./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b874c7ae88f1b18d69b67ffc194fd453f07c437ad434b3d3b7312d25946d05f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:19:18,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:19:18,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:19:18,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:19:18,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:19:18,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:19:18,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:19:18,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:19:18,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:19:18,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:19:18,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:19:18,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:19:18,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:19:18,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:19:18,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:19:18,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:19:18,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:19:18,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:19:18,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:19:18,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:19:18,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:19:18,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:19:18,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:19:18,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:19:18,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:19:18,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:19:18,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:19:18,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:19:18,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:19:18,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:19:18,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:19:18,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:19:18,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:19:18,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:19:18,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:19:18,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:19:18,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:19:18,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:19:18,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:19:18,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:19:18,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:19:18,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 12:19:18,167 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:19:18,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:19:18,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:19:18,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:19:18,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:19:18,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:19:18,173 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:19:18,173 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 12:19:18,174 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 12:19:18,174 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 12:19:18,175 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 12:19:18,175 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 12:19:18,176 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 12:19:18,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:19:18,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:19:18,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:19:18,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:19:18,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:19:18,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:19:18,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 12:19:18,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 12:19:18,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 12:19:18,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:19:18,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:19:18,179 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 12:19:18,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:19:18,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 12:19:18,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:19:18,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:19:18,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:19:18,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:19:18,182 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 12:19:18,183 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_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b874c7ae88f1b18d69b67ffc194fd453f07c437ad434b3d3b7312d25946d05f [2022-11-20 12:19:18,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:19:18,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:19:18,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:19:18,568 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:19:18,569 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:19:18,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2022-11-20 12:19:21,728 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:19:22,056 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:19:22,056 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2022-11-20 12:19:22,085 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/data/8f35706f8/37f31d8f491143039af2299ee8d941da/FLAGcebacf1e5 [2022-11-20 12:19:22,099 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/data/8f35706f8/37f31d8f491143039af2299ee8d941da [2022-11-20 12:19:22,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:19:22,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:19:22,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:19:22,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:19:22,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:19:22,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:19:22" (1/1) ... [2022-11-20 12:19:22,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338c44ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:22, skipping insertion in model container [2022-11-20 12:19:22,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:19:22" (1/1) ... [2022-11-20 12:19:22,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:19:22,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:19:22,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/sv-benchmarks/c/product-lines/email_spec11_product32.cil.c[45976,45989] [2022-11-20 12:19:22,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:19:22,925 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:19:23,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/sv-benchmarks/c/product-lines/email_spec11_product32.cil.c[45976,45989] [2022-11-20 12:19:23,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:19:23,107 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:19:23,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23 WrapperNode [2022-11-20 12:19:23,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:19:23,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:19:23,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:19:23,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:19:23,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,330 INFO L138 Inliner]: procedures = 134, calls = 236, calls flagged for inlining = 143, calls inlined = 346, statements flattened = 5241 [2022-11-20 12:19:23,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:19:23,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:19:23,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:19:23,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:19:23,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:19:23,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:19:23,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:19:23,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:19:23,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (1/1) ... [2022-11-20 12:19:23,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:23,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:23,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:23,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 12:19:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-20 12:19:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:19:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:19:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:19:23,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:19:23,857 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:19:23,866 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:19:26,407 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:19:26,424 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:19:26,425 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:19:26,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:26 BoogieIcfgContainer [2022-11-20 12:19:26,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:19:26,429 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 12:19:26,429 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 12:19:26,433 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 12:19:26,434 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:19:26,434 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:19:22" (1/3) ... [2022-11-20 12:19:26,435 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f9ac5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:19:26, skipping insertion in model container [2022-11-20 12:19:26,435 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:19:26,435 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:19:23" (2/3) ... [2022-11-20 12:19:26,435 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f9ac5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:19:26, skipping insertion in model container [2022-11-20 12:19:26,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:19:26,436 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:26" (3/3) ... [2022-11-20 12:19:26,437 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec11_product32.cil.c [2022-11-20 12:19:26,527 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 12:19:26,527 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 12:19:26,527 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 12:19:26,527 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 12:19:26,527 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 12:19:26,528 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 12:19:26,528 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 12:19:26,528 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 12:19:26,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1164 states, 1163 states have (on average 1.6784178847807394) internal successors, (1952), 1163 states have internal predecessors, (1952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:26,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-11-20 12:19:26,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:19:26,605 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:19:26,614 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:26,614 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:26,615 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 12:19:26,618 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1164 states, 1163 states have (on average 1.6784178847807394) internal successors, (1952), 1163 states have internal predecessors, (1952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:26,646 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-11-20 12:19:26,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:19:26,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:19:26,661 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:26,664 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:26,678 INFO L748 eck$LassoCheckResult]: Stem: 567#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(12, 13);call #Ultimate.allocInit(10, 14);call #Ultimate.allocInit(18, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(13, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(4, 33);call write~init~int(37, 33, 0, 1);call write~init~int(115, 33, 1, 1);call write~init~int(10, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(34, 35);call #Ultimate.allocInit(30, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(20, 38);call #Ultimate.allocInit(22, 39);call #Ultimate.allocInit(20, 40);~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 1066#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret14#1, main_~retValue_acc~17#1, main_~tmp~3#1;havoc main_~retValue_acc~17#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 705#L1472true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 338#L1465true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~19#1;havoc valid_product_~retValue_acc~19#1;valid_product_~retValue_acc~19#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~19#1; 485#L1480true main_#t~ret14#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret14#1;havoc main_#t~ret14#1; 1053#L1303true assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet11#1, setup_#t~nondet12#1, setup_#t~nondet13#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 1082#L1112true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 314#L1118-2true assume { :end_inline_setClientId } true; 216#L1180true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 304#L677true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 54#L683-2true assume { :end_inline_setClientPrivateKey } true; 213#L1191true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet11#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 677#L1112-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 979#L1118-5true assume { :end_inline_setClientId } true; 530#L1201true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 221#L677-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 640#L683-5true assume { :end_inline_setClientPrivateKey } true; 726#L1212true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet12#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 871#L1112-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 918#L1118-8true assume { :end_inline_setClientId } true; 199#L1222true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 286#L677-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 1013#L683-8true assume { :end_inline_setClientPrivateKey } true; 659#L1233true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet13#1; 870#L1290true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet102#1, test_#t~nondet103#1, test_#t~nondet104#1, test_#t~nondet105#1, test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~25#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~25#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 778#L3034-1true [2022-11-20 12:19:26,678 INFO L750 eck$LassoCheckResult]: Loop: 778#L3034-1true assume !false; 1005#L2886true assume test_~splverifierCounter~0#1 < 4; 302#L2887true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 684#L2893true assume !(0 == test_~op1~0#1); 967#L2906true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet103#1;havoc test_#t~nondet103#1; 152#L2911true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 382#L630true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 1133#L636-2true assume { :end_inline_setClientAutoResponse } true; 786#L1433true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 778#L3034-1true [2022-11-20 12:19:26,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:26,686 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-20 12:19:26,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:26,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491093918] [2022-11-20 12:19:26,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:26,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:27,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:19:27,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491093918] [2022-11-20 12:19:27,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491093918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:27,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:27,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:27,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143492704] [2022-11-20 12:19:27,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:27,152 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 12:19:27,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:27,153 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-20 12:19:27,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:27,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153831765] [2022-11-20 12:19:27,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:27,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:27,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:19:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:27,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:19:27,297 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:27,297 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:27,298 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:27,298 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:27,298 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:19:27,298 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,298 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:27,298 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:27,299 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration1_Loop [2022-11-20 12:19:27,299 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:27,299 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:27,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,542 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:27,542 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:19:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:27,570 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:27,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 12:19:27,632 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:27,632 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:27,676 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:27,676 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:27,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:27,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:27,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:27,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 12:19:27,699 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:27,702 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:27,729 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:27,729 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=-4, ULTIMATE.start_test_#t~nondet103#1=-4} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=-4, ULTIMATE.start_test_#t~nondet103#1=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:27,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:27,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:27,737 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:27,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:27,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:27,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 12:19:27,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:27,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:27,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:27,796 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:19:27,796 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:27,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 12:19:27,827 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:19:27,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:27,836 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:27,837 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:27,837 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:27,837 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:27,837 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:19:27,837 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:27,837 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:27,837 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:27,837 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration1_Loop [2022-11-20 12:19:27,837 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:27,838 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:27,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:27,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:28,001 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:19:28,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:28,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:28,004 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:28,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:28,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:28,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:28,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:28,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:28,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:28,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:28,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:28,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 12:19:28,050 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:19:28,055 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:19:28,055 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 12:19:28,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:28,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:28,081 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:28,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 12:19:28,083 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:19:28,084 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:19:28,084 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:19:28,085 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-11-20 12:19:28,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:28,092 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:19:28,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:28,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:28,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:19:28,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:28,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:28,441 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 12:19:28,446 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1164 states, 1163 states have (on average 1.6784178847807394) internal successors, (1952), 1163 states have internal predecessors, (1952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:28,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:28,891 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1164 states, 1163 states have (on average 1.6784178847807394) internal successors, (1952), 1163 states have internal predecessors, (1952), 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 5377 states and 9003 transitions. Complement of second has 7 states. [2022-11-20 12:19:28,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 12:19:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5243 transitions. [2022-11-20 12:19:28,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5243 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-20 12:19:28,915 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:28,915 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5243 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-20 12:19:28,916 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:28,916 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5243 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-20 12:19:28,917 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:28,920 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5377 states and 9003 transitions. [2022-11-20 12:19:28,976 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-11-20 12:19:28,995 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5377 states to 1087 states and 1951 transitions. [2022-11-20 12:19:28,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 559 [2022-11-20 12:19:28,999 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 560 [2022-11-20 12:19:29,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1087 states and 1951 transitions. [2022-11-20 12:19:29,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:29,004 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1087 states and 1951 transitions. [2022-11-20 12:19:29,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states and 1951 transitions. [2022-11-20 12:19:29,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 566. [2022-11-20 12:19:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 566 states have (on average 1.784452296819788) internal successors, (1010), 565 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 1010 transitions. [2022-11-20 12:19:29,078 INFO L240 hiAutomatonCegarLoop]: Abstraction has 566 states and 1010 transitions. [2022-11-20 12:19:29,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:19:29,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:29,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:29,083 INFO L87 Difference]: Start difference. First operand 566 states and 1010 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:29,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:29,142 INFO L93 Difference]: Finished difference Result 1109 states and 1982 transitions. [2022-11-20 12:19:29,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1109 states and 1982 transitions. [2022-11-20 12:19:29,150 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 522 [2022-11-20 12:19:29,158 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1109 states to 1109 states and 1982 transitions. [2022-11-20 12:19:29,159 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 575 [2022-11-20 12:19:29,161 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 575 [2022-11-20 12:19:29,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1109 states and 1982 transitions. [2022-11-20 12:19:29,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:29,165 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1109 states and 1982 transitions. [2022-11-20 12:19:29,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states and 1982 transitions. [2022-11-20 12:19:29,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 565. [2022-11-20 12:19:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 565 states have (on average 1.7805309734513275) internal successors, (1006), 564 states have internal predecessors, (1006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:29,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 1006 transitions. [2022-11-20 12:19:29,191 INFO L240 hiAutomatonCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-11-20 12:19:29,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:29,193 INFO L428 stractBuchiCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-11-20 12:19:29,193 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 12:19:29,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 565 states and 1006 transitions. [2022-11-20 12:19:29,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-11-20 12:19:29,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:19:29,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:19:29,199 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:29,199 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:29,200 INFO L748 eck$LassoCheckResult]: Stem: 8904#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(12, 13);call #Ultimate.allocInit(10, 14);call #Ultimate.allocInit(18, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(13, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(4, 33);call write~init~int(37, 33, 0, 1);call write~init~int(115, 33, 1, 1);call write~init~int(10, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(34, 35);call #Ultimate.allocInit(30, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(20, 38);call #Ultimate.allocInit(22, 39);call #Ultimate.allocInit(20, 40);~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 8841#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret14#1, main_~retValue_acc~17#1, main_~tmp~3#1;havoc main_~retValue_acc~17#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 8736#L1472 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 8523#L1465 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~19#1;havoc valid_product_~retValue_acc~19#1;valid_product_~retValue_acc~19#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~19#1; 8524#L1480 main_#t~ret14#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret14#1;havoc main_#t~ret14#1; 8820#L1303 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet11#1, setup_#t~nondet12#1, setup_#t~nondet13#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8821#L1112 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8422#L1118-2 assume { :end_inline_setClientId } true; 8423#L1180 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8381#L677 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8382#L683-2 assume { :end_inline_setClientPrivateKey } true; 8501#L1191 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet11#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8667#L1112-2 assume !(1 == setClientId_~handle#1); 8451#L1115-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 8452#L1118-5 assume { :end_inline_setClientId } true; 8696#L1201 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8869#L677-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8573#L683-5 assume { :end_inline_setClientPrivateKey } true; 8574#L1212 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet12#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 8368#L1112-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8370#L1118-8 assume { :end_inline_setClientId } true; 8522#L1222 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 8832#L677-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8730#L683-8 assume { :end_inline_setClientPrivateKey } true; 8629#L1233 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet13#1; 8350#L1290 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet102#1, test_#t~nondet103#1, test_#t~nondet104#1, test_#t~nondet105#1, test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~25#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~25#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 8351#L3034-1 assume !false; 8747#L2886 [2022-11-20 12:19:29,200 INFO L750 eck$LassoCheckResult]: Loop: 8747#L2886 assume test_~splverifierCounter~0#1 < 4; 8377#L2887 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 8378#L2893 assume !(0 == test_~op1~0#1); 8668#L2906 assume !(0 == test_~op2~0#1); 8424#L2920 assume !(0 == test_~op3~0#1); 8425#L2934 assume !(0 == test_~op4~0#1); 8800#L2948 assume !(0 == test_~op5~0#1); 8504#L2962 assume 0 == test_~op6~0#1;test_~tmp___4~1#1 := test_#t~nondet107#1;havoc test_#t~nondet107#1; 8699#L2967 assume 0 != test_~tmp___4~1#1;test_~op6~0#1 := 1; 8463#L3034-1 assume !false; 8747#L2886 [2022-11-20 12:19:29,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:29,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-20 12:19:29,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:29,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721238085] [2022-11-20 12:19:29,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:29,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:29,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:19:29,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721238085] [2022-11-20 12:19:29,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721238085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:29,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:29,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 12:19:29,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240464599] [2022-11-20 12:19:29,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:29,414 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 12:19:29,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:29,415 INFO L85 PathProgramCache]: Analyzing trace with hash 892950433, now seen corresponding path program 1 times [2022-11-20 12:19:29,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:29,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193457871] [2022-11-20 12:19:29,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:29,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:29,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:19:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:29,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:19:29,522 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:29,522 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:29,522 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:29,522 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:29,523 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:19:29,523 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,523 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:29,523 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:29,523 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration2_Loop [2022-11-20 12:19:29,523 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:29,523 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:29,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,530 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,544 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,554 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,670 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:29,670 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:19:29,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:29,673 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:29,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 12:19:29,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:29,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:29,703 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:29,704 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:29,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-20 12:19:29,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:29,716 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:29,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 12:19:29,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:29,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:29,738 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:29,738 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:29,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:29,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:29,749 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:29,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 12:19:29,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:29,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:29,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-20 12:19:29,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:29,780 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:29,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:19:29,797 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:29,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 12:19:29,826 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:19:29,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:29,831 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:29,831 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:29,831 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:29,831 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:29,831 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:19:29,831 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,831 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:29,832 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:29,832 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration2_Loop [2022-11-20 12:19:29,832 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:29,832 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:29,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:29,969 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:29,970 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:19:29,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:29,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:29,971 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:29,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:29,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 12:19:29,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:29,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:29,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:29,997 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:29,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:29,998 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:29,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:30,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:30,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:30,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:30,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:30,018 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:30,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:30,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:30,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:30,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:30,039 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:30,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:30,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:30,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:30,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 12:19:30,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:30,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-11-20 12:19:30,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:30,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:30,061 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:30,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 12:19:30,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:30,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:30,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:30,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:30,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:30,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:30,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:30,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:30,095 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:19:30,098 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:19:30,098 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 12:19:30,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:30,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:30,103 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:30,107 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:19:30,108 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:19:30,108 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:19:30,108 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-11-20 12:19:30,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 12:19:30,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:30,115 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:19:30,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:30,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:30,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:30,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:19:30,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:30,391 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 12:19:30,391 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:30,478 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2153 states and 3867 transitions. Complement of second has 6 states. [2022-11-20 12:19:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 12:19:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1012 transitions. [2022-11-20 12:19:30,481 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-20 12:19:30,481 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:30,481 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-20 12:19:30,482 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:30,482 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-20 12:19:30,483 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:30,483 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2153 states and 3867 transitions. [2022-11-20 12:19:30,497 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-11-20 12:19:30,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2153 states to 2153 states and 3867 transitions. [2022-11-20 12:19:30,509 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2022-11-20 12:19:30,510 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-11-20 12:19:30,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2153 states and 3867 transitions. [2022-11-20 12:19:30,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:30,511 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2153 states and 3867 transitions. [2022-11-20 12:19:30,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states and 3867 transitions. [2022-11-20 12:19:30,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 1098. [2022-11-20 12:19:30,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1098 states have (on average 1.790528233151184) internal successors, (1966), 1097 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1966 transitions. [2022-11-20 12:19:30,538 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1098 states and 1966 transitions. [2022-11-20 12:19:30,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:19:30,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 12:19:30,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:19:30,539 INFO L87 Difference]: Start difference. First operand 1098 states and 1966 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:30,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:30,684 INFO L93 Difference]: Finished difference Result 2133 states and 3817 transitions. [2022-11-20 12:19:30,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2133 states and 3817 transitions. [2022-11-20 12:19:30,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 513 [2022-11-20 12:19:30,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2133 states to 2133 states and 3817 transitions. [2022-11-20 12:19:30,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 564 [2022-11-20 12:19:30,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 564 [2022-11-20 12:19:30,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2133 states and 3817 transitions. [2022-11-20 12:19:30,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:30,711 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2133 states and 3817 transitions. [2022-11-20 12:19:30,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states and 3817 transitions. [2022-11-20 12:19:30,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 1098. [2022-11-20 12:19:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1098 states have (on average 1.789617486338798) internal successors, (1965), 1097 states have internal predecessors, (1965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:30,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1965 transitions. [2022-11-20 12:19:30,801 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1098 states and 1965 transitions. [2022-11-20 12:19:30,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 12:19:30,802 INFO L428 stractBuchiCegarLoop]: Abstraction has 1098 states and 1965 transitions. [2022-11-20 12:19:30,802 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 12:19:30,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1098 states and 1965 transitions. [2022-11-20 12:19:30,808 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-11-20 12:19:30,809 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:19:30,809 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:19:30,810 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:30,810 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:30,811 INFO L748 eck$LassoCheckResult]: Stem: 15017#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(12, 13);call #Ultimate.allocInit(10, 14);call #Ultimate.allocInit(18, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(13, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(4, 33);call write~init~int(37, 33, 0, 1);call write~init~int(115, 33, 1, 1);call write~init~int(10, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(34, 35);call #Ultimate.allocInit(30, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(20, 38);call #Ultimate.allocInit(22, 39);call #Ultimate.allocInit(20, 40);~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 14944#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret14#1, main_~retValue_acc~17#1, main_~tmp~3#1;havoc main_~retValue_acc~17#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 14834#L1472 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14614#L1465 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~19#1;havoc valid_product_~retValue_acc~19#1;valid_product_~retValue_acc~19#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~19#1; 14615#L1480 main_#t~ret14#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret14#1;havoc main_#t~ret14#1; 14923#L1303 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet11#1, setup_#t~nondet12#1, setup_#t~nondet13#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14924#L1112 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14513#L1118-2 assume { :end_inline_setClientId } true; 14514#L1180 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14472#L677 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14473#L683-2 assume { :end_inline_setClientPrivateKey } true; 14592#L1191 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet11#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14762#L1112-2 assume !(1 == setClientId_~handle#1); 14542#L1115-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 14543#L1118-5 assume { :end_inline_setClientId } true; 14792#L1201 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14977#L677-2 assume !(1 == setClientPrivateKey_~handle#1); 14978#L680-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 14666#L683-5 assume { :end_inline_setClientPrivateKey } true; 14667#L1212 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet12#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 14449#L1112-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14451#L1118-8 assume { :end_inline_setClientId } true; 14613#L1222 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14937#L677-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14828#L683-8 assume { :end_inline_setClientPrivateKey } true; 14722#L1233 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet13#1; 14441#L1290 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet102#1, test_#t~nondet103#1, test_#t~nondet104#1, test_#t~nondet105#1, test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~25#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~25#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 14442#L3034-1 assume !false; 15039#L2886 assume test_~splverifierCounter~0#1 < 4; 14468#L2887 [2022-11-20 12:19:30,811 INFO L750 eck$LassoCheckResult]: Loop: 14468#L2887 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 14469#L2893 assume !(0 == test_~op1~0#1); 14763#L2906 assume !(0 == test_~op2~0#1); 14515#L2920 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet104#1;havoc test_#t~nondet104#1; 14517#L2925 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 14636#L677-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14748#L683-11 assume { :end_inline_setClientPrivateKey } true; 14772#L1403 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 14554#L3034-1 assume !false; 14962#L2886 assume test_~splverifierCounter~0#1 < 4; 14468#L2887 [2022-11-20 12:19:30,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:30,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-20 12:19:30,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:30,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043997401] [2022-11-20 12:19:30,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:30,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:30,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:19:30,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043997401] [2022-11-20 12:19:30,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043997401] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:30,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:30,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:30,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576451308] [2022-11-20 12:19:30,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:30,971 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 12:19:30,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:30,972 INFO L85 PathProgramCache]: Analyzing trace with hash 845481, now seen corresponding path program 1 times [2022-11-20 12:19:30,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:30,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722506467] [2022-11-20 12:19:30,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:30,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:30,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:19:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:30,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:19:31,105 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:31,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:31,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:31,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:31,106 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:19:31,106 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,106 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:31,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:31,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration3_Loop [2022-11-20 12:19:31,107 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:31,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:31,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,135 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,144 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,148 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,278 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:31,278 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:19:31,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:31,280 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:31,293 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:31,293 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:31,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 12:19:31,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:31,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:31,326 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:31,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:19:31,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:31,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 12:19:31,374 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:19:31,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:31,383 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:31,383 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:31,383 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:31,383 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:31,383 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:19:31,383 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,383 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:31,383 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:31,384 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration3_Loop [2022-11-20 12:19:31,384 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:31,384 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:31,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,410 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:31,537 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:31,538 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:19:31,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:31,539 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:31,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:31,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:31,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:31,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:31,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:31,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:31,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:31,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:31,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 12:19:31,567 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:19:31,570 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:19:31,570 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 12:19:31,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:31,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:31,572 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:31,580 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:19:31,580 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:19:31,580 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:19:31,581 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-11-20 12:19:31,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 12:19:31,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:31,590 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:19:31,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:31,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:31,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:31,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:19:31,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:31,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:31,843 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 12:19:31,844 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1098 states and 1965 transitions. cyclomatic complexity: 871 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:31,957 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1098 states and 1965 transitions. cyclomatic complexity: 871. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 4759 states and 8568 transitions. Complement of second has 6 states. [2022-11-20 12:19:31,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 12:19:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1004 transitions. [2022-11-20 12:19:31,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 29 letters. Loop has 10 letters. [2022-11-20 12:19:31,963 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:31,963 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 39 letters. Loop has 10 letters. [2022-11-20 12:19:31,963 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:31,963 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 29 letters. Loop has 20 letters. [2022-11-20 12:19:31,964 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:31,964 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4759 states and 8568 transitions. [2022-11-20 12:19:31,992 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 511 [2022-11-20 12:19:32,021 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4759 states to 4739 states and 8536 transitions. [2022-11-20 12:19:32,021 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 556 [2022-11-20 12:19:32,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 558 [2022-11-20 12:19:32,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4739 states and 8536 transitions. [2022-11-20 12:19:32,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:32,025 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4739 states and 8536 transitions. [2022-11-20 12:19:32,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4739 states and 8536 transitions. [2022-11-20 12:19:32,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4739 to 2409. [2022-11-20 12:19:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2409 states, 2409 states have (on average 1.797426317974263) internal successors, (4330), 2408 states have internal predecessors, (4330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2409 states and 4330 transitions. [2022-11-20 12:19:32,088 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2409 states and 4330 transitions. [2022-11-20 12:19:32,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:19:32,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:32,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:32,090 INFO L87 Difference]: Start difference. First operand 2409 states and 4330 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:32,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:32,127 INFO L93 Difference]: Finished difference Result 2416 states and 4337 transitions. [2022-11-20 12:19:32,128 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2416 states and 4337 transitions. [2022-11-20 12:19:32,142 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2022-11-20 12:19:32,179 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2416 states to 2416 states and 4337 transitions. [2022-11-20 12:19:32,181 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 305 [2022-11-20 12:19:32,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2022-11-20 12:19:32,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2416 states and 4337 transitions. [2022-11-20 12:19:32,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:19:32,185 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2416 states and 4337 transitions. [2022-11-20 12:19:32,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states and 4337 transitions. [2022-11-20 12:19:32,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:32,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2409. [2022-11-20 12:19:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2409 states, 2409 states have (on average 1.7961809879618098) internal successors, (4327), 2408 states have internal predecessors, (4327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2409 states and 4327 transitions. [2022-11-20 12:19:32,237 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2409 states and 4327 transitions. [2022-11-20 12:19:32,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:32,239 INFO L428 stractBuchiCegarLoop]: Abstraction has 2409 states and 4327 transitions. [2022-11-20 12:19:32,239 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 12:19:32,239 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2409 states and 4327 transitions. [2022-11-20 12:19:32,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2022-11-20 12:19:32,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:19:32,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:19:32,251 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:32,251 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:19:32,252 INFO L748 eck$LassoCheckResult]: Stem: 25831#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(12, 13);call #Ultimate.allocInit(10, 14);call #Ultimate.allocInit(18, 15);call #Ultimate.allocInit(16, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(13, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(30, 30);call #Ultimate.allocInit(9, 31);call #Ultimate.allocInit(25, 32);call #Ultimate.allocInit(4, 33);call write~init~int(37, 33, 0, 1);call write~init~int(115, 33, 1, 1);call write~init~int(10, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(34, 35);call #Ultimate.allocInit(30, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(20, 38);call #Ultimate.allocInit(22, 39);call #Ultimate.allocInit(20, 40);~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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; 25759#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret14#1, main_~retValue_acc~17#1, main_~tmp~3#1;havoc main_~retValue_acc~17#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 25651#L1472 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 25436#L1465 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~19#1;havoc valid_product_~retValue_acc~19#1;valid_product_~retValue_acc~19#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~19#1; 25437#L1480 main_#t~ret14#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret14#1;havoc main_#t~ret14#1; 25737#L1303 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet11#1, setup_#t~nondet12#1, setup_#t~nondet13#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 25738#L1112 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 25334#L1118-2 assume { :end_inline_setClientId } true; 25335#L1180 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 25293#L677 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 25294#L683-2 assume { :end_inline_setClientPrivateKey } true; 25417#L1191 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet11#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 25578#L1112-2 assume !(1 == setClientId_~handle#1); 25363#L1115-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 25364#L1118-5 assume { :end_inline_setClientId } true; 25605#L1201 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 25790#L677-2 assume !(1 == setClientPrivateKey_~handle#1); 25791#L680-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 25485#L683-5 assume { :end_inline_setClientPrivateKey } true; 25486#L1212 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet12#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 25281#L1112-4 assume !(1 == setClientId_~handle#1); 25282#L1115-4 assume !(2 == setClientId_~handle#1); 25720#L1118-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 25434#L1118-8 assume { :end_inline_setClientId } true; 25435#L1222 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 25752#L677-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 25647#L683-8 assume { :end_inline_setClientPrivateKey } true; 25543#L1233 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet13#1; 25263#L1290 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet102#1, test_#t~nondet103#1, test_#t~nondet104#1, test_#t~nondet105#1, test_#t~nondet106#1, test_#t~nondet107#1, test_#t~nondet108#1, test_#t~nondet109#1, test_#t~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~25#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~25#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 25264#L3034-1 assume !false; 25836#L2886 assume test_~splverifierCounter~0#1 < 4; 25837#L2887 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 25290#L2893 [2022-11-20 12:19:32,254 INFO L750 eck$LassoCheckResult]: Loop: 25290#L2893 assume !(0 == test_~op1~0#1); 25579#L2906 assume !(0 == test_~op2~0#1); 25336#L2920 assume !(0 == test_~op3~0#1); 25337#L2934 assume !(0 == test_~op4~0#1); 25717#L2948 assume !(0 == test_~op5~0#1); 25420#L2962 assume !(0 == test_~op6~0#1); 25609#L2973 assume 0 == test_~op7~0#1;test_~tmp___3~1#1 := test_#t~nondet108#1;havoc test_#t~nondet108#1; 25454#L2978 assume 0 != test_~tmp___3~1#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 25455#L677-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 25388#L683-14 assume { :end_inline_setClientPrivateKey } true; 25523#L2329 assume { :end_inline_generateKeyPair } true; 25750#L1423 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 25375#L3034-1 assume !false; 25775#L2886 assume test_~splverifierCounter~0#1 < 4; 25289#L2887 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 25290#L2893 [2022-11-20 12:19:32,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:32,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-11-20 12:19:32,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:32,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810879324] [2022-11-20 12:19:32,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:32,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:32,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:19:32,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810879324] [2022-11-20 12:19:32,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810879324] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:32,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:32,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 12:19:32,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167074603] [2022-11-20 12:19:32,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:32,410 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 12:19:32,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:32,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1581729651, now seen corresponding path program 1 times [2022-11-20 12:19:32,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:19:32,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579642894] [2022-11-20 12:19:32,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:32,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:19:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:32,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:19:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:19:32,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:19:32,626 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:32,627 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:32,627 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:32,627 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:32,627 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:19:32,627 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:32,627 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:32,627 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:32,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration4_Loop [2022-11-20 12:19:32,627 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:32,627 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:32,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,673 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,684 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:32,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:32,872 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:19:32,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:32,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:32,873 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:32,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 12:19:32,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:32,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:32,914 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:32,914 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~1#1=7, ULTIMATE.start_test_#t~nondet108#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~1#1=7, ULTIMATE.start_test_#t~nondet108#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:32,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:32,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:32,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:32,918 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:32,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 12:19:32,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:32,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:32,945 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:32,945 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:32,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:32,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:32,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:32,950 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:32,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 12:19:32,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:32,955 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:32,972 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:32,972 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:32,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:32,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:32,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:32,976 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:32,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 12:19:32,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:32,979 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:32,996 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:32,997 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:32,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-20 12:19:32,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,000 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 12:19:33,003 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:33,003 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,026 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:33,026 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:33,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-20 12:19:33,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,030 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 12:19:33,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:33,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,056 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:33,056 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:33,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,064 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:33,075 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 12:19:33,094 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:33,094 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:33,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-20 12:19:33,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,101 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 12:19:33,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:33,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,127 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:19:33,127 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:19:33,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-20 12:19:33,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,131 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 12:19:33,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:19:33,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,157 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 12:19:33,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:19:33,160 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:19:33,182 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:19:33,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-20 12:19:33,185 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:19:33,185 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:19:33,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:19:33,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:19:33,185 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:19:33,185 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,185 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:19:33,185 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:19:33,185 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product32.cil.c_Iteration4_Loop [2022-11-20 12:19:33,185 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:19:33,185 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:19:33,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,204 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,214 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,239 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,249 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:19:33,451 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:19:33,452 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:19:33,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,455 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 12:19:33,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:33,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:33,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,508 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,524 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,525 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 12:19:33,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,556 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,573 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 12:19:33,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,608 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 12:19:33,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,625 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,626 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,660 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,676 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 12:19:33,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,700 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 12:19:33,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:33,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:33,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,757 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 12:19:33,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,775 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,812 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,829 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:19:33,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,830 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:19:33,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 12:19:33,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:19:33,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,859 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:19:33,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:19:33,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:19:33,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:19:33,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:19:33,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:19:33,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:19:33,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:19:33,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 12:19:33,898 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:19:33,901 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:19:33,901 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 12:19:33,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:19:33,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:19:33,903 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:19:33,907 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:19:33,907 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:19:33,907 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:19:33,908 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-20 12:19:33,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 12:19:33,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:33,917 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:19:33,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:34,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:34,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:34,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:19:34,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:19:34,193 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 12:19:34,193 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2409 states and 4327 transitions. cyclomatic complexity: 1927 Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:34,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:34,280 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2409 states and 4327 transitions. cyclomatic complexity: 1927. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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 5293 states and 9541 transitions. Complement of second has 6 states. [2022-11-20 12:19:34,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 12:19:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:34,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 530 transitions. [2022-11-20 12:19:34,284 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 32 letters. Loop has 15 letters. [2022-11-20 12:19:34,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:34,285 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 47 letters. Loop has 15 letters. [2022-11-20 12:19:34,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:34,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 32 letters. Loop has 30 letters. [2022-11-20 12:19:34,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:19:34,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5293 states and 9541 transitions. [2022-11-20 12:19:34,312 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:19:34,313 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5293 states to 0 states and 0 transitions. [2022-11-20 12:19:34,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 12:19:34,313 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 12:19:34,313 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 12:19:34,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:19:34,314 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:19:34,314 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:19:34,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:19:34,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 12:19:34,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:19:34,315 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:19:34,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:34,315 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-20 12:19:34,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-20 12:19:34,315 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:19:34,315 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 12:19:34,316 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 12:19:34,316 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 12:19:34,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 12:19:34,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:19:34,316 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:19:34,316 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:19:34,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 12:19:34,319 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:19:34,319 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 12:19:34,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:19:34,320 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:19:34,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 12:19:34,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:19:34 BoogieIcfgContainer [2022-11-20 12:19:34,328 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 12:19:34,328 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:19:34,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:19:34,329 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:19:34,329 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:26" (3/4) ... [2022-11-20 12:19:34,332 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:19:34,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:19:34,333 INFO L158 Benchmark]: Toolchain (without parser) took 12230.34ms. Allocated memory was 134.2MB in the beginning and 318.8MB in the end (delta: 184.5MB). Free memory was 68.3MB in the beginning and 224.0MB in the end (delta: -155.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 12:19:34,333 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 134.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:19:34,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.85ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 129.1MB in the end (delta: -61.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2022-11-20 12:19:34,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.49ms. Allocated memory is still 180.4MB. Free memory was 129.1MB in the beginning and 111.0MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 12:19:34,334 INFO L158 Benchmark]: Boogie Preprocessor took 170.05ms. Allocated memory is still 180.4MB. Free memory was 111.0MB in the beginning and 96.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 12:19:34,335 INFO L158 Benchmark]: RCFGBuilder took 2926.11ms. Allocated memory was 180.4MB in the beginning and 264.2MB in the end (delta: 83.9MB). Free memory was 96.1MB in the beginning and 117.3MB in the end (delta: -21.2MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2022-11-20 12:19:34,335 INFO L158 Benchmark]: BuchiAutomizer took 7898.85ms. Allocated memory was 264.2MB in the beginning and 318.8MB in the end (delta: 54.5MB). Free memory was 117.3MB in the beginning and 224.0MB in the end (delta: -106.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:19:34,335 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 318.8MB. Free memory is still 224.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:19:34,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 134.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.85ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 129.1MB in the end (delta: -61.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.49ms. Allocated memory is still 180.4MB. Free memory was 129.1MB in the beginning and 111.0MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.05ms. Allocated memory is still 180.4MB. Free memory was 111.0MB in the beginning and 96.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2926.11ms. Allocated memory was 180.4MB in the beginning and 264.2MB in the end (delta: 83.9MB). Free memory was 96.1MB in the beginning and 117.3MB in the end (delta: -21.2MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7898.85ms. Allocated memory was 264.2MB in the beginning and 318.8MB in the end (delta: 54.5MB). Free memory was 117.3MB in the beginning and 224.0MB in the end (delta: -106.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 318.8MB. Free memory is still 224.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (4 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.8s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 0.1s. Büchi inclusion checks took 2.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 6. Automata minimization 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 5492 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8396 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8392 mSDsluCounter, 20266 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11391 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 141 IncrementalHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 8875 mSDtfsCounter, 141 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT4 lasso0 LassoPreprocessingBenchmarks: Lassos: inital53 mio100 ax100 hnf100 lsp23 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq201 hnf88 smp100 dnf122 smp100 tf107 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 12:19:34,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39965417-4c86-48fa-bc2e-f041c4fa3967/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE