 GB in the end (delta: 3.1 GB). Free memory was 7.6 GB in the beginning and 9.9 GB in the end (delta: -2.4 GB). Peak memory consumption was 875.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 21321.69 ms. Allocated memory is still 11.5 GB. Free memory was 9.9 GB in the beginning and 9.5 GB in the end (delta: 408.9 MB). Peak memory consumption was 407.9 MB. Max. memory is 16.1 GB. * Witness Printer took 5.17 ms. Allocated memory is still 11.5 GB. Free memory was 9.5 GB in the beginning and 9.5 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 21.2s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.6s. Büchi inclusion checks took 11.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.5s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 2.1s 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: 148259 SDtfs, 148248 SDslu, 221619 SDs, 0 SdLazy, 36 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s 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: 39ms 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 23:52:06,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:06,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ee0c14-ac5d-490a-a375-788a4f885773/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...