./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa --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 4b1644ee409dd7fb9188781699149bb283de125dad063a54175775584b617862 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:11:03,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:11:03,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:11:03,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:11:03,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:11:03,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:11:03,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:11:03,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:11:03,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:11:03,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:11:03,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:11:03,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:11:03,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:11:03,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:11:03,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:11:03,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:11:03,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:11:03,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:11:03,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:11:03,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:11:03,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:11:03,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:11:03,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:11:03,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:11:03,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:11:03,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:11:03,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:11:03,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:11:03,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:11:03,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:11:03,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:11:03,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:11:03,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:11:03,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:11:03,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:11:03,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:11:03,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:11:03,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:11:03,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:11:03,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:11:03,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:11:03,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 17:11:03,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:11:03,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:11:03,953 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:11:03,953 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:11:03,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:11:03,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:11:03,954 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:11:03,954 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 17:11:03,955 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 17:11:03,955 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 17:11:03,955 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 17:11:03,955 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 17:11:03,955 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 17:11:03,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:11:03,956 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 17:11:03,956 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 17:11:03,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:11:03,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 17:11:03,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:11:03,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 17:11:03,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 17:11:03,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 17:11:03,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 17:11:03,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:11:03,969 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 17:11:03,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:11:03,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 17:11:03,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:11:03,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:11:03,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:11:03,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:11:03,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:11:03,971 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 17:11:03,971 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_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b1644ee409dd7fb9188781699149bb283de125dad063a54175775584b617862 [2021-12-06 17:11:04,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:11:04,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:11:04,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:11:04,173 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:11:04,174 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:11:04,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/email_spec6_product35.cil.c [2021-12-06 17:11:04,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/data/eb20e015e/f5dde0a76fe7492fb4be5bc6c29371e3/FLAG4b31e8ac0 [2021-12-06 17:11:04,694 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:11:04,694 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/sv-benchmarks/c/product-lines/email_spec6_product35.cil.c [2021-12-06 17:11:04,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/data/eb20e015e/f5dde0a76fe7492fb4be5bc6c29371e3/FLAG4b31e8ac0 [2021-12-06 17:11:04,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/data/eb20e015e/f5dde0a76fe7492fb4be5bc6c29371e3 [2021-12-06 17:11:04,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:11:04,734 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:11:04,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:11:04,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:11:04,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:11:04,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:11:04" (1/1) ... [2021-12-06 17:11:04,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecc067a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:04, skipping insertion in model container [2021-12-06 17:11:04,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:11:04" (1/1) ... [2021-12-06 17:11:04,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:11:04,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:11:05,047 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_635428f4-482e-430e-8c80-530c4c5852bc/sv-benchmarks/c/product-lines/email_spec6_product35.cil.c[24735,24748] [2021-12-06 17:11:05,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:11:05,136 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:11:05,169 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_635428f4-482e-430e-8c80-530c4c5852bc/sv-benchmarks/c/product-lines/email_spec6_product35.cil.c[24735,24748] [2021-12-06 17:11:05,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:11:05,243 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:11:05,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05 WrapperNode [2021-12-06 17:11:05,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:11:05,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:11:05,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:11:05,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:11:05,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,370 INFO L137 Inliner]: procedures = 138, calls = 254, calls flagged for inlining = 155, calls inlined = 480, statements flattened = 7292 [2021-12-06 17:11:05,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:11:05,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:11:05,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:11:05,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:11:05,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:11:05,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:11:05,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:11:05,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:11:05,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (1/1) ... [2021-12-06 17:11:05,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:05,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:05,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:05,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 17:11:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-12-06 17:11:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 17:11:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 17:11:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:11:05,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:11:05,756 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:11:05,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:11:07,210 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:11:07,236 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:11:07,236 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 17:11:07,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:07 BoogieIcfgContainer [2021-12-06 17:11:07,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:11:07,241 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 17:11:07,241 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 17:11:07,244 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 17:11:07,245 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:11:07,245 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 05:11:04" (1/3) ... [2021-12-06 17:11:07,246 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3db0f9d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:11:07, skipping insertion in model container [2021-12-06 17:11:07,246 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:11:07,246 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:05" (2/3) ... [2021-12-06 17:11:07,247 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3db0f9d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:11:07, skipping insertion in model container [2021-12-06 17:11:07,247 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:11:07,247 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:07" (3/3) ... [2021-12-06 17:11:07,248 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec6_product35.cil.c [2021-12-06 17:11:07,279 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 17:11:07,279 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 17:11:07,279 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 17:11:07,279 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 17:11:07,279 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 17:11:07,279 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 17:11:07,280 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 17:11:07,280 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 17:11:07,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1493 states, 1492 states have (on average 1.6595174262734584) internal successors, (2476), 1492 states have internal predecessors, (2476), 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) [2021-12-06 17:11:07,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-12-06 17:11:07,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:11:07,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:11:07,371 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] [2021-12-06 17:11:07,371 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:11:07,371 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 17:11:07,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1493 states, 1492 states have (on average 1.6595174262734584) internal successors, (2476), 1492 states have internal predecessors, (2476), 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) [2021-12-06 17:11:07,396 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-12-06 17:11:07,397 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:11:07,397 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:11:07,398 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] [2021-12-06 17:11:07,399 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:11:07,403 INFO L791 eck$LassoCheckResult]: Stem: 735#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(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(44, 11);call #Ultimate.allocInit(44, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(19, 16);call #Ultimate.allocInit(4, 17);call write~init~int(37, 17, 0, 1);call write~init~int(100, 17, 1, 1);call write~init~int(10, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(37, 18, 0, 1);call write~init~int(100, 18, 1, 1);call write~init~int(10, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(16, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_encrypted~0 := -1;~__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;~head~0.base, ~head~0.offset := 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; 1368#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1, main_~retValue_acc~5#1, main_~tmp~13#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 836#L3132true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1115#L3125true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~43#1;havoc valid_product_~retValue_acc~43#1;valid_product_~retValue_acc~43#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~43#1; 1355#L3140true main_#t~ret43#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret43#1;havoc main_#t~ret43#1; 706#L698true assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet40#1, setup_#t~nondet41#1, setup_#t~nondet42#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; 375#L2313true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 526#L2319-2true assume { :end_inline_setClientId } true; 574#L575true 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; 534#L1878true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 916#L1884-2true assume { :end_inline_setClientPrivateKey } true; 142#L586true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 13, 0;havoc setup_#t~nondet40#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; 466#L2313-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 883#L2319-5true assume { :end_inline_setClientId } true; 1376#L596true 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; 1029#L1878-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 498#L1884-5true assume { :end_inline_setClientPrivateKey } true; 1173#L607true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 14, 0;havoc setup_#t~nondet41#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; 1347#L2313-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 1481#L2319-8true assume { :end_inline_setClientId } true; 658#L617true 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; 39#L1878-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 243#L1884-8true assume { :end_inline_setClientPrivateKey } true; 1382#L628true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 15, 0;havoc setup_#t~nondet42#1; 1238#L685true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, 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_~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~16#1, test_~tmp___0~7#1, test_~tmp___1~5#1, test_~tmp___2~3#1, test_~tmp___3~1#1, test_~tmp___4~1#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~16#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 226#L1093-1true [2021-12-06 17:11:07,403 INFO L793 eck$LassoCheckResult]: Loop: 226#L1093-1true assume !false; 714#L942true assume test_~splverifierCounter~0#1 < 4; 719#L943true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 234#L949true assume !(0 == test_~op1~0#1); 421#L962true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet64#1;havoc test_#t~nondet64#1; 79#L967true 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; 1315#L1831true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 348#L1837-2true assume { :end_inline_setClientAutoResponse } true; 738#L828true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 226#L1093-1true [2021-12-06 17:11:07,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:07,408 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-12-06 17:11:07,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:07,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213972324] [2021-12-06 17:11:07,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:07,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:07,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:11:07,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213972324] [2021-12-06 17:11:07,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213972324] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:11:07,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:11:07,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:11:07,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110948811] [2021-12-06 17:11:07,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:11:07,593 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 17:11:07,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:07,594 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-12-06 17:11:07,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:07,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220424083] [2021-12-06 17:11:07,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:07,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:07,604 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:11:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:07,629 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:11:07,711 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:07,711 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:07,711 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:07,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:07,712 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:11:07,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:07,712 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:07,712 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:07,712 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration1_Loop [2021-12-06 17:11:07,712 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:07,712 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:07,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:07,826 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:07,827 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:11:07,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:07,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:07,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:07,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 17:11:07,831 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:07,831 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:07,854 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:07,854 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:11:07,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 17:11:07,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:07,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:07,887 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:07,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 17:11:07,889 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:07,889 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:07,903 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:07,903 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=-8, ULTIMATE.start_test_#t~nondet64#1=-8} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=-8, ULTIMATE.start_test_#t~nondet64#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:11:07,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 17:11:07,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:07,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:07,923 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:07,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 17:11:07,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:07,924 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:07,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 17:11:07,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:07,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:07,962 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:07,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 17:11:07,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:11:07,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:07,973 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:11:08,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 17:11:08,006 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:08,006 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:08,006 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:08,006 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:08,006 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:11:08,006 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:08,006 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:08,006 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:08,006 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration1_Loop [2021-12-06 17:11:08,006 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:08,006 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:08,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:08,089 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:08,093 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:11:08,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:08,096 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:08,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 17:11:08,097 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 [2021-12-06 17:11:08,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:08,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:08,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:08,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:11:08,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:08,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:11:08,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:08,111 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 17:11:08,114 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 17:11:08,114 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 17:11:08,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:08,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:08,116 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:08,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 17:11:08,117 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 17:11:08,117 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 17:11:08,118 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 17:11:08,118 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 [] [2021-12-06 17:11:08,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 17:11:08,152 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 17:11:08,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:08,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 17:11:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:08,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:11:08,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:08,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 17:11:08,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:08,402 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 [2021-12-06 17:11:08,407 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1493 states, 1492 states have (on average 1.6595174262734584) internal successors, (2476), 1492 states have internal predecessors, (2476), 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) [2021-12-06 17:11:08,779 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1493 states, 1492 states have (on average 1.6595174262734584) internal successors, (2476), 1492 states have internal predecessors, (2476), 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 7017 states and 11615 transitions. Complement of second has 7 states. [2021-12-06 17:11:08,780 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 [2021-12-06 17:11:08,784 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) [2021-12-06 17:11:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6807 transitions. [2021-12-06 17:11:08,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6807 transitions. Stem has 25 letters. Loop has 9 letters. [2021-12-06 17:11:08,793 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:08,793 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6807 transitions. Stem has 34 letters. Loop has 9 letters. [2021-12-06 17:11:08,794 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:08,794 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6807 transitions. Stem has 25 letters. Loop has 18 letters. [2021-12-06 17:11:08,794 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:08,795 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7017 states and 11615 transitions. [2021-12-06 17:11:08,845 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2021-12-06 17:11:08,856 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7017 states to 1107 states and 1983 transitions. [2021-12-06 17:11:08,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2021-12-06 17:11:08,858 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2021-12-06 17:11:08,859 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2021-12-06 17:11:08,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 17:11:08,862 INFO L681 BuchiCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2021-12-06 17:11:08,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2021-12-06 17:11:08,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2021-12-06 17:11:08,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 576 states have (on average 1.78125) internal successors, (1026), 575 states have internal predecessors, (1026), 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) [2021-12-06 17:11:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2021-12-06 17:11:08,907 INFO L704 BuchiCegarLoop]: Abstraction has 576 states and 1026 transitions. [2021-12-06 17:11:08,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:11:08,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:11:08,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:11:08,910 INFO L87 Difference]: Start difference. First operand 576 states and 1026 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) [2021-12-06 17:11:08,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:11:08,945 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2021-12-06 17:11:08,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:11:08,946 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2021-12-06 17:11:08,963 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2021-12-06 17:11:08,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2021-12-06 17:11:08,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2021-12-06 17:11:08,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2021-12-06 17:11:08,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2021-12-06 17:11:08,972 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 17:11:08,972 INFO L681 BuchiCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2021-12-06 17:11:08,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2021-12-06 17:11:08,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2021-12-06 17:11:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 575 states have (on average 1.777391304347826) internal successors, (1022), 574 states have internal predecessors, (1022), 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) [2021-12-06 17:11:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2021-12-06 17:11:08,988 INFO L704 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-12-06 17:11:08,988 INFO L587 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-12-06 17:11:08,988 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 17:11:08,989 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2021-12-06 17:11:08,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2021-12-06 17:11:08,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:11:08,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:11:08,993 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] [2021-12-06 17:11:08,994 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:11:08,994 INFO L791 eck$LassoCheckResult]: Stem: 10915#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(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(44, 11);call #Ultimate.allocInit(44, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(19, 16);call #Ultimate.allocInit(4, 17);call write~init~int(37, 17, 0, 1);call write~init~int(100, 17, 1, 1);call write~init~int(10, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(37, 18, 0, 1);call write~init~int(100, 18, 1, 1);call write~init~int(10, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(16, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_encrypted~0 := -1;~__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;~head~0.base, ~head~0.offset := 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; 10839#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1, main_~retValue_acc~5#1, main_~tmp~13#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 10575#L3132 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10576#L3125 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~43#1;havoc valid_product_~retValue_acc~43#1;valid_product_~retValue_acc~43#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~43#1; 10829#L3140 main_#t~ret43#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret43#1;havoc main_#t~ret43#1; 10830#L698 assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet40#1, setup_#t~nondet41#1, setup_#t~nondet42#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; 10905#L2313 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10578#L2319-2 assume { :end_inline_setClientId } true; 10721#L575 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; 10732#L1878 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10574#L1884-2 assume { :end_inline_setClientPrivateKey } true; 10706#L586 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 13, 0;havoc setup_#t~nondet40#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; 10591#L2313-2 assume !(1 == setClientId_~handle#1); 10592#L2316-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10682#L2319-5 assume { :end_inline_setClientId } true; 10683#L596 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; 10854#L1878-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10673#L1884-5 assume { :end_inline_setClientPrivateKey } true; 10497#L607 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 14, 0;havoc setup_#t~nondet41#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; 10498#L2313-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10345#L2319-8 assume { :end_inline_setClientId } true; 10886#L617 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; 10490#L1878-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10491#L1884-8 assume { :end_inline_setClientPrivateKey } true; 10857#L628 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 15, 0;havoc setup_#t~nondet42#1; 10657#L685 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, 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_~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~16#1, test_~tmp___0~7#1, test_~tmp___1~5#1, test_~tmp___2~3#1, test_~tmp___3~1#1, test_~tmp___4~1#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~16#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 10658#L1093-1 assume !false; 10833#L942 [2021-12-06 17:11:08,994 INFO L793 eck$LassoCheckResult]: Loop: 10833#L942 assume test_~splverifierCounter~0#1 < 4; 10908#L943 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10840#L949 assume !(0 == test_~op1~0#1); 10458#L962 assume !(0 == test_~op2~0#1); 10459#L976 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet65#1;havoc test_#t~nondet65#1; 10798#L981 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; 10799#L1878-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10654#L1884-11 assume { :end_inline_setClientPrivateKey } true; 10819#L798 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 10485#L1093-1 assume !false; 10833#L942 [2021-12-06 17:11:08,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:08,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-12-06 17:11:08,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:08,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738643396] [2021-12-06 17:11:08,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:08,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:09,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:11:09,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738643396] [2021-12-06 17:11:09,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738643396] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:11:09,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:11:09,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 17:11:09,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721651323] [2021-12-06 17:11:09,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:11:09,064 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 17:11:09,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:09,064 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2021-12-06 17:11:09,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:09,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792258663] [2021-12-06 17:11:09,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:09,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:09,070 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:11:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:09,080 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:11:09,132 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:09,132 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:09,132 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:09,132 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:09,132 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:11:09,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:09,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:09,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration2_Loop [2021-12-06 17:11:09,133 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:09,133 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:09,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,207 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:09,207 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:11:09,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,208 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 17:11:09,210 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:09,210 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:09,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:09,227 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: [] [2021-12-06 17:11:09,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 17:11:09,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,251 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 17:11:09,252 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:09,252 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:09,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 17:11:09,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,279 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 17:11:09,280 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:11:09,280 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:09,289 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:11:09,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 17:11:09,307 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:09,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:09,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:09,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:09,308 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:11:09,308 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:09,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:09,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration2_Loop [2021-12-06 17:11:09,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:09,308 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:09,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:09,384 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:09,384 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:11:09,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,385 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 17:11:09,387 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 [2021-12-06 17:11:09,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:09,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:09,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:09,394 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 17:11:09,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:09,395 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:11:09,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:09,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:09,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 17:11:09,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,416 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 17:11:09,417 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 [2021-12-06 17:11:09,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:09,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:09,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:09,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:11:09,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:09,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:11:09,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:09,428 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 17:11:09,430 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 17:11:09,430 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 17:11:09,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:09,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:09,432 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:09,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 17:11:09,437 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 17:11:09,437 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 17:11:09,437 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 17:11:09,437 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 [] [2021-12-06 17:11:09,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 17:11:09,456 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 17:11:09,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:09,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:11:09,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:09,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 17:11:09,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:09,604 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 [2021-12-06 17:11:09,604 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449 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) [2021-12-06 17:11:09,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 17:11:09,693 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449. 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 2173 states and 3899 transitions. Complement of second has 6 states. [2021-12-06 17:11:09,694 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 [2021-12-06 17:11:09,695 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) [2021-12-06 17:11:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2021-12-06 17:11:09,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2021-12-06 17:11:09,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:09,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2021-12-06 17:11:09,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:09,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2021-12-06 17:11:09,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:09,698 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2021-12-06 17:11:09,713 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2021-12-06 17:11:09,728 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2021-12-06 17:11:09,728 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2021-12-06 17:11:09,729 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2021-12-06 17:11:09,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2021-12-06 17:11:09,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 17:11:09,730 INFO L681 BuchiCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2021-12-06 17:11:09,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2021-12-06 17:11:09,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2021-12-06 17:11:09,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.788808664259928) internal successors, (1982), 1107 states have internal predecessors, (1982), 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) [2021-12-06 17:11:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2021-12-06 17:11:09,752 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2021-12-06 17:11:09,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:11:09,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 17:11:09,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 17:11:09,752 INFO L87 Difference]: Start difference. First operand 1108 states and 1982 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) [2021-12-06 17:11:09,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:11:09,857 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2021-12-06 17:11:09,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:11:09,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2021-12-06 17:11:09,869 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2021-12-06 17:11:09,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2021-12-06 17:11:09,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2021-12-06 17:11:09,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2021-12-06 17:11:09,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2021-12-06 17:11:09,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 17:11:09,884 INFO L681 BuchiCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2021-12-06 17:11:09,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2021-12-06 17:11:09,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2021-12-06 17:11:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.7879061371841156) internal successors, (1981), 1107 states have internal predecessors, (1981), 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) [2021-12-06 17:11:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2021-12-06 17:11:09,904 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-12-06 17:11:09,905 INFO L587 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-12-06 17:11:09,905 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 17:11:09,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2021-12-06 17:11:09,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2021-12-06 17:11:09,909 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:11:09,909 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:11:09,910 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] [2021-12-06 17:11:09,910 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:11:09,910 INFO L791 eck$LassoCheckResult]: Stem: 17091#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(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(44, 11);call #Ultimate.allocInit(44, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(19, 16);call #Ultimate.allocInit(4, 17);call write~init~int(37, 17, 0, 1);call write~init~int(100, 17, 1, 1);call write~init~int(10, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(37, 18, 0, 1);call write~init~int(100, 18, 1, 1);call write~init~int(10, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(13, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(16, 21);call #Ultimate.allocInit(19, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(12, 24);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(18, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(13, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(25, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(21, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(30, 41);call #Ultimate.allocInit(9, 42);call #Ultimate.allocInit(25, 43);call #Ultimate.allocInit(4, 44);call write~init~int(37, 44, 0, 1);call write~init~int(115, 44, 1, 1);call write~init~int(10, 44, 2, 1);call write~init~int(0, 44, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~sent_encrypted~0 := -1;~__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;~head~0.base, ~head~0.offset := 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; 17001#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1, main_~retValue_acc~5#1, main_~tmp~13#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 16733#L3132 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 16734#L3125 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~43#1;havoc valid_product_~retValue_acc~43#1;valid_product_~retValue_acc~43#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~43#1; 16989#L3140 main_#t~ret43#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret43#1;havoc main_#t~ret43#1; 16990#L698 assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet40#1, setup_#t~nondet41#1, setup_#t~nondet42#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; 17075#L2313 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 16736#L2319-2 assume { :end_inline_setClientId } true; 16877#L575 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; 16888#L1878 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 16732#L1884-2 assume { :end_inline_setClientPrivateKey } true; 16862#L586 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 13, 0;havoc setup_#t~nondet40#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; 16749#L2313-2 assume !(1 == setClientId_~handle#1); 16750#L2316-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 16838#L2319-5 assume { :end_inline_setClientId } true; 16839#L596 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; 17017#L1878-2 assume !(1 == setClientPrivateKey_~handle#1); 16971#L1881-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 16828#L1884-5 assume { :end_inline_setClientPrivateKey } true; 16655#L607 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 14, 0;havoc setup_#t~nondet41#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; 16656#L2313-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 16503#L2319-8 assume { :end_inline_setClientId } true; 17053#L617 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; 16648#L1878-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 16649#L1884-8 assume { :end_inline_setClientPrivateKey } true; 17021#L628 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 15, 0;havoc setup_#t~nondet42#1; 16812#L685 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, 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_~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~16#1, test_~tmp___0~7#1, test_~tmp___1~5#1, test_~tmp___2~3#1, test_~tmp___3~1#1, test_~tmp___4~1#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~16#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#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; 16813#L1093-1 assume !false; 16993#L942 assume test_~splverifierCounter~0#1 < 4; 17082#L943 [2021-12-06 17:11:09,910 INFO L793 eck$LassoCheckResult]: Loop: 17082#L943 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 17002#L949 assume !(0 == test_~op1~0#1); 16616#L962 assume !(0 == test_~op2~0#1); 16617#L976 assume !(0 == test_~op3~0#1); 16854#L990 assume !(0 == test_~op4~0#1); 16856#L1004 assume !(0 == test_~op5~0#1); 16893#L1018 assume 0 == test_~op6~0#1;test_~tmp___4~1#1 := test_#t~nondet68#1;havoc test_#t~nondet68#1; 16894#L1023 assume 0 != test_~tmp___4~1#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; 16709#L2266 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 16589#L2272-2 assume { :end_inline_setClientForwardReceiver } true; 17064#L851 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 16643#L1093-1 assume !false; 17106#L942 assume test_~splverifierCounter~0#1 < 4; 17082#L943 [2021-12-06 17:11:09,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:09,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-12-06 17:11:09,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:09,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323852813] [2021-12-06 17:11:09,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:09,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:09,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:11:09,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323852813] [2021-12-06 17:11:09,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323852813] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:11:09,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:11:09,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:11:09,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363274923] [2021-12-06 17:11:09,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:11:09,947 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 17:11:09,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:09,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2021-12-06 17:11:09,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:11:09,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468516892] [2021-12-06 17:11:09,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:11:09,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:11:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:09,953 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:11:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:11:09,961 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:11:10,036 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:10,036 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:10,036 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:10,037 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:10,037 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:11:10,037 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,037 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:10,037 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:10,037 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration3_Loop [2021-12-06 17:11:10,037 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:10,037 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:10,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,131 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:10,131 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:11:10,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,132 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 17:11:10,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,136 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,150 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:10,150 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: [] [2021-12-06 17:11:10,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 17:11:10,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,170 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 17:11:10,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,193 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:10,193 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: [] [2021-12-06 17:11:10,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 17:11:10,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,213 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 17:11:10,214 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,230 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:10,231 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: [] [2021-12-06 17:11:10,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 17:11:10,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,262 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 17:11:10,264 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,264 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,281 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:10,281 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: [] [2021-12-06 17:11:10,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 17:11:10,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,311 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 17:11:10,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:11:10,329 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: [] [2021-12-06 17:11:10,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 17:11:10,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,350 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 17:11:10,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:11:10,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 17:11:10,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,389 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 17:11:10,391 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:11:10,391 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:11:10,477 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:11:10,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 17:11:10,479 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:11:10,479 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:11:10,479 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:11:10,479 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:11:10,479 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:11:10,479 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,479 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:11:10,480 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:11:10,480 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product35.cil.c_Iteration3_Loop [2021-12-06 17:11:10,480 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:11:10,480 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:11:10,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:11:10,583 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:11:10,584 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:11:10,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,585 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 17:11:10,586 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 [2021-12-06 17:11:10,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,595 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 17:11:10,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:11:10,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:10,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 17:11:10,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,630 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 17:11:10,631 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 [2021-12-06 17:11:10,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,638 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 17:11:10,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,639 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:11:10,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:10,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 17:11:10,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,661 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 17:11:10,662 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 [2021-12-06 17:11:10,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 17:11:10,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:11:10,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:10,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-06 17:11:10,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,691 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 17:11:10,692 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 [2021-12-06 17:11:10,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:11:10,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:11:10,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:10,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 17:11:10,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,722 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 17:11:10,723 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 [2021-12-06 17:11:10,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:11:10,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:11:10,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:11:10,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 17:11:10,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,755 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 17:11:10,756 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 [2021-12-06 17:11:10,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:11:10,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:11:10,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:11:10,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:11:10,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:11:10,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:11:10,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:11:10,767 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 17:11:10,769 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 17:11:10,769 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 17:11:10,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:11:10,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:11:10,770 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:11:10,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 17:11:10,771 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 17:11:10,771 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 17:11:10,771 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 17:11:10,771 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 5 Supporting invariants [] [2021-12-06 17:11:10,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 17:11:10,790 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 17:11:10,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:11:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:10,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:11:10,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:11:10,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 17:11:10,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:11:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:11:10,924 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 [2021-12-06 17:11:10,924 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877 Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-12-06 17:11:10,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 2443 states and 4388 transitions. Complement of second has 4 states. [2021-12-06 17:11:10,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-06 17:11:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-12-06 17:11:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2021-12-06 17:11:10,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2021-12-06 17:11:10,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:10,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2021-12-06 17:11:10,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:10,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2021-12-06 17:11:10,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 17:11:10,967 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2021-12-06 17:11:10,978 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 17:11:10,978 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2021-12-06 17:11:10,979 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 17:11:10,979 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 17:11:10,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 17:11:10,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:11:10,979 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:11:10,979 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:11:10,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:11:10,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:11:10,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:11:10,980 INFO L87 Difference]: Start difference. First operand 0 states and 0 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) [2021-12-06 17:11:10,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:11:10,980 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-12-06 17:11:10,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 17:11:10,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-12-06 17:11:10,980 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 17:11:10,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 17:11:10,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 17:11:10,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 17:11:10,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 17:11:10,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:11:10,981 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:11:10,981 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:11:10,981 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:11:10,981 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 17:11:10,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 17:11:10,981 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 17:11:10,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 17:11:10,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 05:11:10 BoogieIcfgContainer [2021-12-06 17:11:10,986 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 17:11:10,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 17:11:10,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 17:11:10,987 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 17:11:10,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:07" (3/4) ... [2021-12-06 17:11:10,989 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 17:11:10,989 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 17:11:10,990 INFO L158 Benchmark]: Toolchain (without parser) took 6255.72ms. Allocated memory was 130.0MB in the beginning and 270.5MB in the end (delta: 140.5MB). Free memory was 108.5MB in the beginning and 118.6MB in the end (delta: -10.1MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,990 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:11:10,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.62ms. Allocated memory is still 130.0MB. Free memory was 108.2MB in the beginning and 101.0MB in the end (delta: 7.3MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.00ms. Allocated memory is still 130.0MB. Free memory was 101.0MB in the beginning and 77.8MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,991 INFO L158 Benchmark]: Boogie Preprocessor took 121.08ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 60.3MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,992 INFO L158 Benchmark]: RCFGBuilder took 1748.01ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 60.3MB in the beginning and 83.1MB in the end (delta: -22.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,992 INFO L158 Benchmark]: BuchiAutomizer took 3745.29ms. Allocated memory was 176.2MB in the beginning and 270.5MB in the end (delta: 94.4MB). Free memory was 83.1MB in the beginning and 118.6MB in the end (delta: -35.6MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-12-06 17:11:10,992 INFO L158 Benchmark]: Witness Printer took 2.61ms. Allocated memory is still 270.5MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:11:10,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.62ms. Allocated memory is still 130.0MB. Free memory was 108.2MB in the beginning and 101.0MB in the end (delta: 7.3MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.00ms. Allocated memory is still 130.0MB. Free memory was 101.0MB in the beginning and 77.8MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.08ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 60.3MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1748.01ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 60.3MB in the beginning and 83.1MB in the end (delta: -22.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 3745.29ms. Allocated memory was 176.2MB in the beginning and 270.5MB in the end (delta: 94.4MB). Free memory was 83.1MB in the beginning and 118.6MB in the end (delta: -35.6MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Witness Printer took 2.61ms. Allocated memory is still 270.5MB. Free memory is still 118.6MB. 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 6 terminating modules (3 trivial, 3 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 -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3191 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 1108 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8468 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8465 mSDsluCounter, 19539 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11098 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 8441 mSDtfsCounter, 119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf119 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 11ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 17:11:11,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 17:11:11,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_635428f4-482e-430e-8c80-530c4c5852bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE