./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF --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 3f09e5adfeee9c308429dc6a96730836c8dd32d7c1bd2833eb57924261e76e35 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:18:30,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:18:30,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:18:30,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:18:30,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:18:30,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:18:30,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:18:30,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:18:30,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:18:30,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:18:30,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:18:30,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:18:30,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:18:30,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:18:30,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:18:30,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:18:30,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:18:30,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:18:30,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:18:30,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:18:30,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:18:30,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:18:30,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:18:30,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:18:30,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:18:30,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:18:30,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:18:30,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:18:30,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:18:30,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:18:30,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:18:30,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:18:30,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:18:30,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:18:30,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:18:30,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:18:30,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:18:30,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:18:30,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:18:30,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:18:30,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:18:30,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:18:30,442 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:18:30,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:18:30,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:18:30,443 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:18:30,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:18:30,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:18:30,444 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:18:30,445 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:18:30,445 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:18:30,445 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:18:30,445 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:18:30,446 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:18:30,446 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:18:30,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:18:30,446 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:18:30,446 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:18:30,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:18:30,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:18:30,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:18:30,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:18:30,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:18:30,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:18:30,448 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:18:30,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:18:30,449 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:18:30,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:18:30,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:18:30,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:18:30,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:18:30,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:18:30,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:18:30,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:18:30,452 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:18:30,452 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_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f09e5adfeee9c308429dc6a96730836c8dd32d7c1bd2833eb57924261e76e35 [2021-11-20 06:18:30,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:18:30,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:18:30,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:18:30,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:18:30,802 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:18:30,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/product-lines/email_spec27_product33.cil.c [2021-11-20 06:18:30,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/data/96678dbc3/12eeb5946f1c4b0aaabca7139247e349/FLAG8daa1e430 [2021-11-20 06:18:31,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:18:31,608 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/sv-benchmarks/c/product-lines/email_spec27_product33.cil.c [2021-11-20 06:18:31,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/data/96678dbc3/12eeb5946f1c4b0aaabca7139247e349/FLAG8daa1e430 [2021-11-20 06:18:31,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/data/96678dbc3/12eeb5946f1c4b0aaabca7139247e349 [2021-11-20 06:18:31,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:18:31,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:18:31,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:18:31,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:18:31,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:18:31,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:31" (1/1) ... [2021-11-20 06:18:31,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6ca361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:31, skipping insertion in model container [2021-11-20 06:18:31,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:31" (1/1) ... [2021-11-20 06:18:31,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:18:31,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:18:32,179 WARN L230 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_b8d8f2d1-7326-4121-93aa-e530c1ce625d/sv-benchmarks/c/product-lines/email_spec27_product33.cil.c[1543,1556] [2021-11-20 06:18:32,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:18:32,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:18:32,709 WARN L230 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_b8d8f2d1-7326-4121-93aa-e530c1ce625d/sv-benchmarks/c/product-lines/email_spec27_product33.cil.c[1543,1556] [2021-11-20 06:18:32,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:18:32,867 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:18:32,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32 WrapperNode [2021-11-20 06:18:32,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:18:32,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:18:32,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:18:32,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:18:32,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:32,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,038 INFO L137 Inliner]: procedures = 134, calls = 229, calls flagged for inlining = 138, calls inlined = 203, statements flattened = 3050 [2021-11-20 06:18:33,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:18:33,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:18:33,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:18:33,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:18:33,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:18:33,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:18:33,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:18:33,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:18:33,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (1/1) ... [2021-11-20 06:18:33,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:33,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:33,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:33,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:18:33,323 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-20 06:18:33,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:18:33,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:18:33,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:18:33,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:18:33,594 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:18:33,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:18:35,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:18:35,540 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:18:35,540 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:18:35,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:35 BoogieIcfgContainer [2021-11-20 06:18:35,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:18:35,549 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:18:35,549 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:18:35,554 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:18:35,555 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:35,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:18:31" (1/3) ... [2021-11-20 06:18:35,557 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2adfe7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:35, skipping insertion in model container [2021-11-20 06:18:35,558 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:35,558 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:32" (2/3) ... [2021-11-20 06:18:35,559 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2adfe7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:35, skipping insertion in model container [2021-11-20 06:18:35,559 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:35,559 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:35" (3/3) ... [2021-11-20 06:18:35,561 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec27_product33.cil.c [2021-11-20 06:18:35,622 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:18:35,622 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:18:35,622 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:18:35,623 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:18:35,623 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:18:35,623 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:18:35,624 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:18:35,624 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:18:35,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 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) [2021-11-20 06:18:35,774 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2021-11-20 06:18:35,774 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:35,774 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:35,787 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] [2021-11-20 06:18:35,787 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:35,787 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:18:35,790 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 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) [2021-11-20 06:18:35,804 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2021-11-20 06:18:35,804 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:35,804 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:35,807 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] [2021-11-20 06:18:35,813 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:35,820 INFO L791 eck$LassoCheckResult]: Stem: 651#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 557#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 300#L1189true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 625#L1182true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 414#L1197true main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 559#L624true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 397#L2657true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 100#L2663-2true assume { :end_inline_setClientId } true; 569#L501true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 308#L2222true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 381#L2228-2true assume { :end_inline_setClientPrivateKey } true; 173#L512true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 200#L2657-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 505#L2663-5true assume { :end_inline_setClientId } true; 291#L522true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 586#L2222-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 624#L2228-5true assume { :end_inline_setClientPrivateKey } true; 138#L533true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 48#L2657-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 487#L2663-8true assume { :end_inline_setClientId } true; 402#L543true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 641#L2222-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 67#L2228-8true assume { :end_inline_setClientPrivateKey } true; 337#L554true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 217#L611true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 391#L1104-1true [2021-11-20 06:18:35,829 INFO L793 eck$LassoCheckResult]: Loop: 391#L1104-1true assume !false; 596#L956true assume test_~splverifierCounter~0#1 < 4; 424#L957true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 289#L963true assume !(0 == test_~op1~0#1); 191#L976true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet69#1;havoc test_#t~nondet69#1; 161#L981true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 465#L2175true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 62#L2181-2true assume { :end_inline_setClientAutoResponse } true; 509#L754true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 391#L1104-1true [2021-11-20 06:18:35,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:35,839 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-11-20 06:18:35,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:35,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786855948] [2021-11-20 06:18:35,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:35,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:36,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:36,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786855948] [2021-11-20 06:18:36,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786855948] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:36,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:36,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:18:36,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216897610] [2021-11-20 06:18:36,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:36,381 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:36,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:36,382 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-11-20 06:18:36,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:36,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330394799] [2021-11-20 06:18:36,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:36,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:36,413 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:36,498 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:36,670 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:36,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:36,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:36,681 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:36,681 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:36,682 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:36,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:36,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:36,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration1_Loop [2021-11-20 06:18:36,683 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:36,683 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:36,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:36,937 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:36,938 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:36,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:36,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:36,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:36,958 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:36,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:36,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 06:18:37,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:37,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,010 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:37,018 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:37,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 06:18:37,049 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:37,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:37,090 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:37,090 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:37,090 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:37,090 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:37,091 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:37,091 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,091 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:37,091 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:37,091 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration1_Loop [2021-11-20 06:18:37,091 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:37,092 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:37,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:37,258 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:37,264 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:37,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,282 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 [2021-11-20 06:18:37,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:37,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:37,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:37,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:37,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:37,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:37,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:37,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:18:37,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:37,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:37,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,357 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,367 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 [2021-11-20 06:18:37,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:37,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:37,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:37,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:37,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:37,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:37,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:37,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:18:37,397 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:37,404 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:37,404 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:37,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,409 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,422 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:37,422 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:37,423 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:37,423 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2021-11-20 06:18:37,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:18:37,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:37,472 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:37,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:37,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:37,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:37,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:37,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:37,953 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 [2021-11-20 06:18:37,957 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 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) [2021-11-20 06:18:38,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,392 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 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 2937 states and 4907 transitions. Complement of second has 7 states. [2021-11-20 06:18:38,393 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 [2021-11-20 06:18:38,401 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) [2021-11-20 06:18:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2809 transitions. [2021-11-20 06:18:38,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 25 letters. Loop has 9 letters. [2021-11-20 06:18:38,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:38,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 34 letters. Loop has 9 letters. [2021-11-20 06:18:38,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:38,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 25 letters. Loop has 18 letters. [2021-11-20 06:18:38,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:38,414 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2937 states and 4907 transitions. [2021-11-20 06:18:38,460 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2021-11-20 06:18:38,489 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2937 states to 931 states and 1651 transitions. [2021-11-20 06:18:38,490 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2021-11-20 06:18:38,494 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2021-11-20 06:18:38,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2021-11-20 06:18:38,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:38,495 INFO L681 BuchiCegarLoop]: Abstraction has 931 states and 1651 transitions. [2021-11-20 06:18:38,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2021-11-20 06:18:38,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2021-11-20 06:18:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 488 states have (on average 1.7622950819672132) internal successors, (860), 487 states have internal predecessors, (860), 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) [2021-11-20 06:18:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2021-11-20 06:18:38,603 INFO L704 BuchiCegarLoop]: Abstraction has 488 states and 860 transitions. [2021-11-20 06:18:38,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:38,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:18:38,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:18:38,608 INFO L87 Difference]: Start difference. First operand 488 states and 860 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-11-20 06:18:38,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:38,686 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2021-11-20 06:18:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:18:38,702 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2021-11-20 06:18:38,713 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2021-11-20 06:18:38,746 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2021-11-20 06:18:38,746 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2021-11-20 06:18:38,747 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2021-11-20 06:18:38,748 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2021-11-20 06:18:38,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:38,748 INFO L681 BuchiCegarLoop]: Abstraction has 953 states and 1682 transitions. [2021-11-20 06:18:38,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2021-11-20 06:18:38,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2021-11-20 06:18:38,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 487 states have (on average 1.757700205338809) internal successors, (856), 486 states have internal predecessors, (856), 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) [2021-11-20 06:18:38,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2021-11-20 06:18:38,783 INFO L704 BuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2021-11-20 06:18:38,783 INFO L587 BuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2021-11-20 06:18:38,783 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 06:18:38,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2021-11-20 06:18:38,786 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2021-11-20 06:18:38,786 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:38,787 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:38,789 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] [2021-11-20 06:18:38,789 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:38,790 INFO L791 eck$LassoCheckResult]: Stem: 5658#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 5594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 5595#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5651#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 5374#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 5375#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 5349#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5344#L2663-2 assume { :end_inline_setClientId } true; 5450#L501 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 5612#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5306#L2228-2 assume { :end_inline_setClientPrivateKey } true; 5307#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 5546#L2657-2 assume !(1 == setClientId_~handle#1); 5503#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 5504#L2663-5 assume { :end_inline_setClientId } true; 5524#L522 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 5625#L2222-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5512#L2228-5 assume { :end_inline_setClientPrivateKey } true; 5513#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 5320#L2657-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5322#L2663-8 assume { :end_inline_setClientId } true; 5355#L543 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 5356#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5219#L2228-8 assume { :end_inline_setClientPrivateKey } true; 5376#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 5604#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 5605#L1104-1 assume !false; 5333#L956 [2021-11-20 06:18:38,790 INFO L793 eck$LassoCheckResult]: Loop: 5333#L956 assume test_~splverifierCounter~0#1 < 4; 5400#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 5401#L963 assume !(0 == test_~op1~0#1); 5386#L976 assume !(0 == test_~op2~0#1); 5469#L990 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet70#1;havoc test_#t~nondet70#1; 5471#L995 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 5351#L2222-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5221#L2228-11 assume { :end_inline_setClientPrivateKey } true; 5262#L724 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 5247#L1104-1 assume !false; 5333#L956 [2021-11-20 06:18:38,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-11-20 06:18:38,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:38,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005014275] [2021-11-20 06:18:38,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:38,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:38,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:38,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:38,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005014275] [2021-11-20 06:18:38,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005014275] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:38,908 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:38,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:18:38,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572635540] [2021-11-20 06:18:38,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:38,910 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:38,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:38,910 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2021-11-20 06:18:38,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:38,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041106957] [2021-11-20 06:18:38,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:38,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:38,921 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:38,950 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:39,067 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:39,067 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:39,067 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:39,067 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:39,067 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:39,068 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,068 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:39,068 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:39,068 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration2_Loop [2021-11-20 06:18:39,068 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:39,068 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:39,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,252 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:39,252 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:39,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,255 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:39,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:39,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:18:39,292 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:39,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:39,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,340 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:39,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:39,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:18:39,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-20 06:18:39,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,417 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:18:39,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:39,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:39,438 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:39,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,468 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:39,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:39,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:39,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:39,468 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:39,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,469 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:39,469 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:39,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration2_Loop [2021-11-20 06:18:39,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:39,469 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:39,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,684 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:39,685 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:39,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,689 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,699 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 [2021-11-20 06:18:39,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,710 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:39,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,715 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:39,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:18:39,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,780 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:18:39,791 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 [2021-11-20 06:18:39,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,803 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:39,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,804 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:39,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,833 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:18:39,835 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 [2021-11-20 06:18:39,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:39,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,869 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:39,872 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:39,872 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:39,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,873 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:18:39,875 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:39,875 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:39,875 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:39,875 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2021-11-20 06:18:39,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,900 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:39,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:40,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:40,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:40,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:40,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:40,234 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 [2021-11-20 06:18:40,234 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-11-20 06:18:40,341 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 1821 states and 3235 transitions. Complement of second has 6 states. [2021-11-20 06:18:40,342 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 [2021-11-20 06:18:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-11-20 06:18:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2021-11-20 06:18:40,348 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2021-11-20 06:18:40,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:40,351 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2021-11-20 06:18:40,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:40,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2021-11-20 06:18:40,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:40,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2021-11-20 06:18:40,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-11-20 06:18:40,406 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2021-11-20 06:18:40,406 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2021-11-20 06:18:40,408 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2021-11-20 06:18:40,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2021-11-20 06:18:40,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:40,409 INFO L681 BuchiCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2021-11-20 06:18:40,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2021-11-20 06:18:40,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2021-11-20 06:18:40,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.7703862660944205) internal successors, (1650), 931 states have internal predecessors, (1650), 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) [2021-11-20 06:18:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2021-11-20 06:18:40,458 INFO L704 BuchiCegarLoop]: Abstraction has 932 states and 1650 transitions. [2021-11-20 06:18:40,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:40,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:18:40,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:18:40,463 INFO L87 Difference]: Start difference. First operand 932 states and 1650 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) [2021-11-20 06:18:40,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:40,629 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2021-11-20 06:18:40,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:18:40,631 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2021-11-20 06:18:40,646 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2021-11-20 06:18:40,665 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2021-11-20 06:18:40,665 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2021-11-20 06:18:40,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2021-11-20 06:18:40,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2021-11-20 06:18:40,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:40,667 INFO L681 BuchiCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2021-11-20 06:18:40,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2021-11-20 06:18:40,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2021-11-20 06:18:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.76931330472103) internal successors, (1649), 931 states have internal predecessors, (1649), 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) [2021-11-20 06:18:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2021-11-20 06:18:40,693 INFO L704 BuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2021-11-20 06:18:40,693 INFO L587 BuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2021-11-20 06:18:40,693 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 06:18:40,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2021-11-20 06:18:40,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-20 06:18:40,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:40,705 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:40,709 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] [2021-11-20 06:18:40,709 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:40,709 INFO L791 eck$LassoCheckResult]: Stem: 10860#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 10790#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 10791#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10853#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 10564#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 10565#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 10540#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10533#L2663-2 assume { :end_inline_setClientId } true; 10640#L501 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 10811#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10494#L2228-2 assume { :end_inline_setClientPrivateKey } true; 10495#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 10742#L2657-2 assume !(1 == setClientId_~handle#1); 10694#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10695#L2663-5 assume { :end_inline_setClientId } true; 10717#L522 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 10824#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 10825#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 10704#L2228-5 assume { :end_inline_setClientPrivateKey } true; 10705#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 10508#L2657-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10510#L2663-8 assume { :end_inline_setClientId } true; 10544#L543 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 10545#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10409#L2228-8 assume { :end_inline_setClientPrivateKey } true; 10566#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 10803#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 10804#L1104-1 assume !false; 10886#L956 assume test_~splverifierCounter~0#1 < 4; 10590#L957 [2021-11-20 06:18:40,710 INFO L793 eck$LassoCheckResult]: Loop: 10590#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10591#L963 assume !(0 == test_~op1~0#1); 10576#L976 assume !(0 == test_~op2~0#1); 10659#L990 assume !(0 == test_~op3~0#1); 10660#L1004 assume !(0 == test_~op4~0#1); 10696#L1018 assume !(0 == test_~op5~0#1); 10641#L1032 assume !(0 == test_~op6~0#1); 10594#L1046 assume !(0 == test_~op7~0#1); 10596#L1060 assume 0 == test_~op8~0#1;test_~tmp___2~1#1 := test_#t~nondet75#1;havoc test_#t~nondet75#1; 10434#L1065 assume 0 != test_~tmp___2~1#1;test_~op8~0#1 := 1; 10435#L1104-1 assume !false; 10521#L956 assume test_~splverifierCounter~0#1 < 4; 10590#L957 [2021-11-20 06:18:40,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:40,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-11-20 06:18:40,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:40,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855739486] [2021-11-20 06:18:40,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:40,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:40,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:40,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855739486] [2021-11-20 06:18:40,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855739486] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:40,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:40,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:18:40,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688450209] [2021-11-20 06:18:40,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:40,805 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:40,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:40,806 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2021-11-20 06:18:40,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:40,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722388775] [2021-11-20 06:18:40,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:40,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:40,812 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:40,823 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:40,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,958 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:40,958 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:40,958 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:40,958 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:40,958 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:40,958 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,958 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:40,959 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:40,959 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration3_Loop [2021-11-20 06:18:40,959 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:40,959 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:40,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:40,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,093 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:41,093 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:41,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,094 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:41,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:18:41,138 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:41,138 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:41,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,177 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:18:41,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:41,189 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,209 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:41,209 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:41,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,235 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:18:41,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:41,238 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,259 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:41,259 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:41,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,298 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,305 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:41,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:18:41,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:41,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___2~1#1=-1, ULTIMATE.start_test_#t~nondet75#1=-1} Honda state: {ULTIMATE.start_test_~tmp___2~1#1=-1, ULTIMATE.start_test_#t~nondet75#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:41,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,368 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:41,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:18:41,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,435 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:41,441 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:41,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:18:41,465 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:41,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,504 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:41,504 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:41,504 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:41,505 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:41,505 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:41,505 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,505 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:41,505 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:41,505 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration3_Loop [2021-11-20 06:18:41,505 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:41,505 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:41,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:41,634 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:41,635 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:41,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,636 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,649 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 [2021-11-20 06:18:41,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,658 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:41,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:41,659 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:18:41,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,720 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,733 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 [2021-11-20 06:18:41,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,742 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:41,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:41,743 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:18:41,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,786 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:18:41,788 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 [2021-11-20 06:18:41,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,796 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:41,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:41,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,849 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,858 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 [2021-11-20 06:18:41,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,868 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:41,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:41,870 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:18:41,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,921 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,924 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 [2021-11-20 06:18:41,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:41,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:41,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:18:41,953 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:41,955 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:41,955 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:41,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,957 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,958 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:41,959 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:41,959 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:41,959 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2021-11-20 06:18:41,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:18:41,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,997 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:42,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:42,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:42,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:42,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:42,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:42,286 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 [2021-11-20 06:18:42,286 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721 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) [2021-11-20 06:18:42,382 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721. 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 4062 states and 7226 transitions. Complement of second has 6 states. [2021-11-20 06:18:42,382 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 [2021-11-20 06:18:42,383 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) [2021-11-20 06:18:42,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2021-11-20 06:18:42,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2021-11-20 06:18:42,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:42,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2021-11-20 06:18:42,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:42,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2021-11-20 06:18:42,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:42,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2021-11-20 06:18:42,426 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-11-20 06:18:42,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2021-11-20 06:18:42,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2021-11-20 06:18:42,469 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2021-11-20 06:18:42,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2021-11-20 06:18:42,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:42,470 INFO L681 BuchiCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2021-11-20 06:18:42,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2021-11-20 06:18:42,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2021-11-20 06:18:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7759961127308066) internal successors, (3655), 2057 states have internal predecessors, (3655), 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) [2021-11-20 06:18:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2021-11-20 06:18:42,570 INFO L704 BuchiCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2021-11-20 06:18:42,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:42,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:18:42,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:18:42,571 INFO L87 Difference]: Start difference. First operand 2058 states and 3655 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-20 06:18:42,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:42,612 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2021-11-20 06:18:42,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:18:42,614 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2021-11-20 06:18:42,632 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-20 06:18:42,656 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2021-11-20 06:18:42,656 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2021-11-20 06:18:42,657 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2021-11-20 06:18:42,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2021-11-20 06:18:42,657 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:42,657 INFO L681 BuchiCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2021-11-20 06:18:42,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2021-11-20 06:18:42,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2021-11-20 06:18:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7745383867832847) internal successors, (3652), 2057 states have internal predecessors, (3652), 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) [2021-11-20 06:18:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2021-11-20 06:18:42,732 INFO L704 BuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2021-11-20 06:18:42,733 INFO L587 BuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2021-11-20 06:18:42,733 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-20 06:18:42,733 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2021-11-20 06:18:42,743 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-20 06:18:42,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:42,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:42,745 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] [2021-11-20 06:18:42,745 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:42,745 INFO L791 eck$LassoCheckResult]: Stem: 20123#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 20051#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 20052#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 20116#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 19827#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 19828#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 19803#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 19796#L2663-2 assume { :end_inline_setClientId } true; 19903#L501 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 20071#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19756#L2228-2 assume { :end_inline_setClientPrivateKey } true; 19757#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 20003#L2657-2 assume !(1 == setClientId_~handle#1); 19957#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19958#L2663-5 assume { :end_inline_setClientId } true; 19979#L522 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 20086#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 20087#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 19966#L2228-5 assume { :end_inline_setClientPrivateKey } true; 19967#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 19770#L2657-4 assume !(1 == setClientId_~handle#1); 19771#L2660-4 assume !(2 == setClientId_~handle#1); 20004#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19956#L2663-8 assume { :end_inline_setClientId } true; 19807#L543 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 19808#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19673#L2228-8 assume { :end_inline_setClientPrivateKey } true; 19829#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 20063#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 20064#L1104-1 assume !false; 20125#L956 assume test_~splverifierCounter~0#1 < 4; 20126#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19854#L963 [2021-11-20 06:18:42,746 INFO L793 eck$LassoCheckResult]: Loop: 19854#L963 assume !(0 == test_~op1~0#1); 19839#L976 assume !(0 == test_~op2~0#1); 19922#L990 assume !(0 == test_~op3~0#1); 19923#L1004 assume !(0 == test_~op4~0#1); 19959#L1018 assume !(0 == test_~op5~0#1); 19904#L1032 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet73#1;havoc test_#t~nondet73#1; 19905#L1037 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 19676#L2610 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 19677#L2616-2 assume { :end_inline_setClientForwardReceiver } true; 19944#L764 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 19773#L1104-1 assume !false; 19784#L956 assume test_~splverifierCounter~0#1 < 4; 19853#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19854#L963 [2021-11-20 06:18:42,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2021-11-20 06:18:42,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:42,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521220169] [2021-11-20 06:18:42,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:42,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:42,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:42,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:42,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521220169] [2021-11-20 06:18:42,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521220169] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:42,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:42,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:18:42,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423933036] [2021-11-20 06:18:42,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:42,828 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:42,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2021-11-20 06:18:42,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:42,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980899039] [2021-11-20 06:18:42,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:42,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:42,842 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:42,873 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:42,991 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:42,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:42,991 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:42,992 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:42,992 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:42,992 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,992 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:42,992 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:42,992 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration4_Loop [2021-11-20 06:18:42,992 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:42,993 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:42,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:42,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,167 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:43,167 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:43,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,172 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,174 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:18:43,193 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,193 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,238 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:18:43,269 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,269 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-20 06:18:43,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,304 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:18:43,307 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,307 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,321 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,322 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-20 06:18:43,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,345 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,371 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,371 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:18:43,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,401 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-20 06:18:43,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,438 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:18:43,439 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,439 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,456 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,456 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-20 06:18:43,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,479 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:18:43,480 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,504 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,504 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,527 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,534 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:18:43,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-20 06:18:43,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,567 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:18:43,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:43,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,579 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:43,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,600 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:43,601 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:43,601 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:43,601 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:43,601 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:43,601 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,601 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:43,601 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:43,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration4_Loop [2021-11-20 06:18:43,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:43,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:43,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,777 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:43,777 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:43,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,781 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:18:43,783 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 [2021-11-20 06:18:43,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,791 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:43,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:43,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,816 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:18:43,818 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 [2021-11-20 06:18:43,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,826 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:43,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:43,827 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,854 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,855 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 [2021-11-20 06:18:43,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:18:43,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:43,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:43,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-20 06:18:43,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,900 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:18:43,910 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 [2021-11-20 06:18:43,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:43,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:43,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-20 06:18:43,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,971 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,977 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 [2021-11-20 06:18:43,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,988 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:43,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:43,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:18:43,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,020 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:18:44,022 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 [2021-11-20 06:18:44,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,030 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:44,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,031 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:44,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,056 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:18:44,058 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 [2021-11-20 06:18:44,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:44,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,076 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:44,079 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:44,079 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:44,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,083 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:18:44,086 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:44,086 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:44,086 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:44,086 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2021-11-20 06:18:44,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-20 06:18:44,112 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:44,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:44,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:44,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:44,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:44,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:44,462 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 [2021-11-20 06:18:44,462 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 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) [2021-11-20 06:18:44,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,722 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 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 8892 states and 15852 transitions. Complement of second has 6 states. [2021-11-20 06:18:44,723 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 [2021-11-20 06:18:44,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 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) [2021-11-20 06:18:44,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2021-11-20 06:18:44,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2021-11-20 06:18:44,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:44,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2021-11-20 06:18:44,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:44,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2021-11-20 06:18:44,731 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:44,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2021-11-20 06:18:44,821 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2021-11-20 06:18:44,911 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2021-11-20 06:18:44,911 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2021-11-20 06:18:44,912 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2021-11-20 06:18:44,912 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2021-11-20 06:18:44,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:44,918 INFO L681 BuchiCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2021-11-20 06:18:44,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2021-11-20 06:18:45,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2021-11-20 06:18:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7828024058810426) internal successors, (8003), 4488 states have internal predecessors, (8003), 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) [2021-11-20 06:18:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2021-11-20 06:18:45,066 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2021-11-20 06:18:45,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:45,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:18:45,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:18:45,067 INFO L87 Difference]: Start difference. First operand 4489 states and 8003 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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) [2021-11-20 06:18:45,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:45,234 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2021-11-20 06:18:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:18:45,235 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2021-11-20 06:18:45,294 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-11-20 06:18:45,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2021-11-20 06:18:45,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2021-11-20 06:18:45,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2021-11-20 06:18:45,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2021-11-20 06:18:45,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:45,363 INFO L681 BuchiCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2021-11-20 06:18:45,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2021-11-20 06:18:45,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2021-11-20 06:18:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7825796391178437) internal successors, (8002), 4488 states have internal predecessors, (8002), 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) [2021-11-20 06:18:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2021-11-20 06:18:45,601 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2021-11-20 06:18:45,601 INFO L587 BuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2021-11-20 06:18:45,602 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-20 06:18:45,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2021-11-20 06:18:45,687 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-20 06:18:45,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:45,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:45,688 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] [2021-11-20 06:18:45,688 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:45,688 INFO L791 eck$LassoCheckResult]: Stem: 44510#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 44439#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 44440#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 44501#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 44208#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 44209#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 44184#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 44177#L2663-2 assume { :end_inline_setClientId } true; 44284#L501 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 44456#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44137#L2228-2 assume { :end_inline_setClientPrivateKey } true; 44138#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 44385#L2657-2 assume !(1 == setClientId_~handle#1); 44340#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 44341#L2663-5 assume { :end_inline_setClientId } true; 44362#L522 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 44471#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 44472#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 44350#L2228-5 assume { :end_inline_setClientPrivateKey } true; 44351#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 44151#L2657-4 assume !(1 == setClientId_~handle#1); 44152#L2660-4 assume !(2 == setClientId_~handle#1); 44386#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 44339#L2663-8 assume { :end_inline_setClientId } true; 44188#L543 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 44189#L2222-4 assume !(1 == setClientPrivateKey_~handle#1); 44210#L2225-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 44057#L2228-8 assume { :end_inline_setClientPrivateKey } true; 44211#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 44449#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 44450#L1104-1 assume !false; 44583#L956 assume test_~splverifierCounter~0#1 < 4; 44581#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44579#L963 assume !(0 == test_~op1~0#1); 44220#L976 [2021-11-20 06:18:45,688 INFO L793 eck$LassoCheckResult]: Loop: 44220#L976 assume !(0 == test_~op2~0#1); 44304#L990 assume !(0 == test_~op3~0#1); 44305#L1004 assume !(0 == test_~op4~0#1); 44342#L1018 assume !(0 == test_~op5~0#1); 44285#L1032 assume !(0 == test_~op6~0#1); 44238#L1046 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet74#1;havoc test_#t~nondet74#1; 44239#L1051 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 44402#L2222-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44427#L2228-14 assume { :end_inline_setClientPrivateKey } true; 44467#L2961 assume { :end_inline_generateKeyPair } true; 44153#L744 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 44154#L1104-1 assume !false; 44165#L956 assume test_~splverifierCounter~0#1 < 4; 44234#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44235#L963 assume !(0 == test_~op1~0#1); 44220#L976 [2021-11-20 06:18:45,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:45,689 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2021-11-20 06:18:45,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:45,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353429484] [2021-11-20 06:18:45,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:45,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:45,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:45,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:45,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353429484] [2021-11-20 06:18:45,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353429484] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:45,783 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:45,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:18:45,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328632261] [2021-11-20 06:18:45,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:45,785 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:45,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:45,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2021-11-20 06:18:45,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:45,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56392891] [2021-11-20 06:18:45,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:45,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:45,796 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:45,812 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:46,024 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:46,024 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:46,024 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:46,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:46,024 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:46,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:46,025 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:46,025 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration5_Loop [2021-11-20 06:18:46,025 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:46,025 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:46,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,250 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:46,250 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:46,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,255 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:18:46,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,286 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,286 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,320 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:18:46,341 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,341 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-20 06:18:46,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,367 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:18:46,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,368 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,385 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,385 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-20 06:18:46,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,414 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:18:46,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,435 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-20 06:18:46,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,459 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,462 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:18:46,477 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,478 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,502 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:18:46,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,532 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,532 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 06:18:46,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,559 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:18:46,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,577 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,577 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,602 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:18:46,606 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,606 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,626 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,626 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 06:18:46,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,650 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:18:46,651 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,651 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,667 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:46,667 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:46,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,693 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:18:46,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:46,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:46,728 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:46,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:18:46,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:46,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:46,769 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:46,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-20 06:18:46,772 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:46,772 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:46,772 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:46,772 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:46,772 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:46,772 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:46,773 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:46,773 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:46,773 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration5_Loop [2021-11-20 06:18:46,773 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:46,773 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:46,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:46,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:47,022 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:47,023 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:47,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,025 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 06:18:47,028 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 [2021-11-20 06:18:47,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:47,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:47,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-11-20 06:18:47,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,104 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,111 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 [2021-11-20 06:18:47,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,123 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,125 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 06:18:47,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,165 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 06:18:47,167 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 [2021-11-20 06:18:47,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,176 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-20 06:18:47,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,202 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:18:47,204 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 [2021-11-20 06:18:47,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,212 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,213 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-20 06:18:47,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,239 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:18:47,242 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 [2021-11-20 06:18:47,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,250 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,277 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:18:47,278 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 [2021-11-20 06:18:47,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,290 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,291 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,317 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:18:47,320 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 [2021-11-20 06:18:47,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,329 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,330 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,356 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:18:47,358 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 [2021-11-20 06:18:47,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:47,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:47,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,398 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:18:47,400 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 [2021-11-20 06:18:47,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,409 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:47,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,410 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:47,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:47,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,436 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,438 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 [2021-11-20 06:18:47,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:18:47,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:47,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:47,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:47,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:47,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:47,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:47,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:47,450 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:47,452 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:47,452 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:47,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:47,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:47,454 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:47,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:18:47,455 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:47,455 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:47,455 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:47,455 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-11-20 06:18:47,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:47,479 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:47,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:47,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:47,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:47,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:47,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:47,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:47,864 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 [2021-11-20 06:18:47,864 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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) [2021-11-20 06:18:48,050 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 14919 states and 26669 transitions. Complement of second has 6 states. [2021-11-20 06:18:48,051 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 [2021-11-20 06:18:48,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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) [2021-11-20 06:18:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2021-11-20 06:18:48,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2021-11-20 06:18:48,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:48,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2021-11-20 06:18:48,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:48,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2021-11-20 06:18:48,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:48,055 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2021-11-20 06:18:48,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:48,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-20 06:18:48,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2021-11-20 06:18:48,267 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2021-11-20 06:18:48,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2021-11-20 06:18:48,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2021-11-20 06:18:48,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:48,271 INFO L681 BuchiCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2021-11-20 06:18:48,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2021-11-20 06:18:48,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2021-11-20 06:18:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.774560035642682) internal successors, (7966), 4488 states have internal predecessors, (7966), 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) [2021-11-20 06:18:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2021-11-20 06:18:48,404 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2021-11-20 06:18:48,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:48,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:18:48,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:18:48,406 INFO L87 Difference]: Start difference. First operand 4489 states and 7966 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-20 06:18:48,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:48,576 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2021-11-20 06:18:48,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:18:48,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2021-11-20 06:18:48,636 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-11-20 06:18:48,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2021-11-20 06:18:48,747 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2021-11-20 06:18:48,748 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2021-11-20 06:18:48,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2021-11-20 06:18:48,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:18:48,749 INFO L681 BuchiCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2021-11-20 06:18:48,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2021-11-20 06:18:48,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2021-11-20 06:18:48,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7743372688794832) internal successors, (7965), 4488 states have internal predecessors, (7965), 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) [2021-11-20 06:18:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2021-11-20 06:18:48,882 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2021-11-20 06:18:48,882 INFO L587 BuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2021-11-20 06:18:48,882 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-20 06:18:48,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2021-11-20 06:18:48,900 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-20 06:18:48,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:48,900 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:48,904 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:48,905 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:18:48,906 INFO L791 eck$LassoCheckResult]: Stem: 77365#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 77295#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 77296#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 77355#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 77067#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 77068#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 77044#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 77037#L2663-2 assume { :end_inline_setClientId } true; 77144#L501 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 77313#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76997#L2228-2 assume { :end_inline_setClientPrivateKey } true; 76998#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 77245#L2657-2 assume !(1 == setClientId_~handle#1); 77200#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 77201#L2663-5 assume { :end_inline_setClientId } true; 77222#L522 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 77327#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 77328#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 77210#L2228-5 assume { :end_inline_setClientPrivateKey } true; 77211#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 77011#L2657-4 assume !(1 == setClientId_~handle#1); 77012#L2660-4 assume !(2 == setClientId_~handle#1); 77246#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 77199#L2663-8 assume { :end_inline_setClientId } true; 77048#L543 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 77049#L2222-4 assume !(1 == setClientPrivateKey_~handle#1); 77069#L2225-4 assume !(2 == setClientPrivateKey_~handle#1); 76916#L2228-6 assume !(3 == setClientPrivateKey_~handle#1); 76917#L2228-8 assume { :end_inline_setClientPrivateKey } true; 77070#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 77306#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 77307#L1104-1 assume !false; 77437#L956 assume test_~splverifierCounter~0#1 < 4; 77435#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77434#L963 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet68#1;havoc test_#t~nondet68#1; 77077#L967 [2021-11-20 06:18:48,906 INFO L793 eck$LassoCheckResult]: Loop: 77077#L967 assume !(0 != test_~tmp___9~0#1); 77079#L976 assume !(0 == test_~op2~0#1); 77164#L990 assume !(0 == test_~op3~0#1); 77165#L1004 assume !(0 == test_~op4~0#1); 77202#L1018 assume !(0 == test_~op5~0#1); 77145#L1032 assume !(0 == test_~op6~0#1); 77097#L1046 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet74#1;havoc test_#t~nondet74#1; 77098#L1051 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 77262#L2222-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 77285#L2228-14 assume { :end_inline_setClientPrivateKey } true; 77323#L2961 assume { :end_inline_generateKeyPair } true; 77013#L744 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 77014#L1104-1 assume !false; 77025#L956 assume test_~splverifierCounter~0#1 < 4; 77093#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77094#L963 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet68#1;havoc test_#t~nondet68#1; 77077#L967 [2021-11-20 06:18:48,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:48,907 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2021-11-20 06:18:48,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:48,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183046339] [2021-11-20 06:18:48,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:48,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:48,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:18:48,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183046339] [2021-11-20 06:18:48,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183046339] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:18:48,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:18:48,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:18:48,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767806054] [2021-11-20 06:18:48,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:18:48,968 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 06:18:48,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:48,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2021-11-20 06:18:48,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:48,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303943070] [2021-11-20 06:18:48,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:48,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:48,979 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:48,992 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:49,220 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:49,220 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:49,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:49,220 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:49,220 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:49,220 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,220 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:49,221 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:49,221 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration6_Loop [2021-11-20 06:18:49,221 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:49,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:49,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,493 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:49,493 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:49,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,494 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:18:49,496 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,496 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,515 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,515 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,543 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:18:49,545 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,545 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,564 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,564 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-20 06:18:49,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,589 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:18:49,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,607 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,607 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,628 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:18:49,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,687 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,687 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet68#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet68#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,708 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:18:49,709 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,718 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,718 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,742 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:18:49,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,743 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,759 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,759 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-20 06:18:49,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,783 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:18:49,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,800 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:49,800 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:49,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,826 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:49,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:18:49,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:49,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:49,861 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:49,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:18:49,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:49,863 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:49,902 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:49,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:18:49,905 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:49,905 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:49,905 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:49,905 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:49,905 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:49,905 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:49,905 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:49,906 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:49,906 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration6_Loop [2021-11-20 06:18:49,906 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:49,906 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:49,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:49,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:50,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:50,146 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:50,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,153 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:18:50,154 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 [2021-11-20 06:18:50,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,163 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:50,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,166 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:50,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,195 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,196 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 [2021-11-20 06:18:50,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:18:50,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:50,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:50,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-20 06:18:50,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,241 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:18:50,243 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 [2021-11-20 06:18:50,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:50,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:50,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,279 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:18:50,280 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 [2021-11-20 06:18:50,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:50,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:50,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,370 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,373 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 [2021-11-20 06:18:50,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,384 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:50,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:50,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:18:50,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,438 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,440 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 [2021-11-20 06:18:50,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,452 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:18:50,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,453 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:50,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:18:50,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:50,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,499 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:18:50,501 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 [2021-11-20 06:18:50,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:50,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:50,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:50,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:50,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:50,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:50,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:50,522 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:18:50,524 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:18:50,524 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:18:50,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:50,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:50,526 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:50,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:18:50,527 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:18:50,527 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:18:50,527 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:18:50,527 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-11-20 06:18:50,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:50,552 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:18:50,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:50,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:18:50,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:18:50,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:18:50,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:18:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:18:50,983 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 [2021-11-20 06:18:50,984 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-11-20 06:18:51,112 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 9578 states and 17066 transitions. Complement of second has 6 states. [2021-11-20 06:18:51,113 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 [2021-11-20 06:18:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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) [2021-11-20 06:18:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2021-11-20 06:18:51,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2021-11-20 06:18:51,115 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:51,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2021-11-20 06:18:51,115 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:51,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2021-11-20 06:18:51,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:18:51,116 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2021-11-20 06:18:51,284 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 06:18:51,284 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2021-11-20 06:18:51,285 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 06:18:51,285 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 06:18:51,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 06:18:51,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:18:51,285 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:18:51,285 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:18:51,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:18:51,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:18:51,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:18:51,287 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:18:51,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:18:51,287 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-20 06:18:51,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 06:18:51,289 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-20 06:18:51,289 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 06:18:51,289 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 06:18:51,290 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 06:18:51,290 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 06:18:51,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 06:18:51,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:18:51,290 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:18:51,290 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:18:51,291 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:18:51,291 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-20 06:18:51,291 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-20 06:18:51,291 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 06:18:51,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 06:18:51,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:51,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:18:51 BoogieIcfgContainer [2021-11-20 06:18:51,301 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:18:51,302 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:18:51,302 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:18:51,302 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:18:51,303 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:35" (3/4) ... [2021-11-20 06:18:51,309 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:18:51,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:18:51,310 INFO L158 Benchmark]: Toolchain (without parser) took 19507.47ms. Allocated memory was 130.0MB in the beginning and 450.9MB in the end (delta: 320.9MB). Free memory was 92.8MB in the beginning and 283.6MB in the end (delta: -190.7MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,311 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 50.4MB in the beginning and 50.4MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:18:51,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1062.03ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 77.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.62ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 65.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,312 INFO L158 Benchmark]: Boogie Preprocessor took 192.65ms. Allocated memory is still 130.0MB. Free memory was 65.6MB in the beginning and 57.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,313 INFO L158 Benchmark]: RCFGBuilder took 2311.41ms. Allocated memory is still 130.0MB. Free memory was 57.3MB in the beginning and 68.4MB in the end (delta: -11.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,314 INFO L158 Benchmark]: BuchiAutomizer took 15751.91ms. Allocated memory was 130.0MB in the beginning and 450.9MB in the end (delta: 320.9MB). Free memory was 68.4MB in the beginning and 283.6MB in the end (delta: -215.2MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2021-11-20 06:18:51,314 INFO L158 Benchmark]: Witness Printer took 7.96ms. Allocated memory is still 450.9MB. Free memory is still 283.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:18:51,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 50.4MB in the beginning and 50.4MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1062.03ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 77.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.62ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 65.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.65ms. Allocated memory is still 130.0MB. Free memory was 65.6MB in the beginning and 57.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2311.41ms. Allocated memory is still 130.0MB. Free memory was 57.3MB in the beginning and 68.4MB in the end (delta: -11.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 15751.91ms. Allocated memory was 130.0MB in the beginning and 450.9MB in the end (delta: 320.9MB). Free memory was 68.4MB in the beginning and 283.6MB in the end (delta: -215.2MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. * Witness Printer took 7.96ms. Allocated memory is still 450.9MB. Free memory is still 283.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.6s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 8.8s. Construction of modules took 0.2s. Büchi inclusion checks took 3.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 1.1s Buchi closure took 0.0s. Biggest automaton had 4489 states and ocurred in iteration 4. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11791 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11785 mSDsluCounter, 19922 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10891 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 9031 mSDtfsCounter, 279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital60 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf118 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 47ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 27 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-20 06:18:51,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8d8f2d1-7326-4121-93aa-e530c1ce625d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE