./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN --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 b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:07:01,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:07:01,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:07:01,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:07:01,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:07:01,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:07:01,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:07:01,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:07:01,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:07:01,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:07:01,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:07:01,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:07:01,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:07:01,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:07:01,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:07:01,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:07:01,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:07:01,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:07:01,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:07:01,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:07:01,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:07:01,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:07:01,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:07:01,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:07:01,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:07:01,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:07:01,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:07:01,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:07:01,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:07:01,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:07:01,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:07:01,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:07:01,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:07:01,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:07:01,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:07:01,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:07:01,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:07:01,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:07:01,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:07:01,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:07:01,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:07:01,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 11:07:01,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:07:01,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:07:01,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:07:01,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:07:01,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:07:01,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:07:01,966 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:07:01,966 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 11:07:01,966 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 11:07:01,966 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 11:07:01,967 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 11:07:01,967 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 11:07:01,967 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 11:07:01,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:07:01,967 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:07:01,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:07:01,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:07:01,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:07:01,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:07:01,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 11:07:01,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 11:07:01,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 11:07:01,969 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:07:01,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:07:01,970 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 11:07:01,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:07:01,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 11:07:01,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:07:01,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:07:01,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:07:01,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:07:01,972 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 11:07:01,972 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_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c [2022-11-20 11:07:02,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:07:02,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:07:02,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:07:02,232 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:07:02,233 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:07:02,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2022-11-20 11:07:05,393 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:07:05,878 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:07:05,879 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2022-11-20 11:07:05,907 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/data/1bd9f8304/8727fa0162504bca9f5d2afd4c863929/FLAG314850963 [2022-11-20 11:07:05,927 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/data/1bd9f8304/8727fa0162504bca9f5d2afd4c863929 [2022-11-20 11:07:05,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:07:05,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:07:05,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:07:05,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:07:05,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:07:05,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:07:05" (1/1) ... [2022-11-20 11:07:05,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa34cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:05, skipping insertion in model container [2022-11-20 11:07:05,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:07:05" (1/1) ... [2022-11-20 11:07:05,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:07:06,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:07:06,550 WARN L237 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_8bd07b85-481e-499f-a8b4-2b10ac17a50f/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2022-11-20 11:07:06,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:07:06,768 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:07:06,873 WARN L237 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_8bd07b85-481e-499f-a8b4-2b10ac17a50f/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2022-11-20 11:07:06,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:07:06,977 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:07:06,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06 WrapperNode [2022-11-20 11:07:06,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:07:06,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:07:06,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:07:06,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:07:06,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,112 INFO L138 Inliner]: procedures = 129, calls = 211, calls flagged for inlining = 119, calls inlined = 161, statements flattened = 2333 [2022-11-20 11:07:07,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:07:07,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:07:07,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:07:07,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:07:07,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,237 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:07:07,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:07:07,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:07:07,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:07:07,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (1/1) ... [2022-11-20 11:07:07,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:07,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:07,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:07,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 11:07:07,417 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-20 11:07:07,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:07:07,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:07:07,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:07:07,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:07:07,668 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:07:07,683 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:07:09,340 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:07:09,358 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:07:09,358 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:07:09,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:09 BoogieIcfgContainer [2022-11-20 11:07:09,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:07:09,363 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 11:07:09,363 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 11:07:09,369 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 11:07:09,370 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:07:09,370 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 11:07:05" (1/3) ... [2022-11-20 11:07:09,373 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bd9625f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:07:09, skipping insertion in model container [2022-11-20 11:07:09,373 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:07:09,373 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:06" (2/3) ... [2022-11-20 11:07:09,375 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bd9625f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:07:09, skipping insertion in model container [2022-11-20 11:07:09,375 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:07:09,375 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:09" (3/3) ... [2022-11-20 11:07:09,380 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec8_product22.cil.c [2022-11-20 11:07:09,462 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 11:07:09,463 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 11:07:09,463 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 11:07:09,463 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 11:07:09,463 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 11:07:09,463 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 11:07:09,463 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 11:07:09,464 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 11:07:09,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 523 states, 522 states have (on average 1.6724137931034482) internal successors, (873), 522 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:09,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-20 11:07:09,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:09,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:09,530 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:09,530 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:09,531 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 11:07:09,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 523 states, 522 states have (on average 1.6724137931034482) internal successors, (873), 522 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:09,549 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-20 11:07:09,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:09,551 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:09,553 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:09,555 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:09,566 INFO L748 eck$LassoCheckResult]: Stem: 503#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 411#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 337#L1727true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 469#L1720true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 59#L1735true main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 379#L232true assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 247#L2788true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 320#L2794-2true assume { :end_inline_setClientId } true; 353#L109true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 10#L2353true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 495#L2359-2true assume { :end_inline_setClientPrivateKey } true; 420#L120true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 470#L2788-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 235#L2794-5true assume { :end_inline_setClientId } true; 47#L130true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 282#L2353-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 225#L2359-5true assume { :end_inline_setClientPrivateKey } true; 290#L141true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 256#L2788-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 191#L2794-8true assume { :end_inline_setClientId } true; 71#L151true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 324#L2353-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 165#L2359-8true assume { :end_inline_setClientPrivateKey } true; 407#L162true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 521#L219true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 406#L976-1true [2022-11-20 11:07:09,567 INFO L750 eck$LassoCheckResult]: Loop: 406#L976-1true assume !false; 509#L828true assume test_~splverifierCounter~0#1 < 4; 388#L829true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 366#L835true assume !(0 == test_~op1~0#1); 36#L848true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 287#L853true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 504#L2306true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 34#L2312-2true assume { :end_inline_setClientAutoResponse } true; 369#L362true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 406#L976-1true [2022-11-20 11:07:09,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:09,573 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-20 11:07:09,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:09,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970990998] [2022-11-20 11:07:09,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:09,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:10,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:10,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970990998] [2022-11-20 11:07:10,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970990998] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:10,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:10,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:10,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113003567] [2022-11-20 11:07:10,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:10,227 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:10,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:10,229 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-20 11:07:10,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:10,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958862817] [2022-11-20 11:07:10,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:10,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:10,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:10,271 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:10,442 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:10,443 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:10,443 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:10,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:10,444 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:10,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,444 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:10,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:10,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration1_Loop [2022-11-20 11:07:10,445 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:10,445 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:10,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,649 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:10,650 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:10,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:10,661 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:10,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 11:07:10,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:10,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:10,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 11:07:10,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:10,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:10,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:10,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:10,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 11:07:10,745 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:10,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:10,754 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:10,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:10,755 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:10,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:10,755 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:10,755 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,755 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:10,755 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:10,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration1_Loop [2022-11-20 11:07:10,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:10,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:10,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:10,902 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:10,906 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:10,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:10,908 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:10,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:10,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:10,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:10,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:10,930 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:10,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:10,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:10,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:10,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 11:07:10,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:10,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:10,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:10,955 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:10,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:10,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 11:07:10,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:10,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:10,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:10,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:10,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:10,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:10,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:10,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:10,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:10,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:10,994 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:11,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:11,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:11,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:11,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:11,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:11,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:11,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:11,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:11,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 11:07:11,030 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:11,040 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:11,040 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:11,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:11,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:11,064 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:11,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 11:07:11,070 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:11,070 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:11,070 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:11,071 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-11-20 11:07:11,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:11,083 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:11,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:11,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:11,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:11,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:11,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:11,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:11,446 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 11:07:11,449 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 523 states, 522 states have (on average 1.6724137931034482) internal successors, (873), 522 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:11,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:11,766 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 523 states, 522 states have (on average 1.6724137931034482) internal successors, (873), 522 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2227 states and 3707 transitions. Complement of second has 7 states. [2022-11-20 11:07:11,769 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 [2022-11-20 11:07:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2089 transitions. [2022-11-20 11:07:11,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2089 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-20 11:07:11,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:11,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2089 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-20 11:07:11,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:11,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2089 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-20 11:07:11,785 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:11,786 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2227 states and 3707 transitions. [2022-11-20 11:07:11,810 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2022-11-20 11:07:11,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2227 states to 931 states and 1651 transitions. [2022-11-20 11:07:11,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2022-11-20 11:07:11,830 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-11-20 11:07:11,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2022-11-20 11:07:11,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:11,831 INFO L218 hiAutomatonCegarLoop]: Abstraction has 931 states and 1651 transitions. [2022-11-20 11:07:11,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2022-11-20 11:07:11,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2022-11-20 11:07:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 488 states have (on average 1.7622950819672132) internal successors, (860), 487 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2022-11-20 11:07:11,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 488 states and 860 transitions. [2022-11-20 11:07:11,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:11,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:11,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:11,889 INFO L87 Difference]: Start difference. First operand 488 states and 860 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:11,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:11,937 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2022-11-20 11:07:11,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2022-11-20 11:07:11,944 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2022-11-20 11:07:11,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2022-11-20 11:07:11,950 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2022-11-20 11:07:11,951 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2022-11-20 11:07:11,951 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2022-11-20 11:07:11,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:11,953 INFO L218 hiAutomatonCegarLoop]: Abstraction has 953 states and 1682 transitions. [2022-11-20 11:07:11,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2022-11-20 11:07:11,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2022-11-20 11:07:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 487 states have (on average 1.757700205338809) internal successors, (856), 486 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2022-11-20 11:07:11,971 INFO L240 hiAutomatonCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-20 11:07:11,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:11,972 INFO L428 stractBuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-20 11:07:11,972 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 11:07:11,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2022-11-20 11:07:11,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-11-20 11:07:11,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:11,975 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:11,976 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:11,976 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:11,976 INFO L748 eck$LassoCheckResult]: Stem: 4802#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 4744#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 4611#L1727 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4612#L1720 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 4559#L1735 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 4560#L232 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4687#L2788 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4334#L2794-2 assume { :end_inline_setClientId } true; 4561#L109 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4372#L2353 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4373#L2359-2 assume { :end_inline_setClientPrivateKey } true; 4751#L120 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4752#L2788-2 assume !(1 == setClientId_~handle#1); 4730#L2791-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4731#L2794-5 assume { :end_inline_setClientId } true; 4523#L130 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4447#L2353-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4448#L2359-5 assume { :end_inline_setClientPrivateKey } true; 4484#L141 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4335#L2788-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4337#L2794-8 assume { :end_inline_setClientId } true; 4592#L151 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4572#L2353-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4492#L2359-8 assume { :end_inline_setClientPrivateKey } true; 4728#L162 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 4729#L219 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 4805#L976-1 assume !false; 4726#L828 [2022-11-20 11:07:11,977 INFO L750 eck$LassoCheckResult]: Loop: 4726#L828 assume test_~splverifierCounter~0#1 < 4; 4698#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4677#L835 assume !(0 == test_~op1~0#1); 4413#L848 assume !(0 == test_~op2~0#1); 4458#L862 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 4569#L867 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4749#L2353-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4475#L2359-11 assume { :end_inline_setClientPrivateKey } true; 4657#L332 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 4436#L976-1 assume !false; 4726#L828 [2022-11-20 11:07:11,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:11,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-20 11:07:11,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:11,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865788168] [2022-11-20 11:07:11,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:11,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:12,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:12,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:12,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865788168] [2022-11-20 11:07:12,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865788168] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:12,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:12,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:07:12,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040016313] [2022-11-20 11:07:12,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:12,113 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:12,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:12,113 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-11-20 11:07:12,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:12,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103790658] [2022-11-20 11:07:12,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:12,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:12,136 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:12,283 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:12,283 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:12,283 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:12,283 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:12,283 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:12,283 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,283 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:12,284 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:12,284 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration2_Loop [2022-11-20 11:07:12,284 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:12,284 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:12,288 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,298 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,314 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,461 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:12,462 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:12,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,464 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:12,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:12,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 11:07:12,498 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:12,498 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:12,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:12,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,509 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,517 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:12,517 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:12,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 11:07:12,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:12,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,551 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,559 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:12,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:12,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 11:07:12,589 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:12,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:12,597 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:12,597 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:12,598 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:12,598 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:12,598 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:12,598 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,598 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:12,598 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:12,598 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration2_Loop [2022-11-20 11:07:12,598 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:12,598 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:12,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:12,785 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:12,785 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:12,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,787 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 11:07:12,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:12,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:12,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:12,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:12,812 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:12,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:12,813 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:12,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:12,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:12,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:12,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,851 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 11:07:12,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:12,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:12,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:12,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:12,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:12,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:12,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:12,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:12,890 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:12,893 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:12,894 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:12,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:12,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:12,895 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:12,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 11:07:12,902 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:12,902 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:12,903 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:12,903 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-11-20 11:07:12,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:12,908 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:12,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:13,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:13,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:13,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:13,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:13,216 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:07:13,216 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:13,322 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1821 states and 3235 transitions. Complement of second has 6 states. [2022-11-20 11:07:13,322 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 [2022-11-20 11:07:13,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2022-11-20 11:07:13,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-20 11:07:13,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:13,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-20 11:07:13,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:13,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-20 11:07:13,330 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:13,330 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2022-11-20 11:07:13,345 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-20 11:07:13,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2022-11-20 11:07:13,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-11-20 11:07:13,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-11-20 11:07:13,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2022-11-20 11:07:13,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:13,364 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2022-11-20 11:07:13,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2022-11-20 11:07:13,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2022-11-20 11:07:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.7703862660944205) internal successors, (1650), 931 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2022-11-20 11:07:13,393 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1650 transitions. [2022-11-20 11:07:13,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:13,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:07:13,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:07:13,397 INFO L87 Difference]: Start difference. First operand 932 states and 1650 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:13,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:13,562 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2022-11-20 11:07:13,562 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2022-11-20 11:07:13,574 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2022-11-20 11:07:13,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2022-11-20 11:07:13,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2022-11-20 11:07:13,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2022-11-20 11:07:13,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2022-11-20 11:07:13,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:13,592 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2022-11-20 11:07:13,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2022-11-20 11:07:13,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2022-11-20 11:07:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.76931330472103) internal successors, (1649), 931 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2022-11-20 11:07:13,619 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-20 11:07:13,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 11:07:13,620 INFO L428 stractBuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-20 11:07:13,620 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 11:07:13,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2022-11-20 11:07:13,625 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-20 11:07:13,625 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:13,625 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:13,627 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:13,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:13,627 INFO L748 eck$LassoCheckResult]: Stem: 10012#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 9943#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 9800#L1727 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9801#L1720 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 9746#L1735 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 9747#L232 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9881#L2788 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9523#L2794-2 assume { :end_inline_setClientId } true; 9748#L109 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9561#L2353 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9562#L2359-2 assume { :end_inline_setClientPrivateKey } true; 9949#L120 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9950#L2788-2 assume !(1 == setClientId_~handle#1); 9928#L2791-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 9929#L2794-5 assume { :end_inline_setClientId } true; 9708#L130 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9636#L2353-2 assume !(1 == setClientPrivateKey_~handle#1); 9637#L2356-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9639#L2359-5 assume { :end_inline_setClientPrivateKey } true; 9669#L141 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9524#L2788-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9526#L2794-8 assume { :end_inline_setClientId } true; 9781#L151 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9760#L2353-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9687#L2359-8 assume { :end_inline_setClientPrivateKey } true; 9926#L162 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 9927#L219 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 10017#L976-1 assume !false; 10040#L828 assume test_~splverifierCounter~0#1 < 4; 9892#L829 [2022-11-20 11:07:13,628 INFO L750 eck$LassoCheckResult]: Loop: 9892#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 9870#L835 assume !(0 == test_~op1~0#1); 9602#L848 assume !(0 == test_~op2~0#1); 9647#L862 assume !(0 == test_~op3~0#1); 9755#L876 assume !(0 == test_~op4~0#1); 9815#L890 assume !(0 == test_~op5~0#1); 9763#L904 assume !(0 == test_~op6~0#1); 9704#L918 assume !(0 == test_~op7~0#1); 9775#L932 assume 0 == test_~op8~0#1;test_~tmp___2~0#1 := test_#t~nondet31#1;havoc test_#t~nondet31#1; 9776#L937 assume 0 != test_~tmp___2~0#1;test_~op8~0#1 := 1; 9625#L976-1 assume !false; 9923#L828 assume test_~splverifierCounter~0#1 < 4; 9892#L829 [2022-11-20 11:07:13,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:13,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-20 11:07:13,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:13,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54359677] [2022-11-20 11:07:13,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:13,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:13,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:13,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54359677] [2022-11-20 11:07:13,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54359677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:13,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:13,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:13,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994994149] [2022-11-20 11:07:13,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:13,814 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:13,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:13,815 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2022-11-20 11:07:13,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:13,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580043771] [2022-11-20 11:07:13,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:13,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:13,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:13,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:13,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:13,965 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:13,965 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:13,965 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:13,965 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:13,965 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:13,965 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:13,965 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:13,965 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:13,965 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration3_Loop [2022-11-20 11:07:13,966 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:13,966 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:13,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:13,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:13,975 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:13,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:13,983 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:13,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,153 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:14,154 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:14,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,161 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:14,166 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:14,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 11:07:14,201 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:14,202 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:14,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,210 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,220 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:14,220 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:14,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 11:07:14,246 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:14,246 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:14,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,257 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:14,271 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:14,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 11:07:14,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:14,301 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:14,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,312 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:14,317 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:14,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 11:07:14,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,350 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:14,355 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:14,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 11:07:14,380 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:14,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,389 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:14,389 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:14,389 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:14,390 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:14,390 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:14,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,390 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:14,390 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:14,390 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration3_Loop [2022-11-20 11:07:14,390 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:14,390 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:14,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,410 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:14,561 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:14,562 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:14,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,570 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:14,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 11:07:14,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:14,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:14,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:14,588 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:14,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:14,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:14,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:14,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:14,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,611 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:14,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 11:07:14,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:14,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:14,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:14,640 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:14,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:14,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:14,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:14,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:14,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,667 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:14,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 11:07:14,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:14,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:14,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:14,691 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:14,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:14,692 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:14,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:14,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:14,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,713 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:14,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 11:07:14,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:14,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:14,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:14,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:14,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:14,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:14,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:14,749 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:14,752 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:14,752 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:14,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:14,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:14,753 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:14,757 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:14,757 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:14,757 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:14,758 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2022-11-20 11:07:14,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 11:07:14,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:14,768 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:14,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:14,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:14,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:15,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:15,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:15,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:15,135 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:07:15,135 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:15,271 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4062 states and 7226 transitions. Complement of second has 6 states. [2022-11-20 11:07:15,272 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 [2022-11-20 11:07:15,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:15,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2022-11-20 11:07:15,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2022-11-20 11:07:15,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:15,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2022-11-20 11:07:15,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:15,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2022-11-20 11:07:15,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:15,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2022-11-20 11:07:15,338 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-20 11:07:15,375 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2022-11-20 11:07:15,375 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-20 11:07:15,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-20 11:07:15,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2022-11-20 11:07:15,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:15,377 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2022-11-20 11:07:15,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2022-11-20 11:07:15,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2022-11-20 11:07:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7759961127308066) internal successors, (3655), 2057 states have internal predecessors, (3655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:15,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2022-11-20 11:07:15,435 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2022-11-20 11:07:15,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:15,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:15,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:15,437 INFO L87 Difference]: Start difference. First operand 2058 states and 3655 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:15,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:15,476 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2022-11-20 11:07:15,477 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2022-11-20 11:07:15,495 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-20 11:07:15,508 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2022-11-20 11:07:15,508 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2022-11-20 11:07:15,508 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2022-11-20 11:07:15,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2022-11-20 11:07:15,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:15,509 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2022-11-20 11:07:15,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2022-11-20 11:07:15,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2022-11-20 11:07:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7745383867832847) internal successors, (3652), 2057 states have internal predecessors, (3652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2022-11-20 11:07:15,557 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-20 11:07:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:15,559 INFO L428 stractBuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-20 11:07:15,559 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 11:07:15,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2022-11-20 11:07:15,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-20 11:07:15,606 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:15,606 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:15,608 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:15,608 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:15,608 INFO L748 eck$LassoCheckResult]: Stem: 19259#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 19199#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 19060#L1727 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19061#L1720 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 19007#L1735 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 19008#L232 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 19138#L2788 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 18786#L2794-2 assume { :end_inline_setClientId } true; 19009#L109 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 18823#L2353 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18824#L2359-2 assume { :end_inline_setClientPrivateKey } true; 19206#L120 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 19207#L2788-2 assume !(1 == setClientId_~handle#1); 19185#L2791-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19186#L2794-5 assume { :end_inline_setClientId } true; 18970#L130 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 18898#L2353-2 assume !(1 == setClientPrivateKey_~handle#1); 18899#L2356-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18901#L2359-5 assume { :end_inline_setClientPrivateKey } true; 18931#L141 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 18787#L2788-4 assume !(1 == setClientId_~handle#1); 18788#L2791-4 assume !(2 == setClientId_~handle#1); 19000#L2794-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19204#L2794-8 assume { :end_inline_setClientId } true; 19041#L151 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 19021#L2353-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18939#L2359-8 assume { :end_inline_setClientPrivateKey } true; 19183#L162 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 19184#L219 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 19266#L976-1 assume !false; 19267#L828 assume test_~splverifierCounter~0#1 < 4; 19268#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19127#L835 [2022-11-20 11:07:15,608 INFO L750 eck$LassoCheckResult]: Loop: 19127#L835 assume !(0 == test_~op1~0#1); 18864#L848 assume !(0 == test_~op2~0#1); 18909#L862 assume !(0 == test_~op3~0#1); 19016#L876 assume !(0 == test_~op4~0#1); 19073#L890 assume !(0 == test_~op5~0#1); 19024#L904 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 18964#L909 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 18965#L2741 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 18826#L2747-2 assume { :end_inline_setClientForwardReceiver } true; 18827#L372 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 18887#L976-1 assume !false; 19180#L828 assume test_~splverifierCounter~0#1 < 4; 19150#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19127#L835 [2022-11-20 11:07:15,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:15,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-11-20 11:07:15,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:15,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534205640] [2022-11-20 11:07:15,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:15,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:15,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:15,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:15,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534205640] [2022-11-20 11:07:15,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534205640] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:15,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:15,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:07:15,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041340528] [2022-11-20 11:07:15,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:15,773 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:15,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2022-11-20 11:07:15,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:15,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420444] [2022-11-20 11:07:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:15,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:15,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:15,789 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:15,934 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:15,934 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:15,935 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:15,935 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:15,935 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:15,935 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:15,935 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:15,935 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:15,935 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration4_Loop [2022-11-20 11:07:15,935 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:15,936 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:15,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:15,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,139 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:16,139 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:16,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,143 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,146 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,147 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 11:07:16,172 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,172 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,178 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 11:07:16,221 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,221 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,231 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,238 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 11:07:16,260 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,260 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-20 11:07:16,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,264 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 11:07:16,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,306 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,306 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Honda state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,317 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 11:07:16,348 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,348 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,358 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 11:07:16,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:16,402 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:16,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-20 11:07:16,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,406 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 11:07:16,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:16,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-20 11:07:16,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,430 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 11:07:16,434 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:16,435 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:16,473 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:16,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,476 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:16,476 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:16,477 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:16,477 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:16,477 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:16,477 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,477 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:16,477 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:16,477 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration4_Loop [2022-11-20 11:07:16,477 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:16,477 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:16,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,499 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,509 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:16,686 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:16,687 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:16,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,690 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 11:07:16,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,714 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:16,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,717 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:16,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,745 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 11:07:16,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,765 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:16,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,766 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:16,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,791 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 11:07:16,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,810 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:16,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:16,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,835 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 11:07:16,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:16,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:16,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,887 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 11:07:16,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:16,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:16,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,939 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:16,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 11:07:16,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:16,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:16,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:16,957 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:16,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:16,958 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:16,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:16,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:16,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:16,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:16,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:16,987 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:16,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:17,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 11:07:17,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:17,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:17,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:17,006 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:17,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:17,007 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:17,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:17,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:17,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:17,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:17,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:17,028 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:17,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:17,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:17,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:17,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:17,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:17,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:17,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 11:07:17,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:17,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:17,056 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:17,058 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:17,058 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:17,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:17,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:17,060 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:17,070 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:17,070 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:17,070 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:17,070 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-11-20 11:07:17,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 11:07:17,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:17,080 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:17,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:17,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:17,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:17,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:17,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:17,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:07:17,358 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:17,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:17,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8892 states and 15852 transitions. Complement of second has 6 states. [2022-11-20 11:07:17,525 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 [2022-11-20 11:07:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:17,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2022-11-20 11:07:17,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2022-11-20 11:07:17,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:17,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2022-11-20 11:07:17,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:17,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2022-11-20 11:07:17,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:17,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2022-11-20 11:07:17,588 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-11-20 11:07:17,640 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2022-11-20 11:07:17,640 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-11-20 11:07:17,641 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-20 11:07:17,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2022-11-20 11:07:17,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:17,642 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2022-11-20 11:07:17,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2022-11-20 11:07:17,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2022-11-20 11:07:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7828024058810426) internal successors, (8003), 4488 states have internal predecessors, (8003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2022-11-20 11:07:17,760 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2022-11-20 11:07:17,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:17,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:07:17,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:07:17,761 INFO L87 Difference]: Start difference. First operand 4489 states and 8003 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:17,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:17,928 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2022-11-20 11:07:17,928 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2022-11-20 11:07:17,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-20 11:07:18,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2022-11-20 11:07:18,018 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-20 11:07:18,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-11-20 11:07:18,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2022-11-20 11:07:18,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:18,020 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2022-11-20 11:07:18,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2022-11-20 11:07:18,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2022-11-20 11:07:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7825796391178437) internal successors, (8002), 4488 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2022-11-20 11:07:18,204 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-20 11:07:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 11:07:18,205 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-20 11:07:18,205 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 11:07:18,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2022-11-20 11:07:18,271 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-20 11:07:18,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:18,271 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:18,272 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:18,272 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:18,272 INFO L748 eck$LassoCheckResult]: Stem: 43637#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 43575#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 43438#L1727 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 43439#L1720 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 43386#L1735 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 43387#L232 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 43514#L2788 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 43169#L2794-2 assume { :end_inline_setClientId } true; 43388#L109 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43206#L2353 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43207#L2359-2 assume { :end_inline_setClientPrivateKey } true; 43582#L120 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 43583#L2788-2 assume !(1 == setClientId_~handle#1); 43561#L2791-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 43562#L2794-5 assume { :end_inline_setClientId } true; 43350#L130 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43279#L2353-2 assume !(1 == setClientPrivateKey_~handle#1); 43280#L2356-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43282#L2359-5 assume { :end_inline_setClientPrivateKey } true; 43312#L141 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 43170#L2788-4 assume !(1 == setClientId_~handle#1); 43171#L2791-4 assume !(2 == setClientId_~handle#1); 43379#L2794-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 43580#L2794-8 assume { :end_inline_setClientId } true; 43419#L151 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43399#L2353-4 assume !(1 == setClientPrivateKey_~handle#1); 43400#L2356-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43320#L2359-8 assume { :end_inline_setClientPrivateKey } true; 43557#L162 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 43558#L219 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 43642#L976-1 assume !false; 43716#L828 assume test_~splverifierCounter~0#1 < 4; 43714#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43710#L835 assume !(0 == test_~op1~0#1); 43245#L848 [2022-11-20 11:07:18,273 INFO L750 eck$LassoCheckResult]: Loop: 43245#L848 assume !(0 == test_~op2~0#1); 43290#L862 assume !(0 == test_~op3~0#1); 43395#L876 assume !(0 == test_~op4~0#1); 43452#L890 assume !(0 == test_~op5~0#1); 43402#L904 assume !(0 == test_~op6~0#1); 43347#L918 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 43527#L923 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43630#L2353-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43202#L2359-14 assume { :end_inline_setClientPrivateKey } true; 43203#L1674 assume { :end_inline_generateKeyPair } true; 43597#L352 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 43268#L976-1 assume !false; 43555#L828 assume test_~splverifierCounter~0#1 < 4; 43525#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43504#L835 assume !(0 == test_~op1~0#1); 43245#L848 [2022-11-20 11:07:18,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:18,273 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-11-20 11:07:18,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:18,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830662720] [2022-11-20 11:07:18,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:18,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:18,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830662720] [2022-11-20 11:07:18,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830662720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:18,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:18,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:07:18,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046417639] [2022-11-20 11:07:18,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:18,388 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:18,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:18,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2022-11-20 11:07:18,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:18,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942410528] [2022-11-20 11:07:18,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:18,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:18,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:18,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:18,629 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:18,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:18,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:18,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:18,629 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:18,629 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:18,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:18,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:18,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration5_Loop [2022-11-20 11:07:18,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:18,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:18,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,675 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,685 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:18,876 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:18,876 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:18,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:18,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:18,877 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:18,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:18,886 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:18,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 11:07:18,926 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:18,926 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:18,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:18,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:18,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:18,937 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:18,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:18,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:18,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 11:07:18,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:18,967 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:18,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:18,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:18,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:18,974 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:18,978 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:18,978 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:18,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 11:07:19,009 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,009 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,015 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,022 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,022 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 11:07:19,051 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,051 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,057 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,061 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,061 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 11:07:19,090 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,090 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,097 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,102 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,102 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 11:07:19,129 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,129 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=-2, ULTIMATE.start_test_#t~nondet30#1=-2} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=-2, ULTIMATE.start_test_#t~nondet30#1=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,134 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,138 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 11:07:19,173 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,173 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,179 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,183 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,183 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 11:07:19,207 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,207 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,213 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,217 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,217 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 11:07:19,245 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:19,245 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:19,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,251 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:19,255 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 11:07:19,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,283 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,286 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:19,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:19,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 11:07:19,320 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:19,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,325 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:19,325 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:19,325 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:19,325 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:19,325 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:19,325 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,325 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:19,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:19,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration5_Loop [2022-11-20 11:07:19,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:19,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:19,327 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,349 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,382 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:19,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:19,606 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:19,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,610 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 11:07:19,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:19,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:19,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,649 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 11:07:19,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,686 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 11:07:19,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,704 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,705 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,730 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 11:07:19,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,748 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,748 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,770 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 11:07:19,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,789 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,818 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 11:07:19,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,857 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,878 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,898 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 11:07:19,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,934 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:19,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:19,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 11:07:19,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:19,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:19,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:19,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:19,967 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:19,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:19,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:19,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:19,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:19,986 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:19,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:19,987 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:19,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:19,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 11:07:20,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:20,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:20,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:20,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:20,017 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:20,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:20,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 11:07:20,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:20,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:20,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:20,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:20,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:20,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:20,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:20,039 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:20,041 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:20,041 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:20,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:20,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:20,042 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:20,049 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:20,050 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:20,050 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:20,050 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-20 11:07:20,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 11:07:20,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:20,055 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:20,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:20,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:20,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:20,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:20,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:20,391 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:07:20,391 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:20,521 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14919 states and 26669 transitions. Complement of second has 6 states. [2022-11-20 11:07:20,522 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 [2022-11-20 11:07:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2022-11-20 11:07:20,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2022-11-20 11:07:20,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:20,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2022-11-20 11:07:20,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:20,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2022-11-20 11:07:20,527 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:20,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2022-11-20 11:07:20,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-20 11:07:20,710 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2022-11-20 11:07:20,710 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-11-20 11:07:20,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-11-20 11:07:20,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2022-11-20 11:07:20,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:20,711 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-20 11:07:20,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2022-11-20 11:07:20,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:20,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2022-11-20 11:07:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.774560035642682) internal successors, (7966), 4488 states have internal predecessors, (7966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:20,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2022-11-20 11:07:20,838 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-20 11:07:20,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:20,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:07:20,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:07:20,839 INFO L87 Difference]: Start difference. First operand 4489 states and 7966 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:21,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:21,002 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2022-11-20 11:07:21,002 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2022-11-20 11:07:21,054 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-20 11:07:21,169 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2022-11-20 11:07:21,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-11-20 11:07:21,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-11-20 11:07:21,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2022-11-20 11:07:21,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:07:21,170 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2022-11-20 11:07:21,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2022-11-20 11:07:21,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2022-11-20 11:07:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7743372688794832) internal successors, (7965), 4488 states have internal predecessors, (7965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2022-11-20 11:07:21,312 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-20 11:07:21,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 11:07:21,313 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-20 11:07:21,314 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 11:07:21,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2022-11-20 11:07:21,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-20 11:07:21,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:07:21,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:07:21,336 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:21,336 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:21,337 INFO L748 eck$LassoCheckResult]: Stem: 76507#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(115, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(20, 27);call #Ultimate.allocInit(22, 28);call #Ultimate.allocInit(21, 29);call #Ultimate.allocInit(10, 30);call #Ultimate.allocInit(12, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(18, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(21, 35);call #Ultimate.allocInit(17, 36);call #Ultimate.allocInit(17, 37);call #Ultimate.allocInit(13, 38);call #Ultimate.allocInit(17, 39);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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;~in_encrypted~0 := 0; 76443#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 76300#L1727 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 76301#L1720 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 76247#L1735 main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 76248#L232 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet9#1, setup_#t~nondet10#1, setup_#t~nondet11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 76379#L2788 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 76028#L2794-2 assume { :end_inline_setClientId } true; 76249#L109 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 76065#L2353 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76066#L2359-2 assume { :end_inline_setClientPrivateKey } true; 76450#L120 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet9#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 76451#L2788-2 assume !(1 == setClientId_~handle#1); 76429#L2791-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 76430#L2794-5 assume { :end_inline_setClientId } true; 76210#L130 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 76138#L2353-2 assume !(1 == setClientPrivateKey_~handle#1); 76139#L2356-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 76141#L2359-5 assume { :end_inline_setClientPrivateKey } true; 76172#L141 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet10#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 76029#L2788-4 assume !(1 == setClientId_~handle#1); 76030#L2791-4 assume !(2 == setClientId_~handle#1); 76240#L2794-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 76448#L2794-8 assume { :end_inline_setClientId } true; 76281#L151 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 76260#L2353-4 assume !(1 == setClientPrivateKey_~handle#1); 76261#L2356-4 assume !(2 == setClientPrivateKey_~handle#1); 76179#L2359-6 assume !(3 == setClientPrivateKey_~handle#1); 76180#L2359-8 assume { :end_inline_setClientPrivateKey } true; 76426#L162 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 8, 0;havoc setup_#t~nondet11#1; 76427#L219 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~2#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 76512#L976-1 assume !false; 76582#L828 assume test_~splverifierCounter~0#1 < 4; 76580#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76579#L835 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 76102#L839 [2022-11-20 11:07:21,337 INFO L750 eck$LassoCheckResult]: Loop: 76102#L839 assume !(0 != test_~tmp___9~0#1); 76104#L848 assume !(0 == test_~op2~0#1); 76149#L862 assume !(0 == test_~op3~0#1); 76256#L876 assume !(0 == test_~op4~0#1); 76315#L890 assume !(0 == test_~op5~0#1); 76263#L904 assume !(0 == test_~op6~0#1); 76206#L918 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 76394#L923 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 76500#L2353-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76061#L2359-14 assume { :end_inline_setClientPrivateKey } true; 76062#L1674 assume { :end_inline_generateKeyPair } true; 76466#L352 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 76127#L976-1 assume !false; 76423#L828 assume test_~splverifierCounter~0#1 < 4; 76392#L829 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76368#L835 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 76102#L839 [2022-11-20 11:07:21,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:21,338 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-11-20 11:07:21,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:21,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666714888] [2022-11-20 11:07:21,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:21,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:21,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:21,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:21,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666714888] [2022-11-20 11:07:21,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666714888] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:21,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:21,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:07:21,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763718935] [2022-11-20 11:07:21,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:21,491 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:07:21,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:21,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2022-11-20 11:07:21,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:21,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423300637] [2022-11-20 11:07:21,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:21,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:21,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:07:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:07:21,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:07:21,790 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:21,790 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:21,790 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:21,790 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:21,790 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:07:21,791 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:21,791 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:21,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:21,791 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration6_Loop [2022-11-20 11:07:21,791 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:21,791 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:21,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:21,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,106 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:22,106 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:07:22,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,113 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 11:07:22,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,147 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,154 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,158 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,158 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 11:07:22,189 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,190 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,196 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 11:07:22,229 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,230 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=-2, ULTIMATE.start_test_#t~nondet30#1=-2} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=-2, ULTIMATE.start_test_#t~nondet30#1=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,236 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,242 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 11:07:22,273 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,273 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet24#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet24#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,279 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 11:07:22,321 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,321 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,327 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 11:07:22,373 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,373 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,379 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 11:07:22,425 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:07:22,425 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:07:22,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,431 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:07:22,436 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 11:07:22,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-20 11:07:22,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,457 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 11:07:22,462 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:07:22,462 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:07:22,484 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:07:22,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-20 11:07:22,488 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:07:22,488 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:07:22,488 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:07:22,488 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:07:22,488 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:07:22,488 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,488 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:07:22,488 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:07:22,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product22.cil.c_Iteration6_Loop [2022-11-20 11:07:22,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:07:22,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:07:22,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,502 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,545 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:07:22,781 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:07:22,783 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:07:22,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,784 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:22,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 11:07:22,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:22,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:22,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:22,802 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:22,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:22,804 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:22,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:22,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:22,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,827 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 11:07:22,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:22,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:22,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:22,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:22,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:22,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:22,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:22,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:22,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:22,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,906 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:22,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 11:07:22,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:22,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:22,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:22,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:22,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:22,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:22,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:22,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:22,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,958 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:22,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 11:07:22,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:22,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:22,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:22,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:22,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:22,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:22,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:22,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:22,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:22,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:22,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,998 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:23,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:23,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 11:07:23,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:23,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:23,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:23,017 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:23,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:23,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:23,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:23,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:23,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:23,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:23,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:23,032 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:23,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:23,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 11:07:23,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:23,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:23,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:23,048 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:07:23,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:23,049 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:07:23,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:23,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:07:23,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:23,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:23,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:23,056 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:23,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 11:07:23,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:07:23,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:07:23,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:07:23,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:07:23,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:07:23,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:07:23,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:07:23,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:07:23,073 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:07:23,075 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:07:23,075 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:07:23,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:07:23,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:23,077 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:23,085 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:07:23,086 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:07:23,086 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:07:23,086 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-20 11:07:23,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 11:07:23,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:23,091 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:07:23,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:23,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:07:23,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:23,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:07:23,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:07:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:23,449 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:07:23,449 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:23,543 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9578 states and 17066 transitions. Complement of second has 6 states. [2022-11-20 11:07:23,544 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 [2022-11-20 11:07:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2022-11-20 11:07:23,545 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2022-11-20 11:07:23,545 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:23,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2022-11-20 11:07:23,546 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:23,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2022-11-20 11:07:23,546 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:07:23,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2022-11-20 11:07:23,595 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 11:07:23,596 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2022-11-20 11:07:23,596 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 11:07:23,596 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 11:07:23,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 11:07:23,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:07:23,596 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:07:23,596 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:07:23,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:23,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:07:23,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:07:23,597 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:23,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:23,598 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-20 11:07:23,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-20 11:07:23,598 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 11:07:23,598 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 11:07:23,598 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 11:07:23,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 11:07:23,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 11:07:23,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:07:23,599 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:07:23,599 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:07:23,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 11:07:23,600 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:07:23,600 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 11:07:23,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 11:07:23,600 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 11:07:23,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 11:07:23,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 11:07:23 BoogieIcfgContainer [2022-11-20 11:07:23,608 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 11:07:23,609 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:07:23,609 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:07:23,609 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:07:23,610 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:09" (3/4) ... [2022-11-20 11:07:23,613 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:07:23,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:07:23,614 INFO L158 Benchmark]: Toolchain (without parser) took 17679.55ms. Allocated memory was 151.0MB in the beginning and 415.2MB in the end (delta: 264.2MB). Free memory was 117.9MB in the beginning and 188.0MB in the end (delta: -70.1MB). Peak memory consumption was 194.8MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,614 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 115.3MB. Free memory was 68.4MB in the beginning and 68.2MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:07:23,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.25ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 77.5MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.25ms. Allocated memory is still 151.0MB. Free memory was 77.5MB in the beginning and 68.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,615 INFO L158 Benchmark]: Boogie Preprocessor took 198.32ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 67.7MB in the beginning and 150.9MB in the end (delta: -83.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,615 INFO L158 Benchmark]: RCFGBuilder took 2048.84ms. Allocated memory is still 186.6MB. Free memory was 150.9MB in the beginning and 122.5MB in the end (delta: 28.4MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,616 INFO L158 Benchmark]: BuchiAutomizer took 14245.54ms. Allocated memory was 186.6MB in the beginning and 415.2MB in the end (delta: 228.6MB). Free memory was 122.5MB in the beginning and 188.0MB in the end (delta: -65.5MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. [2022-11-20 11:07:23,616 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 415.2MB. Free memory is still 188.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:07:23,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 115.3MB. Free memory was 68.4MB in the beginning and 68.2MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.25ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 77.5MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.25ms. Allocated memory is still 151.0MB. Free memory was 77.5MB in the beginning and 68.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.32ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 67.7MB in the beginning and 150.9MB in the end (delta: -83.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2048.84ms. Allocated memory is still 186.6MB. Free memory was 150.9MB in the beginning and 122.5MB in the end (delta: 28.4MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 14245.54ms. Allocated memory was 186.6MB in the beginning and 415.2MB in the end (delta: 228.6MB). Free memory was 122.5MB in the beginning and 188.0MB in the end (delta: -65.5MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 415.2MB. Free memory is still 188.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.1s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 8.6s. Construction of modules took 0.2s. Büchi inclusion checks took 4.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.8s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11312 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11306 mSDsluCounter, 18722 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10171 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 8551 mSDtfsCounter, 279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital60 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf118 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 38ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 26 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 11:07:23,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 11:07:23,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bd07b85-481e-499f-a8b4-2b10ac17a50f/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE