./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt --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 34ee46d22044a3cebdcad5316f4cd94e787e8eea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:38:02,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:38:02,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:38:02,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:38:02,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:38:02,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:38:02,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:38:02,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:38:02,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:38:02,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:38:02,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:38:02,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:38:02,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:38:02,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:38:02,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:38:02,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:38:02,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:38:02,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:38:02,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:38:02,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:38:02,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:38:02,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:38:02,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:38:02,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:38:02,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:38:02,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:38:02,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:38:02,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:38:02,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:38:02,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:38:02,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:38:02,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:38:02,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:38:02,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:38:02,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:38:02,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:38:02,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:38:02,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:38:02,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:38:02,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:38:02,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:38:02,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:38:02,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:38:02,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:38:02,561 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:38:02,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:38:02,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:38:02,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:38:02,564 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:38:02,564 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:38:02,565 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:38:02,565 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:38:02,566 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:38:02,566 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:38:02,566 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:38:02,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:38:02,567 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:38:02,568 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:38:02,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:38:02,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:38:02,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:38:02,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:38:02,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:38:02,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:38:02,570 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:38:02,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:38:02,571 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:38:02,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:38:02,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:38:02,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:38:02,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:38:02,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:38:02,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:38:02,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:38:02,574 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:38:02,575 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_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ee46d22044a3cebdcad5316f4cd94e787e8eea [2021-10-13 00:38:02,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:38:02,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:38:02,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:38:02,915 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:38:02,917 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:38:02,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-10-13 00:38:03,007 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/data/50e32d625/ab5d24070d1c45069a5e31a4071bff1c/FLAG1767e0298 [2021-10-13 00:38:03,757 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:38:03,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-10-13 00:38:03,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/data/50e32d625/ab5d24070d1c45069a5e31a4071bff1c/FLAG1767e0298 [2021-10-13 00:38:03,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/data/50e32d625/ab5d24070d1c45069a5e31a4071bff1c [2021-10-13 00:38:03,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:38:03,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:38:03,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:38:03,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:38:03,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:38:03,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:38:03" (1/1) ... [2021-10-13 00:38:03,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319025eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:03, skipping insertion in model container [2021-10-13 00:38:03,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:38:03" (1/1) ... [2021-10-13 00:38:03,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:38:04,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:38:04,537 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_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[16677,16690] [2021-10-13 00:38:04,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:38:04,820 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:38:04,897 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_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[16677,16690] [2021-10-13 00:38:05,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:38:05,107 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:38:05,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05 WrapperNode [2021-10-13 00:38:05,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:38:05,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:38:05,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:38:05,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:38:05,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:05,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:11,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:38:11,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:38:11,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:38:11,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:38:11,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:11,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:12,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:12,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:14,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:15,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:16,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:16,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:38:16,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:38:16,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:38:16,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:38:16,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (1/1) ... [2021-10-13 00:38:16,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:38:16,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:38:16,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:38:16,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:38:17,016 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-13 00:38:17,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:38:17,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:38:17,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:38:17,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:39:10,169 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:39:10,170 INFO L299 CfgBuilder]: Removed 36059 assume(true) statements. [2021-10-13 00:39:10,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:10 BoogieIcfgContainer [2021-10-13 00:39:10,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:39:10,219 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:39:10,219 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:39:10,223 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:39:10,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:39:10,231 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:38:03" (1/3) ... [2021-10-13 00:39:10,233 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ff7e796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:39:10, skipping insertion in model container [2021-10-13 00:39:10,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:39:10,234 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:38:05" (2/3) ... [2021-10-13 00:39:10,235 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ff7e796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:39:10, skipping insertion in model container [2021-10-13 00:39:10,235 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:39:10,235 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:10" (3/3) ... [2021-10-13 00:39:10,237 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec6_productSimulator.cil.c [2021-10-13 00:39:10,301 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:39:10,302 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:39:10,302 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:39:10,302 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:39:10,302 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:39:10,302 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:39:10,303 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:39:10,303 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:39:11,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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) [2021-10-13 00:39:12,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-13 00:39:12,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:39:12,108 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:39:12,124 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] [2021-10-13 00:39:12,124 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:12,124 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:39:12,189 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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) [2021-10-13 00:39:12,659 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-13 00:39:12,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:39:12,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:39:12,668 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] [2021-10-13 00:39:12,669 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:12,687 INFO L791 eck$LassoCheckResult]: Stem: 24501#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);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(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);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~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 21634#L-1true havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 22658#L731true havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 4745#L704true select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 31519#L704-1true select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 6194#L704-2true select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 7750#L704-3true select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 16957#L704-4true select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 14814#L704-5true select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 34173#L704-6true select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 32407#L704-7true select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 29113#L723true havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 12673#L739true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 17673#L742true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~9 := 0; 14912#L742-1true valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 14436#L799true main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 3826#L2375true assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 34991#L2219true 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; 27200#L1866-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 19005#L1872-5true 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; 23510#L2257true 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; 16220#L1866-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 367#L1872-11true setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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; 5661#L2295true 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; 19199#L1866-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 16355#L1872-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 573#L2362true havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 5367#L2142-1true [2021-10-13 00:39:12,688 INFO L793 eck$LassoCheckResult]: Loop: 5367#L2142-1true assume !false; 12728#L1951true assume test_~splverifierCounter~0 < 4; 30622#L1952true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 18543#L1958true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet98;havoc test_#t~nondet98; 28104#L1962true assume 0 != test_~tmp___9~0; 28849#L1963true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 31642#L1963-1true test_~op1~0 := 1; 5367#L2142-1true [2021-10-13 00:39:12,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:12,715 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-13 00:39:12,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:12,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51124254] [2021-10-13 00:39:12,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:12,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:13,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:13,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51124254] [2021-10-13 00:39:13,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51124254] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:13,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:13,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:39:13,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058391011] [2021-10-13 00:39:13,369 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:39:13,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:13,377 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-13 00:39:13,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:13,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140325712] [2021-10-13 00:39:13,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:13,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:13,393 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:39:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:13,460 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:39:13,563 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:13,564 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:13,564 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:13,566 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:13,567 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:39:13,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:13,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:13,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:13,568 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-10-13 00:39:13,568 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:13,568 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:13,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,748 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:13,749 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:39:13,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:13,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:13,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:13,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:13,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:39:13,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:13,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:13,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:13,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:13,851 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:39:13,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:13,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:39:13,883 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:39:13,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:13,931 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:13,931 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:13,931 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:13,931 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:13,931 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:39:13,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:13,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:13,932 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:13,932 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-10-13 00:39:13,932 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:13,932 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:13,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:13,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:14,064 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:14,070 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:39:14,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:14,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:14,078 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:14,083 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 [2021-10-13 00:39:14,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:14,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:14,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:14,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:39:14,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:14,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:39:14,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:14,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:39:14,118 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:39:14,144 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-13 00:39:14,144 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-13 00:39:14,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:14,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:14,149 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:14,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:39:14,155 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:39:14,155 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:39:14,155 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:39:14,156 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2021-10-13 00:39:14,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:14,205 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:39:14,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:14,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:39:14,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:14,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:39:14,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:14,784 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 [2021-10-13 00:39:14,848 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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) [2021-10-13 00:39:15,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:21,628 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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 174351 states and 280224 transitions. Complement of second has 7 states. [2021-10-13 00:39:21,629 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 [2021-10-13 00:39:21,631 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) [2021-10-13 00:39:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 168036 transitions. [2021-10-13 00:39:21,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-13 00:39:21,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:21,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-13 00:39:21,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:21,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-13 00:39:21,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:21,862 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 174351 states and 280224 transitions. [2021-10-13 00:39:23,764 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-13 00:39:23,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 174351 states to 990 states and 1812 transitions. [2021-10-13 00:39:23,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-13 00:39:23,787 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-13 00:39:23,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-13 00:39:23,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:39:23,791 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-13 00:39:23,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-13 00:39:23,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-13 00:39:23,911 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) [2021-10-13 00:39:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-13 00:39:23,916 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-13 00:39:23,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:23,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:39:23,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:39:23,923 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) [2021-10-13 00:39:24,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:24,025 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-13 00:39:24,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:39:24,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-13 00:39:24,039 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-13 00:39:24,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-13 00:39:24,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-13 00:39:24,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-13 00:39:24,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-13 00:39:24,050 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:39:24,052 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-13 00:39:24,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-13 00:39:24,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-13 00:39:24,076 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) [2021-10-13 00:39:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-13 00:39:24,078 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-13 00:39:24,078 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-13 00:39:24,078 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:39:24,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-13 00:39:24,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-13 00:39:24,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:39:24,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:39:24,088 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] [2021-10-13 00:39:24,088 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:24,088 INFO L791 eck$LassoCheckResult]: Stem: 211147#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);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(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);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~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 211087#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 210956#L731 havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210957#L704 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210871#L704-1 select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210781#L704-2 select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210661#L704-3 select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210662#L704-4 select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211003#L704-5 select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211137#L704-6 select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211139#L704-7 select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 211140#L723 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 210595#L739 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 210596#L743 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 210760#L748 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 210761#L753 assume 0 == ~__SELECTED_FEATURE_Sign~0; 210827#L758 assume 0 == ~__SELECTED_FEATURE_Verify~0; 210958#L763 assume 0 == ~__SELECTED_FEATURE_Sign~0; 210642#L768 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 210643#L742-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 210771#L799 main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 210991#L2375 assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 210992#L2219 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; 211148#L1866-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210863#L1872-5 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; 210962#L2257 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; 210963#L1866-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210812#L1872-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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; 210725#L2295 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; 210726#L1866-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210702#L1872-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 210754#L2362 havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 210755#L2142-1 assume !false; 210892#L1951 [2021-10-13 00:39:24,090 INFO L793 eck$LassoCheckResult]: Loop: 210892#L1951 assume test_~splverifierCounter~0 < 4; 210893#L1952 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 210954#L1958 assume !(0 == test_~op1~0); 210908#L1975 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet99;havoc test_#t~nondet99; 210989#L1980 assume 0 != test_~tmp___8~0; 211090#L1981 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 210866#L1981-1 test_~op2~0 := 1; 210611#L2142-1 assume !false; 210892#L1951 [2021-10-13 00:39:24,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:24,090 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-13 00:39:24,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:24,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685723535] [2021-10-13 00:39:24,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:24,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:24,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:24,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685723535] [2021-10-13 00:39:24,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685723535] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:24,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:24,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:24,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772370071] [2021-10-13 00:39:24,279 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:39:24,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:24,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-13 00:39:24,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:24,282 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686303319] [2021-10-13 00:39:24,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:24,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:24,295 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:39:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:24,315 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:39:24,399 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:24,399 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:24,400 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:24,400 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:24,400 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:39:24,400 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,400 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:24,401 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:24,401 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2021-10-13 00:39:24,401 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:24,401 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:24,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,554 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:24,554 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:39:24,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:24,558 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:24,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:24,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:24,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:39:24,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:24,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:24,638 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:24,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:39:24,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:24,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:39:24,678 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:39:24,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:24,720 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:24,720 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:24,720 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:24,721 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:24,721 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:39:24,721 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,721 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:24,721 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:24,721 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2021-10-13 00:39:24,721 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:24,721 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:24,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:24,861 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:24,861 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:39:24,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:24,867 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:24,874 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 [2021-10-13 00:39:24,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:24,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:24,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:24,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:39:24,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:24,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:39:24,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:24,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:39:24,904 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:39:24,908 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-13 00:39:24,909 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-13 00:39:24,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:24,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:24,911 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:24,917 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:39:24,918 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:39:24,918 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:39:24,918 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-13 00:39:24,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:39:24,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:24,965 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:39:24,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:25,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:39:25,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:25,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:39:25,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:25,438 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 [2021-10-13 00:39:25,439 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) [2021-10-13 00:39:25,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:25,945 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. [2021-10-13 00:39:25,945 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 [2021-10-13 00:39:25,946 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) [2021-10-13 00:39:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-13 00:39:25,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-13 00:39:25,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:25,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-13 00:39:25,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:25,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-13 00:39:25,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:25,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-13 00:39:25,969 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-13 00:39:25,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-13 00:39:25,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-13 00:39:25,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-13 00:39:25,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-13 00:39:26,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:39:26,004 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-13 00:39:26,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-13 00:39:26,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-13 00:39:26,038 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) [2021-10-13 00:39:26,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-13 00:39:26,042 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-13 00:39:26,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:26,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:26,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:26,044 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) [2021-10-13 00:39:26,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:26,826 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-13 00:39:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:26,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-13 00:39:26,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-13 00:39:26,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-13 00:39:26,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-13 00:39:26,844 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-13 00:39:26,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-13 00:39:26,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:39:26,845 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-13 00:39:26,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-13 00:39:26,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-13 00:39:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8209817131857555) internal successors, (1892), 1038 states have internal predecessors, (1892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:26,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-13 00:39:26,870 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-13 00:39:26,870 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-13 00:39:26,870 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:39:26,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-13 00:39:26,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-13 00:39:26,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:39:26,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:39:26,876 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:26,876 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:26,876 INFO L791 eck$LassoCheckResult]: Stem: 215961#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);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(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);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~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 215884#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 215741#L731 havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215742#L704 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215659#L704-1 select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215566#L704-2 select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215446#L704-3 select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215447#L704-4 select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215792#L704-5 select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215944#L704-6 select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215946#L704-7 select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 215947#L723 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 215381#L739 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215382#L742 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 215545#L743 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 215546#L748 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215547#L752 assume 0 != ~__SELECTED_FEATURE_Keys~0; 215676#L753 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215612#L758 assume 0 == ~__SELECTED_FEATURE_Verify~0; 215743#L763 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215427#L768 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 215428#L742-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 215556#L799 main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 215780#L2375 assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 215781#L2219 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; 215962#L1866-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215649#L1872-5 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; 215747#L2257 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; 215748#L1866-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215597#L1872-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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; 215510#L2295 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; 215511#L1866-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215493#L1872-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 215539#L2362 havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 215540#L2142-1 assume !false; 216030#L1951 assume test_~splverifierCounter~0 < 4; 215963#L1952 [2021-10-13 00:39:26,877 INFO L793 eck$LassoCheckResult]: Loop: 215963#L1952 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 215739#L1958 assume !(0 == test_~op1~0); 215693#L1975 assume !(0 == test_~op2~0); 215725#L1993 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet100;havoc test_#t~nondet100; 215726#L1998 assume 0 != test_~tmp___7~0; 215894#L1999 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 215414#L1999-1 test_~op3~0 := 1; 215398#L2142-1 assume !false; 215952#L1951 assume test_~splverifierCounter~0 < 4; 215963#L1952 [2021-10-13 00:39:26,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:26,878 INFO L82 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2021-10-13 00:39:26,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:26,878 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023557851] [2021-10-13 00:39:26,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:26,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:26,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:26,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023557851] [2021-10-13 00:39:26,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023557851] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:26,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:26,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:26,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170695392] [2021-10-13 00:39:26,957 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:39:26,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:26,958 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-13 00:39:26,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:26,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560249723] [2021-10-13 00:39:26,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:26,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:26,969 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:39:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:39:26,982 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:39:27,060 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:27,061 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:27,061 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:27,061 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:27,061 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:39:27,062 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,062 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:27,062 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:27,062 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2021-10-13 00:39:27,062 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:27,063 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:27,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:27,196 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:39:27,196 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,199 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,207 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:27,208 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:27,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:39:27,222 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:39:27,222 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: [] [2021-10-13 00:39:27,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,275 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:27,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:27,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:39:27,314 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:39:27,315 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: [] [2021-10-13 00:39:27,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,358 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:27,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:27,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:39:27,383 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:39:27,383 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet100=-2, ULTIMATE.start_test_~tmp___7~0=-2} Honda state: {ULTIMATE.start_test_#t~nondet100=-2, ULTIMATE.start_test_~tmp___7~0=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:39:27,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,431 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:39:27,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:27,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:39:27,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,502 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,511 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:39:27,512 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:39:27,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:39:27,670 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:39:27,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,679 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:39:27,679 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:39:27,679 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:39:27,679 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:39:27,679 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:39:27,679 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,679 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:39:27,680 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:39:27,680 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2021-10-13 00:39:27,680 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:39:27,680 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:39:27,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:39:27,813 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:39:27,813 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:39:27,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,816 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:39:27,823 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 [2021-10-13 00:39:27,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:27,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:27,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:27,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:39:27,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:27,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:39:27,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:27,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:39:27,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,894 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,903 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 [2021-10-13 00:39:27,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:27,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:27,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:27,915 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:39:27,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:27,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:39:27,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:27,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:39:27,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:39:27,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:27,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:27,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:27,984 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:27,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:39:27,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:39:28,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:28,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:28,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:28,003 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:39:28,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:28,009 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:39:28,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:28,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:39:28,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:28,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:28,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:28,067 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:28,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:39:28,071 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 [2021-10-13 00:39:28,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:39:28,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:39:28,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:39:28,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:39:28,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:39:28,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:39:28,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:39:28,091 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:39:28,094 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-13 00:39:28,094 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-13 00:39:28,094 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:39:28,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:28,095 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:28,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:39:28,099 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:39:28,099 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:39:28,099 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:39:28,099 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2021-10-13 00:39:28,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:28,124 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:39:28,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:28,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:39:28,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:28,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:39:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:39:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:28,640 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 [2021-10-13 00:39:28,640 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,739 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2228 states and 4083 transitions. Complement of second has 4 states. [2021-10-13 00:39:28,740 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 [2021-10-13 00:39:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-13 00:39:28,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-13 00:39:28,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:28,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-13 00:39:28,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:28,743 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-13 00:39:28,743 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:39:28,743 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-13 00:39:28,753 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:39:28,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-13 00:39:28,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:39:28,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:39:28,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:39:28,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:39:28,754 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:28,755 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:28,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:28,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:28,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:28,756 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:28,756 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-13 00:39:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:39:28,757 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-13 00:39:28,757 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:39:28,757 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:39:28,757 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:39:28,757 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:39:28,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:39:28,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:39:28,758 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:28,758 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:28,758 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:28,758 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-13 00:39:28,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:39:28,758 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:39:28,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:39:28,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:39:28 BoogieIcfgContainer [2021-10-13 00:39:28,766 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:39:28,766 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:39:28,767 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:39:28,767 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:39:28,768 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:10" (3/4) ... [2021-10-13 00:39:28,771 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:39:28,772 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:39:28,774 INFO L168 Benchmark]: Toolchain (without parser) took 84906.08 ms. Allocated memory was 81.8 MB in the beginning and 11.4 GB in the end (delta: 11.3 GB). Free memory was 39.7 MB in the beginning and 9.7 GB in the end (delta: -9.7 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,779 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:39:28,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.26 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 39.5 MB in the beginning and 44.0 MB in the end (delta: -4.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 6526.64 ms. Allocated memory was 107.0 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 44.0 MB in the beginning and 2.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 398.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,783 INFO L168 Benchmark]: Boogie Preprocessor took 5266.04 ms. Allocated memory was 3.1 GB in the beginning and 8.2 GB in the end (delta: 5.1 GB). Free memory was 2.6 GB in the beginning and 7.5 GB in the end (delta: -4.9 GB). Peak memory consumption was 220.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,784 INFO L168 Benchmark]: RCFGBuilder took 53311.80 ms. Allocated memory was 8.2 GB in the beginning and 11.4 GB in the end (delta: 3.2 GB). Free memory was 7.5 GB in the beginning and 10.0 GB in the end (delta: -2.5 GB). Peak memory consumption was 789.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,789 INFO L168 Benchmark]: BuchiAutomizer took 18547.40 ms. Allocated memory is still 11.4 GB. Free memory was 10.0 GB in the beginning and 9.7 GB in the end (delta: 288.4 MB). Peak memory consumption was 287.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:28,792 INFO L168 Benchmark]: Witness Printer took 5.27 ms. Allocated memory is still 11.4 GB. Free memory is still 9.7 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:39:28,795 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 81.8 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1237.26 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 39.5 MB in the beginning and 44.0 MB in the end (delta: -4.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 6526.64 ms. Allocated memory was 107.0 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 44.0 MB in the beginning and 2.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 398.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 5266.04 ms. Allocated memory was 3.1 GB in the beginning and 8.2 GB in the end (delta: 5.1 GB). Free memory was 2.6 GB in the beginning and 7.5 GB in the end (delta: -4.9 GB). Peak memory consumption was 220.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53311.80 ms. Allocated memory was 8.2 GB in the beginning and 11.4 GB in the end (delta: 3.2 GB). Free memory was 7.5 GB in the beginning and 10.0 GB in the end (delta: -2.5 GB). Peak memory consumption was 789.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 18547.40 ms. Allocated memory is still 11.4 GB. Free memory was 10.0 GB in the beginning and 9.7 GB in the end (delta: 288.4 MB). Peak memory consumption was 287.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.27 ms. Allocated memory is still 11.4 GB. Free memory is still 9.7 GB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function 5 + -2 * splverifierCounter and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.7s. Büchi inclusion checks took 9.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 195.1ms AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.9s 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: 115168 SDtfs, 114666 SDslu, 171982 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 783.5ms 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: 45ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:39:28,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:39:29,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1e6c6f-7c3e-470b-a370-e1ae1375fac6/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...