./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be --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 1d8908adfa5a1758f016a2fa64af2c05db2b3cc5d1fb9ac5b8aa70e5689b8434 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:21:40,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:21:40,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:21:40,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:21:40,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:21:40,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:21:40,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:21:40,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:21:40,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:21:40,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:21:40,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:21:40,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:21:40,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:21:40,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:21:40,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:21:40,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:21:40,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:21:40,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:21:40,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:21:40,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:21:40,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:21:40,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:21:40,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:21:40,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:21:40,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:21:40,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:21:40,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:21:40,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:21:40,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:21:40,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:21:40,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:21:40,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:21:40,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:21:40,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:21:40,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:21:40,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:21:40,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:21:40,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:21:40,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:21:40,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:21:40,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:21:40,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 20:21:40,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:21:40,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:21:40,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:21:40,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:21:40,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:21:40,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:21:40,758 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:21:40,758 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:21:40,759 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:21:40,759 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:21:40,759 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:21:40,760 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:21:40,760 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:21:40,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:21:40,760 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:21:40,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:21:40,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:21:40,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:21:40,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:21:40,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:21:40,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:21:40,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:21:40,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:21:40,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:21:40,762 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:21:40,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:21:40,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:21:40,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:21:40,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:21:40,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:21:40,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:21:40,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:21:40,765 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:21:40,765 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_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d8908adfa5a1758f016a2fa64af2c05db2b3cc5d1fb9ac5b8aa70e5689b8434 [2021-10-21 20:21:41,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:21:41,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:21:41,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:21:41,093 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:21:41,095 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:21:41,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c [2021-10-21 20:21:41,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/data/d4716bc98/1848e8e8dabd47a3b65b1625cf7df394/FLAG4777f4b30 [2021-10-21 20:21:41,935 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:21:41,935 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c [2021-10-21 20:21:41,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/data/d4716bc98/1848e8e8dabd47a3b65b1625cf7df394/FLAG4777f4b30 [2021-10-21 20:21:42,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/data/d4716bc98/1848e8e8dabd47a3b65b1625cf7df394 [2021-10-21 20:21:42,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:21:42,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:21:42,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:21:42,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:21:42,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:21:42,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:42,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f87beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42, skipping insertion in model container [2021-10-21 20:21:42,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:42,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:21:42,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:21:42,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c[72622,72635] [2021-10-21 20:21:42,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:21:42,847 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:21:42,943 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/sv-benchmarks/c/product-lines/email_spec7_productSimulator.cil.c[72622,72635] [2021-10-21 20:21:42,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:21:42,993 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:21:42,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42 WrapperNode [2021-10-21 20:21:42,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:21:42,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:21:42,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:21:42,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:21:43,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:43,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:48,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:21:48,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:21:48,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:21:48,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:21:48,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:48,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:49,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:49,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:51,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:51,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:52,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:52,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:21:52,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:21:52,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:21:52,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:21:52,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (1/1) ... [2021-10-21 20:21:52,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:21:52,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:21:52,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:21:52,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:21:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-21 20:21:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:21:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:21:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:21:52,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:22:34,763 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:22:34,764 INFO L299 CfgBuilder]: Removed 36507 assume(true) statements. [2021-10-21 20:22:34,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:22:34 BoogieIcfgContainer [2021-10-21 20:22:34,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:22:34,801 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:22:34,801 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:22:34,805 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:22:34,806 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:22:34,806 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:21:42" (1/3) ... [2021-10-21 20:22:34,808 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@632fdcac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:22:34, skipping insertion in model container [2021-10-21 20:22:34,808 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:22:34,808 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:21:42" (2/3) ... [2021-10-21 20:22:34,809 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@632fdcac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:22:34, skipping insertion in model container [2021-10-21 20:22:34,809 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:22:34,809 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:22:34" (3/3) ... [2021-10-21 20:22:34,815 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec7_productSimulator.cil.c [2021-10-21 20:22:34,880 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:22:34,881 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:22:34,881 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:22:34,881 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:22:34,881 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:22:34,881 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:22:34,882 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:22:34,882 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:22:35,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35220 states, 35219 states have (on average 1.6035378630852666) internal successors, (56475), 35219 states have internal predecessors, (56475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:36,073 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-21 20:22:36,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:22:36,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:22:36,088 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:36,088 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:36,088 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:22:36,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35220 states, 35219 states have (on average 1.6035378630852666) internal successors, (56475), 35219 states have internal predecessors, (56475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:36,873 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-21 20:22:36,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:22:36,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:22:36,885 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:36,885 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:36,901 INFO L791 eck$LassoCheckResult]: Stem: 24800#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(10);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(34);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(20);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(22);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(44);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(11);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(19);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string63.base, #t~string63.offset, 1);call write~init~int(100, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(10, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(100, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(10, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(12);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(18);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(16);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(21);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(13);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(16);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(25);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(115, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(9);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(30);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(9);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(25);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(30);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(9);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 22010#L-1true havoc main_#res;havoc main_#t~ret58, main_~retValue_acc~16, main_~tmp~13;havoc main_~retValue_acc~16;havoc main_~tmp~13;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 9291#L3000true havoc select_features_#t~ret119, select_features_#t~ret120, select_features_#t~ret121, select_features_#t~ret122, select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 2762#L2973true select_features_#t~ret119 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret119;havoc select_features_#t~ret119;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 17329#L2973-1true select_features_#t~ret120 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret120;havoc select_features_#t~ret120;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 29049#L2973-2true select_features_#t~ret121 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret121;havoc select_features_#t~ret121;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 5361#L2973-3true select_features_#t~ret122 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret122;havoc select_features_#t~ret122;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 5212#L2973-4true select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 24253#L2973-5true select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret124;havoc select_features_#t~ret124;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 17276#L2973-6true select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret125;havoc select_features_#t~ret125;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 5074#L2973-7true select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret126;havoc select_features_#t~ret126; 10256#L2992true havoc valid_product_#res;havoc valid_product_~retValue_acc~40, valid_product_~tmp~24;havoc valid_product_~retValue_acc~40;havoc valid_product_~tmp~24; 12135#L3008true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 21144#L3011true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~24 := 0; 12147#L3011-1true valid_product_~retValue_acc~40 := valid_product_~tmp~24;valid_product_#res := valid_product_~retValue_acc~40; 18963#L3068true main_#t~ret58 := valid_product_#res;main_~tmp~13 := main_#t~ret58;havoc main_#t~ret58; 5857#L1260true assume 0 != main_~tmp~13;havoc setup_#t~nondet53, setup_#t~nondet55, setup_#t~nondet57, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 30885#L1104true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 4780#L2683-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 4410#L2689-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string52.base, #t~string52.offset;havoc setup_#t~nondet53;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 30879#L1142true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 8690#L2683-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 15407#L2689-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 31041#L1180true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 28768#L2683-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 13053#L2689-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57; 23470#L1247true havoc test_#t~nondet107, test_#t~nondet108, test_#t~nondet109, test_#t~nondet110, test_#t~nondet111, test_#t~nondet112, test_#t~nondet113, test_#t~nondet114, test_#t~nondet115, test_#t~nondet116, test_#t~nondet117, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~23, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~23;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 13598#L2931-1true [2021-10-21 20:22:36,902 INFO L793 eck$LassoCheckResult]: Loop: 13598#L2931-1true assume !false; 34569#L2740true assume test_~splverifierCounter~0 < 4; 34632#L2741true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 5766#L2747true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet107;havoc test_#t~nondet107; 30887#L2751true assume 0 != test_~tmp___9~0; 4999#L2752true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 3011#L2752-1true test_~op1~0 := 1; 13598#L2931-1true [2021-10-21 20:22:36,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:36,912 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-21 20:22:36,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:36,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496007385] [2021-10-21 20:22:36,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:36,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:37,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:22:37,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496007385] [2021-10-21 20:22:37,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496007385] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:22:37,411 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:22:37,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:22:37,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622059676] [2021-10-21 20:22:37,429 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 20:22:37,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:37,431 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-21 20:22:37,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:37,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500870252] [2021-10-21 20:22:37,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:37,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:37,451 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:22:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:37,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:22:37,565 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:37,566 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:37,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:37,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:37,567 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:22:37,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:37,568 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:37,568 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:37,568 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration1_Loop [2021-10-21 20:22:37,568 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:37,569 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:37,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,684 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:37,685 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:22:37,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:37,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:37,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:37,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:37,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:37,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:22:37,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:22:37,742 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0=3, ULTIMATE.start_test_#t~nondet107=3} Honda state: {ULTIMATE.start_test_~tmp___9~0=3, ULTIMATE.start_test_#t~nondet107=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:22:37,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-21 20:22:37,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:37,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:37,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:37,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:22:37,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:37,847 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:37,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 20:22:37,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:37,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:37,891 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:37,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:22:37,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:22:37,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:37,925 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:22:37,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:37,952 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:37,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:37,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:37,953 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:37,953 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:22:37,953 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:37,953 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:37,953 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:37,953 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration1_Loop [2021-10-21 20:22:37,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:37,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:37,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:37,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:38,060 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:38,064 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:22:38,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:38,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:38,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:38,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:22:38,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:38,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:38,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:38,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:38,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:22:38,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:38,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:22:38,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:38,182 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:22:38,185 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 20:22:38,185 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 20:22:38,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:38,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:38,202 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:38,218 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:22:38,218 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 20:22:38,219 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:22:38,220 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2021-10-21 20:22:38,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:22:38,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:38,258 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 20:22:38,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:38,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:22:38,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:38,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:22:38,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:38,752 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 20:22:38,797 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 35220 states, 35219 states have (on average 1.6035378630852666) internal successors, (56475), 35219 states have internal predecessors, (56475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:39,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:44,515 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 35220 states, 35219 states have (on average 1.6035378630852666) internal successors, (56475), 35219 states have internal predecessors, (56475), 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 175471 states and 281120 transitions. Complement of second has 7 states. [2021-10-21 20:22:44,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 20:22:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:45,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 168612 transitions. [2021-10-21 20:22:45,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168612 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-21 20:22:45,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:45,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168612 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-21 20:22:45,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:45,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168612 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-21 20:22:45,066 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:45,067 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 175471 states and 281120 transitions. [2021-10-21 20:22:46,314 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-21 20:22:46,330 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 175471 states to 990 states and 1812 transitions. [2021-10-21 20:22:46,331 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-21 20:22:46,333 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-21 20:22:46,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-21 20:22:46,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:22:46,336 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-21 20:22:46,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-21 20:22:46,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-21 20:22:46,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.8216216216216217) internal successors, (1011), 554 states have internal predecessors, (1011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-21 20:22:46,437 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-21 20:22:46,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:22:46,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:22:46,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:22:46,444 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:46,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:22:46,533 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-21 20:22:46,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:22:46,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-21 20:22:46,537 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-21 20:22:46,544 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-21 20:22:46,544 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-21 20:22:46,546 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-21 20:22:46,546 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-21 20:22:46,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:22:46,548 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 20:22:46,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-21 20:22:46,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-21 20:22:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.809009009009009) internal successors, (1004), 554 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-21 20:22:46,570 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 20:22:46,570 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 20:22:46,570 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:22:46,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-21 20:22:46,572 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-21 20:22:46,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:22:46,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:22:46,575 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:46,575 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:46,575 INFO L791 eck$LassoCheckResult]: Stem: 212487#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(10);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(34);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(20);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(22);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(44);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(11);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(19);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string63.base, #t~string63.offset, 1);call write~init~int(100, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(10, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(100, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(10, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(12);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(18);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(16);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(21);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(13);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(16);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(25);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(115, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(9);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(30);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(9);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(25);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(30);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(9);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 212423#L-1 havoc main_#res;havoc main_#t~ret58, main_~retValue_acc~16, main_~tmp~13;havoc main_~retValue_acc~16;havoc main_~tmp~13;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 212398#L3000 havoc select_features_#t~ret119, select_features_#t~ret120, select_features_#t~ret121, select_features_#t~ret122, select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212399#L2973 select_features_#t~ret119 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret119;havoc select_features_#t~ret119;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212350#L2973-1 select_features_#t~ret120 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret120;havoc select_features_#t~ret120;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212329#L2973-2 select_features_#t~ret121 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret121;havoc select_features_#t~ret121;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212330#L2973-3 select_features_#t~ret122 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret122;havoc select_features_#t~ret122;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212338#L2973-4 select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212440#L2973-5 select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret124;havoc select_features_#t~ret124;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212260#L2973-6 select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret125;havoc select_features_#t~ret125;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 212261#L2973-7 select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret126;havoc select_features_#t~ret126; 212036#L2992 havoc valid_product_#res;havoc valid_product_~retValue_acc~40, valid_product_~tmp~24;havoc valid_product_~retValue_acc~40;havoc valid_product_~tmp~24; 212037#L3008 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 212249#L3012 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 211963#L3017 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 211964#L3022 assume 0 == ~__SELECTED_FEATURE_Sign~0; 212263#L3027 assume 0 == ~__SELECTED_FEATURE_Verify~0; 212270#L3032 assume 0 == ~__SELECTED_FEATURE_Sign~0; 212113#L3037 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~24 := 1; 212114#L3011-1 valid_product_~retValue_acc~40 := valid_product_~tmp~24;valid_product_#res := valid_product_~retValue_acc~40; 212376#L3068 main_#t~ret58 := valid_product_#res;main_~tmp~13 := main_#t~ret58;havoc main_#t~ret58; 212163#L1260 assume 0 != main_~tmp~13;havoc setup_#t~nondet53, setup_#t~nondet55, setup_#t~nondet57, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 212164#L1104 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 212197#L2683-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 212021#L2689-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string52.base, #t~string52.offset;havoc setup_#t~nondet53;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 212024#L1142 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 212198#L2683-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 211967#L2689-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 212272#L1180 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 212373#L2683-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 212220#L2689-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57; 212474#L1247 havoc test_#t~nondet107, test_#t~nondet108, test_#t~nondet109, test_#t~nondet110, test_#t~nondet111, test_#t~nondet112, test_#t~nondet113, test_#t~nondet114, test_#t~nondet115, test_#t~nondet116, test_#t~nondet117, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~23, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~23;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 212475#L2931-1 assume !false; 212321#L2740 [2021-10-21 20:22:46,576 INFO L793 eck$LassoCheckResult]: Loop: 212321#L2740 assume test_~splverifierCounter~0 < 4; 212322#L2741 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 212403#L2747 assume !(0 == test_~op1~0); 212464#L2764 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet108;havoc test_#t~nondet108; 212119#L2769 assume 0 != test_~tmp___8~0; 212121#L2770 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 212039#L2770-1 test_~op2~0 := 1; 211957#L2931-1 assume !false; 212321#L2740 [2021-10-21 20:22:46,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:46,577 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-21 20:22:46,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:46,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602318631] [2021-10-21 20:22:46,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:46,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:46,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:22:46,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602318631] [2021-10-21 20:22:46,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602318631] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:22:46,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:22:46,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:22:46,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534098524] [2021-10-21 20:22:46,755 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 20:22:46,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:46,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-21 20:22:46,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:46,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760219117] [2021-10-21 20:22:46,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:46,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:46,764 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:22:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:46,778 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:22:46,835 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:46,835 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:46,835 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:46,836 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:46,836 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:22:46,839 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:46,839 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:46,839 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:46,840 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration2_Loop [2021-10-21 20:22:46,840 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:46,841 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:46,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:46,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:46,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:46,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:46,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:46,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:46,953 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:22:46,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:46,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:46,954 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:46,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:46,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:46,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:22:47,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:47,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:47,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:47,027 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:47,037 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:22:47,038 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:47,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:22:47,062 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:22:47,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:47,095 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:47,095 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:47,095 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:47,095 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:47,095 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:22:47,095 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:47,095 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:47,096 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:47,096 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration2_Loop [2021-10-21 20:22:47,096 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:47,096 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:47,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:47,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:47,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:47,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:47,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:47,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:47,196 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:22:47,196 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:47,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:47,197 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:47,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:47,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:47,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:47,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:47,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:22:47,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:47,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:22:47,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:47,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:22:47,254 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:22:47,257 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 20:22:47,258 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 20:22:47,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:47,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:47,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:47,261 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:22:47,261 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 20:22:47,261 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:22:47,261 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-21 20:22:47,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:22:47,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:47,299 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 20:22:47,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:47,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:22:47,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:47,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:22:47,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:47,626 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 20:22:47,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:47,778 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2006 states and 3673 transitions. Complement of second has 6 states. [2021-10-21 20:22:47,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 20:22:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:47,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-21 20:22:47,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-21 20:22:47,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:47,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-21 20:22:47,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:47,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-21 20:22:47,783 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:47,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-21 20:22:47,791 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-21 20:22:47,808 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-21 20:22:47,808 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-21 20:22:47,809 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-21 20:22:47,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-21 20:22:47,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:22:47,812 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-21 20:22:47,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-21 20:22:47,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-21 20:22:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8229066410009624) internal successors, (1894), 1038 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-21 20:22:47,842 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-21 20:22:47,843 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:22:47,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:22:47,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:22:47,844 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:48,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:22:48,277 INFO L93 Difference]: Finished difference Result 1039 states and 1893 transitions. [2021-10-21 20:22:48,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:22:48,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1893 transitions. [2021-10-21 20:22:48,282 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-21 20:22:48,290 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1893 transitions. [2021-10-21 20:22:48,290 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-21 20:22:48,291 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-21 20:22:48,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1893 transitions. [2021-10-21 20:22:48,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:22:48,291 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-21 20:22:48,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1893 transitions. [2021-10-21 20:22:48,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-21 20:22:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.821944177093359) internal successors, (1893), 1038 states have internal predecessors, (1893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:48,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1893 transitions. [2021-10-21 20:22:48,315 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-21 20:22:48,315 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1893 transitions. [2021-10-21 20:22:48,315 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 20:22:48,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1893 transitions. [2021-10-21 20:22:48,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-21 20:22:48,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:22:48,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:22:48,320 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:48,320 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:22:48,320 INFO L791 eck$LassoCheckResult]: Stem: 217287#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(10);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(34);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(20);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(22);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(44);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(11);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(19);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string63.base, #t~string63.offset, 1);call write~init~int(100, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(10, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string66.base, #t~string66.offset, 1);call write~init~int(100, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(10, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(12);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(18);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(16);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(21);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(13);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(16);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(25);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(115, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(9);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(21);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(30);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(9);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(25);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(30);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(9);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 217214#L-1 havoc main_#res;havoc main_#t~ret58, main_~retValue_acc~16, main_~tmp~13;havoc main_~retValue_acc~16;havoc main_~tmp~13;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 217187#L3000 havoc select_features_#t~ret119, select_features_#t~ret120, select_features_#t~ret121, select_features_#t~ret122, select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217188#L2973 select_features_#t~ret119 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret119;havoc select_features_#t~ret119;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217136#L2973-1 select_features_#t~ret120 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret120;havoc select_features_#t~ret120;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217117#L2973-2 select_features_#t~ret121 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret121;havoc select_features_#t~ret121;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217118#L2973-3 select_features_#t~ret122 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret122;havoc select_features_#t~ret122;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217126#L2973-4 select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217231#L2973-5 select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret124;havoc select_features_#t~ret124;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217048#L2973-6 select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret125;havoc select_features_#t~ret125;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet118, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet118;havoc select_one_#t~nondet118;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 217049#L2973-7 select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret126;havoc select_features_#t~ret126; 216823#L2992 havoc valid_product_#res;havoc valid_product_~retValue_acc~40, valid_product_~tmp~24;havoc valid_product_~retValue_acc~40;havoc valid_product_~tmp~24; 216824#L3008 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 217037#L3012 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 216749#L3017 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 216750#L3022 assume 0 == ~__SELECTED_FEATURE_Sign~0; 217051#L3027 assume !(0 == ~__SELECTED_FEATURE_Verify~0); 217249#L3031 assume 0 != ~__SELECTED_FEATURE_Sign~0; 217058#L3032 assume 0 == ~__SELECTED_FEATURE_Sign~0; 216899#L3037 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~24 := 1; 216900#L3011-1 valid_product_~retValue_acc~40 := valid_product_~tmp~24;valid_product_#res := valid_product_~retValue_acc~40; 217164#L3068 main_#t~ret58 := valid_product_#res;main_~tmp~13 := main_#t~ret58;havoc main_#t~ret58; 216950#L1260 assume 0 != main_~tmp~13;havoc setup_#t~nondet53, setup_#t~nondet55, setup_#t~nondet57, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 216951#L1104 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 216985#L2683-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 216808#L2689-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string52.base, #t~string52.offset;havoc setup_#t~nondet53;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 216811#L1142 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 216986#L2683-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 216753#L2689-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 217060#L1180 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 217160#L2683-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 217008#L2689-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57; 217266#L1247 havoc test_#t~nondet107, test_#t~nondet108, test_#t~nondet109, test_#t~nondet110, test_#t~nondet111, test_#t~nondet112, test_#t~nondet113, test_#t~nondet114, test_#t~nondet115, test_#t~nondet116, test_#t~nondet117, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~23, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~23;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 217267#L2931-1 assume !false; 217349#L2740 assume test_~splverifierCounter~0 < 4; 217192#L2741 [2021-10-21 20:22:48,320 INFO L793 eck$LassoCheckResult]: Loop: 217192#L2741 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 217193#L2747 assume !(0 == test_~op1~0); 217255#L2764 assume !(0 == test_~op2~0); 216906#L2782 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet109;havoc test_#t~nondet109; 216910#L2787 assume 0 != test_~tmp___7~0; 217137#L2788 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 217023#L2788-1 test_~op3~0 := 1; 216743#L2931-1 assume !false; 217274#L2740 assume test_~splverifierCounter~0 < 4; 217192#L2741 [2021-10-21 20:22:48,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:48,321 INFO L82 PathProgramCache]: Analyzing trace with hash -274677724, now seen corresponding path program 1 times [2021-10-21 20:22:48,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:48,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790102342] [2021-10-21 20:22:48,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:48,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:48,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:22:48,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790102342] [2021-10-21 20:22:48,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790102342] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:22:48,386 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:22:48,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:22:48,386 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607805817] [2021-10-21 20:22:48,387 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 20:22:48,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:48,387 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-21 20:22:48,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:22:48,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262864024] [2021-10-21 20:22:48,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:22:48,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:22:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:48,396 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:22:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:22:48,410 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:22:48,460 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:48,460 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:48,460 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:48,460 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:48,460 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:22:48,460 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,461 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:48,461 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:48,461 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration3_Loop [2021-10-21 20:22:48,461 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:48,461 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:48,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,565 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:48,565 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:22:48,565 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:48,570 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:48,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:48,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:48,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:22:48,593 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:22:48,593 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:22:48,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:48,626 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:48,630 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:48,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:48,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:48,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:22:48,666 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:22:48,666 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0=4} Honda state: {ULTIMATE.start_test_~op1~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:22:48,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:48,702 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:48,703 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:48,709 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:48,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:48,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:22:48,734 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:22:48,734 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet109=7, ULTIMATE.start_test_~tmp___7~0=7} Honda state: {ULTIMATE.start_test_#t~nondet109=7, ULTIMATE.start_test_~tmp___7~0=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:22:48,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:48,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:48,771 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:48,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:22:48,775 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:48,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:22:48,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-21 20:22:48,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:48,831 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:48,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:22:48,842 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:22:48,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:22:48,978 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:22:48,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:48,985 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:22:48,985 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:22:48,985 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:22:48,986 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:22:48,986 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:22:48,986 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:48,986 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:22:48,986 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:22:48,986 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator.cil.c_Iteration3_Loop [2021-10-21 20:22:48,986 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:22:48,986 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:22:48,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:48,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:49,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:49,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:49,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:22:49,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:22:49,085 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:22:49,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:49,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:49,086 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:49,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:22:49,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:49,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:49,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:49,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:49,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:22:49,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:49,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:22:49,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:49,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:22:49,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:49,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:49,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:49,151 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:49,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:49,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:49,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:49,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:49,165 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:22:49,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:49,166 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:22:49,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:49,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:22:49,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:22:49,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:49,214 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:49,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:49,218 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:49,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:49,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:49,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:49,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:49,235 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:22:49,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:49,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:22:49,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:49,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:22:49,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:22:49,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:49,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:49,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:49,296 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:49,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:22:49,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:22:49,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:22:49,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:22:49,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:22:49,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:22:49,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:22:49,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:22:49,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:22:49,338 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:22:49,340 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 20:22:49,340 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 20:22:49,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:22:49,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:22:49,354 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:22:49,367 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:22:49,367 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 20:22:49,368 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:22:49,368 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2021-10-21 20:22:49,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:22:49,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:49,406 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 20:22:49,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:22:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:49,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:22:49,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:22:49,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:22:49,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:22:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:22:49,747 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 20:22:49,748 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1893 transitions. cyclomatic complexity: 858 Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:49,838 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1893 transitions. cyclomatic complexity: 858. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2228 states and 4084 transitions. Complement of second has 4 states. [2021-10-21 20:22:49,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:22:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 600 transitions. [2021-10-21 20:22:49,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 35 letters. Loop has 9 letters. [2021-10-21 20:22:49,840 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:49,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 44 letters. Loop has 9 letters. [2021-10-21 20:22:49,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:49,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 600 transitions. Stem has 35 letters. Loop has 18 letters. [2021-10-21 20:22:49,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:22:49,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4084 transitions. [2021-10-21 20:22:49,851 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:22:49,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-21 20:22:49,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:22:49,851 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:22:49,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:22:49,851 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:22:49,852 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:22:49,852 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:22:49,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:22:49,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:22:49,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:22:49,853 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:22:49,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:22:49,853 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-21 20:22:49,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:22:49,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-21 20:22:49,853 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:22:49,854 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:22:49,854 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:22:49,854 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:22:49,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:22:49,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:22:49,854 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:22:49,854 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:22:49,854 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:22:49,855 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 20:22:49,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:22:49,855 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:22:49,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:22:49,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:22:49 BoogieIcfgContainer [2021-10-21 20:22:49,861 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:22:49,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:22:49,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:22:49,861 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:22:49,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:22:34" (3/4) ... [2021-10-21 20:22:49,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:22:49,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:22:49,867 INFO L168 Benchmark]: Toolchain (without parser) took 67804.71 ms. Allocated memory was 100.7 MB in the beginning and 8.7 GB in the end (delta: 8.6 GB). Free memory was 63.4 MB in the beginning and 6.8 GB in the end (delta: -6.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,873 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory was 72.7 MB in the beginning and 72.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:22:49,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 929.92 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 46.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 5625.98 ms. Allocated memory was 100.7 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 46.7 MB in the beginning and 982.8 MB in the end (delta: -936.1 MB). Peak memory consumption was 506.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,876 INFO L168 Benchmark]: Boogie Preprocessor took 4292.39 ms. Allocated memory was 1.3 GB in the beginning and 3.8 GB in the end (delta: 2.5 GB). Free memory was 982.8 MB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 390.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,880 INFO L168 Benchmark]: RCFGBuilder took 41885.38 ms. Allocated memory was 3.8 GB in the beginning and 8.7 GB in the end (delta: 4.9 GB). Free memory was 3.2 GB in the beginning and 7.8 GB in the end (delta: -4.6 GB). Peak memory consumption was 721.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,880 INFO L168 Benchmark]: BuchiAutomizer took 15059.50 ms. Allocated memory is still 8.7 GB. Free memory was 7.8 GB in the beginning and 6.8 GB in the end (delta: 932.2 MB). Peak memory consumption was 932.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:22:49,883 INFO L168 Benchmark]: Witness Printer took 3.97 ms. Allocated memory is still 8.7 GB. Free memory is still 6.8 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:22:49,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory was 72.7 MB in the beginning and 72.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 929.92 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 46.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 5625.98 ms. Allocated memory was 100.7 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 46.7 MB in the beginning and 982.8 MB in the end (delta: -936.1 MB). Peak memory consumption was 506.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4292.39 ms. Allocated memory was 1.3 GB in the beginning and 3.8 GB in the end (delta: 2.5 GB). Free memory was 982.8 MB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 390.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 41885.38 ms. Allocated memory was 3.8 GB in the beginning and 8.7 GB in the end (delta: 4.9 GB). Free memory was 3.2 GB in the beginning and 7.8 GB in the end (delta: -4.6 GB). Peak memory consumption was 721.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15059.50 ms. Allocated memory is still 8.7 GB. Free memory was 7.8 GB in the beginning and 6.8 GB in the end (delta: 932.2 MB). Peak memory consumption was 932.2 MB. Max. memory is 16.1 GB. * Witness Printer took 3.97 ms. Allocated memory is still 8.7 GB. Free memory is still 6.8 GB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function 5 + -2 * splverifierCounter and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.4s. Büchi inclusion checks took 7.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 141.9ms AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.3s Buchi closure took 0.0s. Biggest automaton had 1039 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 115491 SDtfs, 114984 SDslu, 172467 SDs, 0 SdLazy, 36 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 436.3ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:22:49,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:50,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 20:22:50,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74de81ea-77f3-461b-8ac1-1aa5f6f3e94c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...