./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC --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 a964f19af07deb067d3f6c092868efc3384e461d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:22:31,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:31,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:31,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:31,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:31,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:31,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:31,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:31,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:31,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:31,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:31,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:31,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:31,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:31,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:31,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:31,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:31,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:31,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:31,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:31,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:31,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:31,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:31,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:31,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:31,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:31,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:31,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:31,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:31,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:31,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:31,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:31,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:31,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:31,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:31,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:31,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:31,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:31,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:31,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:31,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:31,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-11 00:22:31,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:31,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:31,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:31,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:31,908 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:31,909 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:22:31,909 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:22:31,909 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:22:31,909 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:22:31,910 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:22:31,911 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:22:31,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:31,912 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:22:31,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:22:31,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:31,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:22:31,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:31,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:22:31,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:22:31,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:22:31,913 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:22:31,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:31,914 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:22:31,914 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:31,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:22:31,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:31,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:31,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:31,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:31,917 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:31,918 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:22:31,919 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_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a964f19af07deb067d3f6c092868efc3384e461d [2021-10-11 00:22:32,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:32,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:32,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:32,220 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:32,221 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:32,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2021-10-11 00:22:32,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/data/b8e61f29a/4d1d8a9fd21d45cb81d9823147e3e59e/FLAGb9de6215e [2021-10-11 00:22:32,959 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:32,960 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2021-10-11 00:22:32,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/data/b8e61f29a/4d1d8a9fd21d45cb81d9823147e3e59e/FLAGb9de6215e [2021-10-11 00:22:33,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/data/b8e61f29a/4d1d8a9fd21d45cb81d9823147e3e59e [2021-10-11 00:22:33,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:33,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:33,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:33,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:33,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:33,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:33" (1/1) ... [2021-10-11 00:22:33,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b901d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:33, skipping insertion in model container [2021-10-11 00:22:33,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:33" (1/1) ... [2021-10-11 00:22:33,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:33,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:33,668 WARN L226 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_d2b88b81-8a0b-4faa-8b0c-c3d922643239/sv-benchmarks/c/product-lines/email_spec27_product29.cil.c[37649,37662] [2021-10-11 00:22:33,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:33,861 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:33,937 WARN L226 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_d2b88b81-8a0b-4faa-8b0c-c3d922643239/sv-benchmarks/c/product-lines/email_spec27_product29.cil.c[37649,37662] [2021-10-11 00:22:33,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:34,072 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:34,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34 WrapperNode [2021-10-11 00:22:34,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:34,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:34,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:34,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:34,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:34,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:34,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:34,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:34,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... [2021-10-11 00:22:34,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:34,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:34,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:34,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:34,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-11 00:22:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:22:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:34,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:38,044 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:38,044 INFO L299 CfgBuilder]: Removed 617 assume(true) statements. [2021-10-11 00:22:38,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:38 BoogieIcfgContainer [2021-10-11 00:22:38,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:38,059 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:22:38,059 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:22:38,066 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:22:38,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:38,080 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:22:33" (1/3) ... [2021-10-11 00:22:38,082 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@629958bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:38, skipping insertion in model container [2021-10-11 00:22:38,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:38,082 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:34" (2/3) ... [2021-10-11 00:22:38,082 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@629958bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:38, skipping insertion in model container [2021-10-11 00:22:38,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:38,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:38" (3/3) ... [2021-10-11 00:22:38,084 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec27_product29.cil.c [2021-10-11 00:22:38,165 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:22:38,165 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:22:38,165 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:22:38,165 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:38,165 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:38,165 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:22:38,165 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:38,166 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:22:38,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1052 states. [2021-10-11 00:22:38,300 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 251 [2021-10-11 00:22:38,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:38,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:38,315 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:38,315 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-11 00:22:38,316 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:22:38,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1052 states. [2021-10-11 00:22:38,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 251 [2021-10-11 00:22:38,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:38,331 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:38,338 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:38,338 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-11 00:22:38,352 INFO L794 eck$LassoCheckResult]: Stem: 410#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string45.base, #t~string45.offset, 1);call write~init~int(115, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(10, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(10);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(12);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(18);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(16);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(34);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(30);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(16);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(20);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(44);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(44);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(9);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(11);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(19);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string136.base, #t~string136.offset, 1);call write~init~int(100, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(10, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string139.base, #t~string139.offset, 1);call write~init~int(100, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(10, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(16);~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 288#L-1true havoc main_#res;havoc main_#t~ret131, main_~retValue_acc~43, main_~tmp~21;havoc main_~retValue_acc~43;havoc main_~tmp~21; 65#L1523true havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 750#L1531true main_#t~ret131 := valid_product_#res;main_~tmp~21 := main_#t~ret131;havoc main_#t~ret131; 940#L2851true assume 0 != main_~tmp~21;havoc setup_#t~nondet126, setup_#t~nondet128, setup_#t~nondet130, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 651#L1470true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 188#L1476-2true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 404#L1035true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 998#L1041-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string125.base, #t~string125.offset;havoc setup_#t~nondet126;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 656#L1470-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 193#L1476-5true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 390#L1035-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 987#L1041-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string127.base, #t~string127.offset;havoc setup_#t~nondet128;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 660#L1470-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 178#L1476-8true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 393#L1035-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 975#L1041-8true setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset := #t~string129.base, #t~string129.offset;havoc setup_#t~nondet130; 509#L2838true havoc test_#t~nondet76, test_#t~nondet77, test_#t~nondet78, test_#t~nondet79, test_#t~nondet80, test_#t~nondet81, test_#t~nondet82, test_#t~nondet83, test_#t~nondet84, test_#t~nondet85, test_#t~nondet86, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~10, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~1, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~10;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~1;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 922#L1905-1true [2021-10-11 00:22:38,353 INFO L796 eck$LassoCheckResult]: Loop: 922#L1905-1true assume !false; 325#L1760true assume test_~splverifierCounter~0 < 4; 437#L1761true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 102#L1767true assume !(0 == test_~op1~0); 567#L1780true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet77;havoc test_#t~nondet77; 151#L1785true assume 0 != test_~tmp___8~0;test_~op2~0 := 1; 922#L1905-1true [2021-10-11 00:22:38,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:38,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2021-10-11 00:22:38,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:38,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127628989] [2021-10-11 00:22:38,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:38,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127628989] [2021-10-11 00:22:38,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:38,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:22:38,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299160753] [2021-10-11 00:22:38,821 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:38,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:38,825 INFO L82 PathProgramCache]: Analyzing trace with hash 590492675, now seen corresponding path program 1 times [2021-10-11 00:22:38,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:38,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066450329] [2021-10-11 00:22:38,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:38,854 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:38,868 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:38,912 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:38,978 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:38,979 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:38,979 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:38,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:38,980 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-11 00:22:38,980 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:38,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:38,980 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:38,980 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product29.cil.c_Iteration1_Loop [2021-10-11 00:22:38,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:38,981 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:39,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,120 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:39,120 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:39,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:22:39,138 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:39,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:22:39,244 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:39,269 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-11 00:22:39,301 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:39,301 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:39,302 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:39,302 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:39,302 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:39,302 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:39,302 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:39,302 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:39,302 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product29.cil.c_Iteration1_Loop [2021-10-11 00:22:39,302 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:39,303 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:39,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,410 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:39,415 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:39,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:39,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:39,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:39,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:39,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:39,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:39,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:39,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:39,443 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:39,465 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-11 00:22:39,465 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:39,509 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:39,509 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-11 00:22:39,510 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:39,511 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-11 00:22:39,532 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-11 00:22:39,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:39,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:22:39,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:39,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:22:39,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:39,905 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-11 00:22:39,906 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1052 states. Second operand 4 states. [2021-10-11 00:22:40,461 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1052 states.. Second operand 4 states. Result 4894 states and 8604 transitions. Complement of second has 7 states. [2021-10-11 00:22:40,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-11 00:22:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:22:40,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5004 transitions. [2021-10-11 00:22:40,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5004 transitions. Stem has 18 letters. Loop has 6 letters. [2021-10-11 00:22:40,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:40,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5004 transitions. Stem has 24 letters. Loop has 6 letters. [2021-10-11 00:22:40,488 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:40,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5004 transitions. Stem has 18 letters. Loop has 12 letters. [2021-10-11 00:22:40,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:40,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4894 states and 8604 transitions. [2021-10-11 00:22:40,549 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 501 [2021-10-11 00:22:40,569 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4894 states to 1035 states and 1896 transitions. [2021-10-11 00:22:40,571 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 532 [2021-10-11 00:22:40,573 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 533 [2021-10-11 00:22:40,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1035 states and 1896 transitions. [2021-10-11 00:22:40,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-11 00:22:40,583 INFO L692 BuchiCegarLoop]: Abstraction has 1035 states and 1896 transitions. [2021-10-11 00:22:40,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states and 1896 transitions. [2021-10-11 00:22:40,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 534. [2021-10-11 00:22:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2021-10-11 00:22:40,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 975 transitions. [2021-10-11 00:22:40,671 INFO L715 BuchiCegarLoop]: Abstraction has 534 states and 975 transitions. [2021-10-11 00:22:40,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:40,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:40,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:40,679 INFO L87 Difference]: Start difference. First operand 534 states and 975 transitions. Second operand 3 states. [2021-10-11 00:22:40,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:40,744 INFO L93 Difference]: Finished difference Result 1048 states and 1915 transitions. [2021-10-11 00:22:40,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:40,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1048 states and 1915 transitions. [2021-10-11 00:22:40,765 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 502 [2021-10-11 00:22:40,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1048 states to 1048 states and 1915 transitions. [2021-10-11 00:22:40,777 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 544 [2021-10-11 00:22:40,778 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 544 [2021-10-11 00:22:40,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1048 states and 1915 transitions. [2021-10-11 00:22:40,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-11 00:22:40,778 INFO L692 BuchiCegarLoop]: Abstraction has 1048 states and 1915 transitions. [2021-10-11 00:22:40,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states and 1915 transitions. [2021-10-11 00:22:40,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 533. [2021-10-11 00:22:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2021-10-11 00:22:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 971 transitions. [2021-10-11 00:22:40,794 INFO L715 BuchiCegarLoop]: Abstraction has 533 states and 971 transitions. [2021-10-11 00:22:40,794 INFO L595 BuchiCegarLoop]: Abstraction has 533 states and 971 transitions. [2021-10-11 00:22:40,794 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:22:40,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 533 states and 971 transitions. [2021-10-11 00:22:40,798 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 251 [2021-10-11 00:22:40,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:40,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:40,800 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:40,800 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:40,800 INFO L794 eck$LassoCheckResult]: Stem: 7922#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string45.base, #t~string45.offset, 1);call write~init~int(115, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(10, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(10);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(12);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(18);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(16);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(34);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(30);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(16);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(20);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(44);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(44);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(9);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(11);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(19);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string136.base, #t~string136.offset, 1);call write~init~int(100, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(10, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string139.base, #t~string139.offset, 1);call write~init~int(100, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(10, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(16);~head~0.base, ~head~0.offset := 0, 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 7631#L-1 havoc main_#res;havoc main_#t~ret131, main_~retValue_acc~43, main_~tmp~21;havoc main_~retValue_acc~43;havoc main_~tmp~21; 7632#L1523 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 7709#L1531 main_#t~ret131 := valid_product_#res;main_~tmp~21 := main_#t~ret131;havoc main_#t~ret131; 7973#L2851 assume 0 != main_~tmp~21;havoc setup_#t~nondet126, setup_#t~nondet128, setup_#t~nondet130, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 7880#L1470 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 7881#L1476-2 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 7907#L1035 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 7908#L1041-2 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string125.base, #t~string125.offset;havoc setup_#t~nondet126;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 7890#L1470-2 assume !(1 == setClientId_~handle); 7891#L1473-2 assume 2 == setClientId_~handle;~__ste_client_idCounter1~0 := setClientId_~value; 8105#L1476-5 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 7877#L1035-2 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 7878#L1041-5 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string127.base, #t~string127.offset;havoc setup_#t~nondet128;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 7906#L1470-4 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 7814#L1476-8 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 7887#L1035-4 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 7888#L1041-8 setup_~__cil_tmp3~4.base, setup_~__cil_tmp3~4.offset := #t~string129.base, #t~string129.offset;havoc setup_#t~nondet130; 8063#L2838 havoc test_#t~nondet76, test_#t~nondet77, test_#t~nondet78, test_#t~nondet79, test_#t~nondet80, test_#t~nondet81, test_#t~nondet82, test_#t~nondet83, test_#t~nondet84, test_#t~nondet85, test_#t~nondet86, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~10, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~1, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~10;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~1;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 8133#L1905-1 assume !false; 7701#L1760 [2021-10-11 00:22:40,800 INFO L796 eck$LassoCheckResult]: Loop: 7701#L1760 assume test_~splverifierCounter~0 < 4; 7702#L1761 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 7931#L1767 assume !(0 == test_~op1~0); 7693#L1780 assume !(0 == test_~op2~0); 8004#L1791 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet78;havoc test_#t~nondet78; 8005#L1796 assume 0 != test_~tmp___7~0;setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := ~rjh~0, 0;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 7898#L1035-6 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 7820#L1041-11 test_~op3~0 := 1; 7900#L1905-1 assume !false; 7701#L1760 [2021-10-11 00:22:40,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:40,801 INFO L82 PathProgramCache]: Analyzing trace with hash -953559564, now seen corresponding path program 1 times [2021-10-11 00:22:40,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:40,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681734078] [2021-10-11 00:22:40,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:40,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681734078] [2021-10-11 00:22:40,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:40,935 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:40,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210215537] [2021-10-11 00:22:40,935 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:40,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:40,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1296812605, now seen corresponding path program 1 times [2021-10-11 00:22:40,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:40,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454571727] [2021-10-11 00:22:40,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:40,946 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:40,951 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:40,963 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:41,052 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:41,053 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:41,053 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:41,053 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:41,053 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-11 00:22:41,053 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,054 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:41,054 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:41,054 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product29.cil.c_Iteration2_Loop [2021-10-11 00:22:41,054 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:41,054 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:41,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,284 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:41,284 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:41,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:22:41,296 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,317 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:22:41,317 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_#in~value=0, ULTIMATE.start_setClientPrivateKey_~value=0, ~__ste_client_privateKey0~0=0} Honda state: {ULTIMATE.start_setClientPrivateKey_#in~value=0, ULTIMATE.start_setClientPrivateKey_~value=0, ~__ste_client_privateKey0~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:41,356 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:22:41,356 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:41,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:22:41,416 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,468 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-11 00:22:41,470 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:41,470 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:41,470 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:41,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:41,470 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:41,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,470 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:41,470 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:41,470 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product29.cil.c_Iteration2_Loop [2021-10-11 00:22:41,470 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:41,471 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:41,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,674 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:41,674 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:41,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,703 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:41,716 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-11 00:22:41,716 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b88b81-8a0b-4faa-8b0c-c3d922643239/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:41,723 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:41,723 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-11 00:22:41,723 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:41,723 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,755 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-11 00:22:41,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:41,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:22:41,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:42,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:22:42,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:42,077 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-11 00:22:42,078 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 533 states and 971 transitions. cyclomatic complexity: 440 Second operand 4 states. [2021-10-11 00:22:42,130 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 533 states and 971 transitions. cyclomatic complexity: 440. Second operand 4 states. Result 1039 states and 1901 transitions. Complement of second has 6 states. [2021-10-11 00:22:42,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-11 00:22:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:22:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 508 transitions. [2021-10-11 00:22:42,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 508 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-11 00:22:42,133 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,133 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 508 transitions. Stem has 29 letters. Loop has 9 letters. [2021-10-11 00:22:42,134 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,134 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 508 transitions. Stem has 20 letters. Loop has 18 letters. [2021-10-11 00:22:42,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1901 transitions. [2021-10-11 00:22:42,156 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:42,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 0 states and 0 transitions. [2021-10-11 00:22:42,156 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:42,156 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:42,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:42,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:42,157 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:42,157 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:42,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:42,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:42,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:42,158 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2021-10-11 00:22:42,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:42,158 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-11 00:22:42,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:22:42,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-11 00:22:42,159 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:42,159 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:22:42,159 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:42,159 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:42,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:42,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:42,160 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:42,160 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:42,160 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:42,160 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:22:42,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:42,160 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:42,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:22:42,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:22:42 BoogieIcfgContainer [2021-10-11 00:22:42,166 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:22:42,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:42,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:42,167 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:42,168 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:38" (3/4) ... [2021-10-11 00:22:42,170 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:22:42,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:42,173 INFO L168 Benchmark]: Toolchain (without parser) took 9009.29 ms. Allocated memory was 98.6 MB in the beginning and 249.6 MB in the end (delta: 151.0 MB). Free memory was 63.5 MB in the beginning and 71.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 143.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,173 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:42,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 904.84 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 44.0 kB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.62 ms. Allocated memory is still 132.1 MB. Free memory was 62.4 MB in the beginning and 45.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,178 INFO L168 Benchmark]: Boogie Preprocessor took 174.19 ms. Allocated memory is still 132.1 MB. Free memory was 45.6 MB in the beginning and 92.4 MB in the end (delta: -46.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,183 INFO L168 Benchmark]: RCFGBuilder took 3622.79 ms. Allocated memory was 132.1 MB in the beginning and 197.1 MB in the end (delta: 65.0 MB). Free memory was 92.4 MB in the beginning and 117.3 MB in the end (delta: -24.9 MB). Peak memory consumption was 105.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,184 INFO L168 Benchmark]: BuchiAutomizer took 4107.41 ms. Allocated memory was 197.1 MB in the beginning and 249.6 MB in the end (delta: 52.4 MB). Free memory was 117.3 MB in the beginning and 71.9 MB in the end (delta: 45.4 MB). Peak memory consumption was 98.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:42,185 INFO L168 Benchmark]: Witness Printer took 4.14 ms. Allocated memory is still 249.6 MB. Free memory is still 71.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:42,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 904.84 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 44.0 kB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 185.62 ms. Allocated memory is still 132.1 MB. Free memory was 62.4 MB in the beginning and 45.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 174.19 ms. Allocated memory is still 132.1 MB. Free memory was 45.6 MB in the beginning and 92.4 MB in the end (delta: -46.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3622.79 ms. Allocated memory was 132.1 MB in the beginning and 197.1 MB in the end (delta: 65.0 MB). Free memory was 92.4 MB in the beginning and 117.3 MB in the end (delta: -24.9 MB). Peak memory consumption was 105.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4107.41 ms. Allocated memory was 197.1 MB in the beginning and 249.6 MB in the end (delta: 52.4 MB). Free memory was 117.3 MB in the beginning and 71.9 MB in the end (delta: 45.4 MB). Peak memory consumption was 98.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.14 ms. Allocated memory is still 249.6 MB. Free memory is still 71.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 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 * splverifierCounter + 7 and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1016 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 533 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5130 SDtfs, 4636 SDslu, 6785 SDs, 0 SdLazy, 26 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf100 lsp29 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf90 smp100 dnf134 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 93ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...