./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --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 74a12e124f66b10df64ef68155d31c3be83012aab827a45870f5335a6569b75a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:26,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:26,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 19:50:26,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:26,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:26,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:26,270 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:26,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:26,271 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:26,271 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:26,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:26,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:26,273 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:26,273 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 19:50:26,273 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 19:50:26,274 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 19:50:26,274 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 19:50:26,274 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 19:50:26,274 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 19:50:26,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:26,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 19:50:26,276 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:26,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:26,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:26,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:26,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:26,278 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 19:50:26,278 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 19:50:26,278 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 74a12e124f66b10df64ef68155d31c3be83012aab827a45870f5335a6569b75a [2024-11-27 19:50:26,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:26,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:26,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:26,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:26,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:26,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2024-11-27 19:50:29,693 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/data/d31fbe251/2c24de494290468a91d3f75107cce8de/FLAGa5bbe21aa [2024-11-27 19:50:30,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:30,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/sv-benchmarks/c/product-lines/email_spec0_product05.cil.c [2024-11-27 19:50:30,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/data/d31fbe251/2c24de494290468a91d3f75107cce8de/FLAGa5bbe21aa [2024-11-27 19:50:30,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/data/d31fbe251/2c24de494290468a91d3f75107cce8de [2024-11-27 19:50:30,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:30,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:30,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:30,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:30,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:30,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:30" (1/1) ... [2024-11-27 19:50:30,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7c6679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:30, skipping insertion in model container [2024-11-27 19:50:30,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:30" (1/1) ... [2024-11-27 19:50:30,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:31,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:31,034 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:31,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] [2024-11-27 19:50:31,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [202] [2024-11-27 19:50:31,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [211] [2024-11-27 19:50:31,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [403] [2024-11-27 19:50:31,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [815] [2024-11-27 19:50:31,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [1181] [2024-11-27 19:50:31,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1201] [2024-11-27 19:50:31,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2279] [2024-11-27 19:50:31,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2435] [2024-11-27 19:50:31,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2452] [2024-11-27 19:50:31,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2515] [2024-11-27 19:50:31,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:31,288 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:31,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31 WrapperNode [2024-11-27 19:50:31,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:31,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:31,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:31,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:31,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,406 INFO L138 Inliner]: procedures = 107, calls = 114, calls flagged for inlining = 55, calls inlined = 65, statements flattened = 893 [2024-11-27 19:50:31,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:31,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:31,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:31,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:31,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,429 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,453 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4]. The 0 writes are split as follows [0, 0]. [2024-11-27 19:50:31,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,470 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:31,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:31,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:31,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:31,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (1/1) ... [2024-11-27 19:50:31,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:31,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:31,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:50:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:50:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:31,845 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:31,847 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:50:32,828 INFO L? ?]: Removed 369 outVars from TransFormulas that were not future-live. [2024-11-27 19:50:32,828 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:50:32,849 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:50:32,852 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:50:32,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:32 BoogieIcfgContainer [2024-11-27 19:50:32,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:50:32,854 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 19:50:32,854 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 19:50:32,861 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 19:50:32,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:50:32,863 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 07:50:30" (1/3) ... [2024-11-27 19:50:32,865 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34feecb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 07:50:32, skipping insertion in model container [2024-11-27 19:50:32,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:50:32,866 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:31" (2/3) ... [2024-11-27 19:50:32,867 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34feecb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 07:50:32, skipping insertion in model container [2024-11-27 19:50:32,867 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:50:32,867 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:32" (3/3) ... [2024-11-27 19:50:32,868 INFO L363 chiAutomizerObserver]: Analyzing ICFG email_spec0_product05.cil.c [2024-11-27 19:50:32,945 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 19:50:32,945 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 19:50:32,945 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 19:50:32,945 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 19:50:32,945 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 19:50:32,945 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 19:50:32,946 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 19:50:32,946 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 19:50:32,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.542483660130719) internal successors, (236), 153 states have internal predecessors, (236), 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) [2024-11-27 19:50:32,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:32,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:32,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:33,008 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:33,008 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 19:50:33,008 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-27 19:50:33,010 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.542483660130719) internal successors, (236), 153 states have internal predecessors, (236), 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) [2024-11-27 19:50:33,023 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:33,023 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:33,023 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:33,024 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:33,024 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 19:50:33,035 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" [2024-11-27 19:50:33,041 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" "assume 0 != test_~tmp___9~0#1;test_~op1~0#1 := 1;" [2024-11-27 19:50:33,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:33,048 INFO L85 PathProgramCache]: Analyzing trace with hash -546462003, now seen corresponding path program 1 times [2024-11-27 19:50:33,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:33,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682782819] [2024-11-27 19:50:33,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:33,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:33,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:33,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682782819] [2024-11-27 19:50:33,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682782819] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:33,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612424102] [2024-11-27 19:50:33,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:33,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:33,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:33,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:33,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:50:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:34,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 19:50:34,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:34,114 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:34,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612424102] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:34,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:34,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2024-11-27 19:50:34,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397827570] [2024-11-27 19:50:34,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:34,177 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 19:50:34,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash 3513448, now seen corresponding path program 1 times [2024-11-27 19:50:34,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:34,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110539222] [2024-11-27 19:50:34,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:34,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:34,196 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:34,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:34,303 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:34,303 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:34,304 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:34,305 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:34,305 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:34,305 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,305 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:34,306 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:34,307 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration1_Loop [2024-11-27 19:50:34,308 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:34,308 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:34,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,440 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:34,441 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:34,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-27 19:50:34,452 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:34,452 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:34,475 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:34,475 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:34,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-27 19:50:34,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,491 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-27 19:50:34,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:34,499 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:34,518 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:34,518 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet14#1=0} Honda state: {ULTIMATE.start_test_#t~nondet14#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:34,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:34,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,534 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-27 19:50:34,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:34,544 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:34,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:34,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,577 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-27 19:50:34,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:34,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:34,600 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:34,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-27 19:50:34,611 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:34,612 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:34,612 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:34,612 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:34,612 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:34,612 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,612 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:34,612 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:34,612 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration1_Loop [2024-11-27 19:50:34,612 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:34,612 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:34,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,620 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:34,696 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:34,701 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:34,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,705 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-27 19:50:34,709 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 [2024-11-27 19:50:34,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:34,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:34,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:34,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:34,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:34,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:34,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:34,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:34,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:34,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,755 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,760 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 [2024-11-27 19:50:34,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-27 19:50:34,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:34,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:34,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:34,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:34,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:34,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:34,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:34,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:34,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:34,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,798 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-27 19:50:34,802 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 [2024-11-27 19:50:34,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:34,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:34,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:34,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:34,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:34,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:34,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:34,825 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:34,830 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:34,833 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:34,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:34,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:34,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:34,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-27 19:50:34,843 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:34,843 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:34,843 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:34,844 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0#1) = -2*ULTIMATE.start_test_~op1~0#1 + 1 Supporting invariants [] [2024-11-27 19:50:34,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:34,860 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:34,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:34,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-27 19:50:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:35,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:35,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:35,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:35,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:35,231 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 [2024-11-27 19:50:35,234 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 154 states, 153 states have (on average 1.542483660130719) internal successors, (236), 153 states have internal predecessors, (236), 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 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-11-27 19:50:35,475 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 154 states, 153 states have (on average 1.542483660130719) internal successors, (236), 153 states have internal predecessors, (236), 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 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 639 states and 979 transitions. Complement of second has 10 states. [2024-11-27 19:50:35,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 19:50:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-11-27 19:50:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 580 transitions. [2024-11-27 19:50:35,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 580 transitions. Stem has 16 letters. Loop has 4 letters. [2024-11-27 19:50:35,497 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:35,498 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 580 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-27 19:50:35,498 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:35,498 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 580 transitions. Stem has 16 letters. Loop has 8 letters. [2024-11-27 19:50:35,498 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:35,499 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 639 states and 979 transitions. [2024-11-27 19:50:35,521 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2024-11-27 19:50:35,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 639 states to 139 states and 239 transitions. [2024-11-27 19:50:35,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 80 [2024-11-27 19:50:35,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 81 [2024-11-27 19:50:35,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 239 transitions. [2024-11-27 19:50:35,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:35,534 INFO L218 hiAutomatonCegarLoop]: Abstraction has 139 states and 239 transitions. [2024-11-27 19:50:35,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 239 transitions. [2024-11-27 19:50:35,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 82. [2024-11-27 19:50:35,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 82 states have (on average 1.6829268292682926) internal successors, (138), 81 states have internal predecessors, (138), 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) [2024-11-27 19:50:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 138 transitions. [2024-11-27 19:50:35,570 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 138 transitions. [2024-11-27 19:50:35,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:35,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:50:35,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:50:35,573 INFO L87 Difference]: Start difference. First operand 82 states and 138 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2024-11-27 19:50:35,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:35,629 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2024-11-27 19:50:35,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 133 transitions. [2024-11-27 19:50:35,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:35,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 81 states and 133 transitions. [2024-11-27 19:50:35,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2024-11-27 19:50:35,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2024-11-27 19:50:35,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 133 transitions. [2024-11-27 19:50:35,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:35,633 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 133 transitions. [2024-11-27 19:50:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 133 transitions. [2024-11-27 19:50:35,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-27 19:50:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 81 states have (on average 1.6419753086419753) internal successors, (133), 80 states have internal predecessors, (133), 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) [2024-11-27 19:50:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 133 transitions. [2024-11-27 19:50:35,640 INFO L240 hiAutomatonCegarLoop]: Abstraction has 81 states and 133 transitions. [2024-11-27 19:50:35,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:50:35,644 INFO L425 stractBuchiCegarLoop]: Abstraction has 81 states and 133 transitions. [2024-11-27 19:50:35,644 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-27 19:50:35,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 81 states and 133 transitions. [2024-11-27 19:50:35,645 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:35,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:35,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:35,645 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] [2024-11-27 19:50:35,645 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-27 19:50:35,646 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" [2024-11-27 19:50:35,646 INFO L749 eck$LassoCheckResult]: Loop: "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume !(0 == test_~op1~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet15#1;test_~tmp___8~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1;" "assume 0 != test_~tmp___8~0#1;test_~op2~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" [2024-11-27 19:50:35,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:35,646 INFO L85 PathProgramCache]: Analyzing trace with hash 836661981, now seen corresponding path program 1 times [2024-11-27 19:50:35,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:35,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36241881] [2024-11-27 19:50:35,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:35,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:35,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:35,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36241881] [2024-11-27 19:50:35,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36241881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:35,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881558501] [2024-11-27 19:50:35,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:35,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:35,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:35,820 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:35,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-27 19:50:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:36,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 19:50:36,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:36,109 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:36,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881558501] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:36,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:36,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2024-11-27 19:50:36,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260369635] [2024-11-27 19:50:36,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:36,143 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 19:50:36,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash 112950661, now seen corresponding path program 1 times [2024-11-27 19:50:36,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:36,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993541272] [2024-11-27 19:50:36,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:36,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:36,154 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:36,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:36,230 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:36,230 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:36,230 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:36,230 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:36,230 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:36,230 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,230 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:36,231 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:36,231 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration2_Loop [2024-11-27 19:50:36,231 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:36,231 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:36,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,333 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:36,333 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:36,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:36,337 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:36,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-27 19:50:36,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:36,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:36,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:36,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:36,378 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:36,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-27 19:50:36,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:36,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:36,406 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:36,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:36,420 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:36,420 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:36,420 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:36,420 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:36,420 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:36,420 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,420 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:36,420 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:36,420 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration2_Loop [2024-11-27 19:50:36,420 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:36,420 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:36,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,447 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:36,532 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:36,532 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:36,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:36,536 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:36,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-27 19:50:36,541 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 [2024-11-27 19:50:36,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:36,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:36,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:36,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:36,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:36,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:36,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:36,564 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:36,568 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:36,568 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:36,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:36,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:36,574 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:36,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-27 19:50:36,577 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:36,577 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:36,577 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:36,577 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2024-11-27 19:50:36,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:36,590 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:36,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:36,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:36,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:36,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:36,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:36,886 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 [2024-11-27 19:50:36,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 81 states and 133 transitions. cyclomatic complexity: 54 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2024-11-27 19:50:36,947 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 81 states and 133 transitions. cyclomatic complexity: 54. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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 262 states and 451 transitions. Complement of second has 6 states. [2024-11-27 19:50:36,948 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 [2024-11-27 19:50:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2024-11-27 19:50:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 131 transitions. [2024-11-27 19:50:36,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 19 letters. Loop has 5 letters. [2024-11-27 19:50:36,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:36,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 24 letters. Loop has 5 letters. [2024-11-27 19:50:36,952 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:36,953 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 19 letters. Loop has 10 letters. [2024-11-27 19:50:36,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:36,953 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 262 states and 451 transitions. [2024-11-27 19:50:36,956 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2024-11-27 19:50:36,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 262 states to 262 states and 451 transitions. [2024-11-27 19:50:36,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 82 [2024-11-27 19:50:36,967 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 84 [2024-11-27 19:50:36,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 262 states and 451 transitions. [2024-11-27 19:50:36,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:36,968 INFO L218 hiAutomatonCegarLoop]: Abstraction has 262 states and 451 transitions. [2024-11-27 19:50:36,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states and 451 transitions. [2024-11-27 19:50:36,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 145. [2024-11-27 19:50:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 145 states have (on average 1.6896551724137931) internal successors, (245), 144 states have internal predecessors, (245), 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) [2024-11-27 19:50:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 245 transitions. [2024-11-27 19:50:36,989 INFO L240 hiAutomatonCegarLoop]: Abstraction has 145 states and 245 transitions. [2024-11-27 19:50:36,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:36,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:50:36,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:50:36,989 INFO L87 Difference]: Start difference. First operand 145 states and 245 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2024-11-27 19:50:37,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:37,050 INFO L93 Difference]: Finished difference Result 145 states and 243 transitions. [2024-11-27 19:50:37,050 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 145 states and 243 transitions. [2024-11-27 19:50:37,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:37,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 145 states to 145 states and 243 transitions. [2024-11-27 19:50:37,057 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2024-11-27 19:50:37,057 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2024-11-27 19:50:37,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 243 transitions. [2024-11-27 19:50:37,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:37,057 INFO L218 hiAutomatonCegarLoop]: Abstraction has 145 states and 243 transitions. [2024-11-27 19:50:37,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 243 transitions. [2024-11-27 19:50:37,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2024-11-27 19:50:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 145 states have (on average 1.6758620689655173) internal successors, (243), 144 states have internal predecessors, (243), 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) [2024-11-27 19:50:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 243 transitions. [2024-11-27 19:50:37,065 INFO L240 hiAutomatonCegarLoop]: Abstraction has 145 states and 243 transitions. [2024-11-27 19:50:37,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:37,066 INFO L425 stractBuchiCegarLoop]: Abstraction has 145 states and 243 transitions. [2024-11-27 19:50:37,066 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-27 19:50:37,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 145 states and 243 transitions. [2024-11-27 19:50:37,068 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29 [2024-11-27 19:50:37,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:37,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:37,068 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] [2024-11-27 19:50:37,069 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 19:50:37,069 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2024-11-27 19:50:37,069 INFO L749 eck$LassoCheckResult]: Loop: "assume !(0 == test_~op1~0#1);" "assume !(0 == test_~op2~0#1);" "assume 0 == test_~op3~0#1;havoc test_#t~nondet16#1;test_~tmp___7~0#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1;" "assume 0 != test_~tmp___7~0#1;test_~op3~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2024-11-27 19:50:37,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:37,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1791740803, now seen corresponding path program 1 times [2024-11-27 19:50:37,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:37,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176270841] [2024-11-27 19:50:37,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:37,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:37,100 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:37,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:37,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:37,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:37,197 INFO L85 PathProgramCache]: Analyzing trace with hash -467124780, now seen corresponding path program 1 times [2024-11-27 19:50:37,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:37,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797271732] [2024-11-27 19:50:37,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:37,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:37,207 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:37,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:37,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:37,218 INFO L85 PathProgramCache]: Analyzing trace with hash 636101968, now seen corresponding path program 1 times [2024-11-27 19:50:37,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:37,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786125829] [2024-11-27 19:50:37,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:37,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:37,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:37,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786125829] [2024-11-27 19:50:37,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786125829] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:37,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238754613] [2024-11-27 19:50:37,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:37,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:37,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:37,323 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:37,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-27 19:50:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:37,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:50:37,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:37,578 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:37,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238754613] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:37,591 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:37,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:50:37,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399007185] [2024-11-27 19:50:37,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:37,650 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:37,650 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:37,650 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:37,650 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:37,650 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:37,650 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:37,650 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:37,650 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:37,650 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration3_Loop [2024-11-27 19:50:37,651 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:37,651 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:37,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,764 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:37,765 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:37,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:37,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:37,768 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:37,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-27 19:50:37,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:37,774 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:37,795 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:37,795 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet16#1=0} Honda state: {ULTIMATE.start_test_#t~nondet16#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:37,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:37,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:37,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:37,812 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:37,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-27 19:50:37,818 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:37,818 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:37,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:37,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:37,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:37,857 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:37,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-27 19:50:37,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:37,860 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:37,878 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:37,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-27 19:50:37,890 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:37,891 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:37,891 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:37,891 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:37,891 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:37,891 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:37,891 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:37,891 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:37,891 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration3_Loop [2024-11-27 19:50:37,891 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:37,891 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:37,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:37,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:38,020 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:38,020 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:38,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:38,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:38,023 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:38,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-27 19:50:38,028 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 [2024-11-27 19:50:38,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:38,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:38,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:38,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:38,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:38,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:38,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:38,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:38,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-27 19:50:38,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:38,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:38,065 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:38,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-27 19:50:38,070 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 [2024-11-27 19:50:38,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:38,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:38,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:38,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:38,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:38,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:38,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:38,093 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:38,097 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:38,097 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:38,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:38,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:38,102 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:38,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-27 19:50:38,105 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:38,105 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:38,105 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:38,105 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2024-11-27 19:50:38,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-27 19:50:38,120 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:38,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:38,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:38,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:38,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:38,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:38,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-27 19:50:38,399 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 [2024-11-27 19:50:38,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 145 states and 243 transitions. cyclomatic complexity: 102 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) [2024-11-27 19:50:38,451 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 145 states and 243 transitions. cyclomatic complexity: 102. 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) Result 574 states and 999 transitions. Complement of second has 6 states. [2024-11-27 19:50:38,452 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 [2024-11-27 19:50:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2024-11-27 19:50:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 131 transitions. [2024-11-27 19:50:38,454 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 21 letters. Loop has 6 letters. [2024-11-27 19:50:38,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:38,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 27 letters. Loop has 6 letters. [2024-11-27 19:50:38,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:38,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 131 transitions. Stem has 21 letters. Loop has 12 letters. [2024-11-27 19:50:38,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:38,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 574 states and 999 transitions. [2024-11-27 19:50:38,465 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2024-11-27 19:50:38,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 574 states to 574 states and 999 transitions. [2024-11-27 19:50:38,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 87 [2024-11-27 19:50:38,471 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 90 [2024-11-27 19:50:38,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 574 states and 999 transitions. [2024-11-27 19:50:38,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:38,472 INFO L218 hiAutomatonCegarLoop]: Abstraction has 574 states and 999 transitions. [2024-11-27 19:50:38,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states and 999 transitions. [2024-11-27 19:50:38,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 306. [2024-11-27 19:50:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 306 states have (on average 1.738562091503268) internal successors, (532), 305 states have internal predecessors, (532), 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) [2024-11-27 19:50:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 532 transitions. [2024-11-27 19:50:38,496 INFO L240 hiAutomatonCegarLoop]: Abstraction has 306 states and 532 transitions. [2024-11-27 19:50:38,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:38,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:38,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:38,499 INFO L87 Difference]: Start difference. First operand 306 states and 532 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 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) [2024-11-27 19:50:38,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:38,521 INFO L93 Difference]: Finished difference Result 539 states and 924 transitions. [2024-11-27 19:50:38,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 539 states and 924 transitions. [2024-11-27 19:50:38,527 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2024-11-27 19:50:38,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 539 states to 539 states and 924 transitions. [2024-11-27 19:50:38,538 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 85 [2024-11-27 19:50:38,538 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 85 [2024-11-27 19:50:38,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 539 states and 924 transitions. [2024-11-27 19:50:38,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:38,539 INFO L218 hiAutomatonCegarLoop]: Abstraction has 539 states and 924 transitions. [2024-11-27 19:50:38,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states and 924 transitions. [2024-11-27 19:50:38,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 539. [2024-11-27 19:50:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 539 states have (on average 1.7142857142857142) internal successors, (924), 538 states have internal predecessors, (924), 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) [2024-11-27 19:50:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 924 transitions. [2024-11-27 19:50:38,558 INFO L240 hiAutomatonCegarLoop]: Abstraction has 539 states and 924 transitions. [2024-11-27 19:50:38,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:38,559 INFO L425 stractBuchiCegarLoop]: Abstraction has 539 states and 924 transitions. [2024-11-27 19:50:38,559 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-27 19:50:38,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 539 states and 924 transitions. [2024-11-27 19:50:38,562 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2024-11-27 19:50:38,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:38,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:38,563 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] [2024-11-27 19:50:38,564 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:38,564 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" [2024-11-27 19:50:38,564 INFO L749 eck$LassoCheckResult]: Loop: "assume !(0 != test_~tmp___9~0#1);" "assume !(0 == test_~op2~0#1);" "assume !(0 == test_~op3~0#1);" "assume 0 == test_~op4~0#1;havoc test_#t~nondet17#1;test_~tmp___6~0#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1;" "assume 0 != test_~tmp___6~0#1;test_~op4~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" [2024-11-27 19:50:38,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:38,565 INFO L85 PathProgramCache]: Analyzing trace with hash 290610046, now seen corresponding path program 1 times [2024-11-27 19:50:38,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:38,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362145243] [2024-11-27 19:50:38,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:38,585 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:38,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:38,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:38,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1369903049, now seen corresponding path program 1 times [2024-11-27 19:50:38,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:38,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085179384] [2024-11-27 19:50:38,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:38,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:38,622 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:38,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:38,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:38,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1445421498, now seen corresponding path program 1 times [2024-11-27 19:50:38,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:38,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395021737] [2024-11-27 19:50:38,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:38,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:38,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:38,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395021737] [2024-11-27 19:50:38,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395021737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:38,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194549864] [2024-11-27 19:50:38,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:38,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:38,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:38,706 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:38,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-27 19:50:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:38,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:50:38,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:38,918 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:38,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194549864] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:38,936 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:38,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:50:38,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570757155] [2024-11-27 19:50:38,937 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:39,027 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:39,027 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:39,027 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:39,027 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:39,027 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:39,027 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,027 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:39,027 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:39,028 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration4_Loop [2024-11-27 19:50:39,028 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:39,028 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:39,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,157 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:39,157 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:39,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:39,160 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:39,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:39,166 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:39,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-27 19:50:39,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:39,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:39,200 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:39,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:39,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:39,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-27 19:50:39,223 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:39,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:39,235 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:39,235 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:39,236 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:39,236 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:39,236 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:39,236 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,236 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:39,236 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:39,236 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration4_Loop [2024-11-27 19:50:39,236 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:39,237 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:39,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:39,377 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:39,377 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:39,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:39,384 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:39,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-27 19:50:39,388 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 [2024-11-27 19:50:39,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:39,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:39,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:39,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:39,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:39,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:39,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:39,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:39,416 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:39,416 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:39,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:39,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:39,421 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:39,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-27 19:50:39,424 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:39,424 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:39,424 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:39,424 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op4~0#1) = -2*ULTIMATE.start_test_~op4~0#1 + 1 Supporting invariants [] [2024-11-27 19:50:39,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:39,435 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:39,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:39,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:39,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:39,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:39,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:39,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:39,712 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 [2024-11-27 19:50:39,712 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 539 states and 924 transitions. cyclomatic complexity: 398 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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) [2024-11-27 19:50:39,786 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 539 states and 924 transitions. cyclomatic complexity: 398. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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 2196 states and 3773 transitions. Complement of second has 6 states. [2024-11-27 19:50:39,787 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 [2024-11-27 19:50:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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) [2024-11-27 19:50:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 132 transitions. [2024-11-27 19:50:39,789 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 132 transitions. Stem has 22 letters. Loop has 8 letters. [2024-11-27 19:50:39,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:39,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 132 transitions. Stem has 30 letters. Loop has 8 letters. [2024-11-27 19:50:39,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:39,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 132 transitions. Stem has 22 letters. Loop has 16 letters. [2024-11-27 19:50:39,793 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:39,793 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2196 states and 3773 transitions. [2024-11-27 19:50:39,818 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2024-11-27 19:50:39,841 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2196 states to 2196 states and 3773 transitions. [2024-11-27 19:50:39,842 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 157 [2024-11-27 19:50:39,842 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160 [2024-11-27 19:50:39,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2196 states and 3773 transitions. [2024-11-27 19:50:39,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:39,844 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2196 states and 3773 transitions. [2024-11-27 19:50:39,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2196 states and 3773 transitions. [2024-11-27 19:50:39,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2196 to 1139. [2024-11-27 19:50:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1139 states, 1139 states have (on average 1.7199297629499561) internal successors, (1959), 1138 states have internal predecessors, (1959), 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) [2024-11-27 19:50:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1959 transitions. [2024-11-27 19:50:39,916 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1139 states and 1959 transitions. [2024-11-27 19:50:39,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:39,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:39,917 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:39,917 INFO L87 Difference]: Start difference. First operand 1139 states and 1959 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2024-11-27 19:50:39,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:39,957 INFO L93 Difference]: Finished difference Result 2155 states and 3673 transitions. [2024-11-27 19:50:39,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2155 states and 3673 transitions. [2024-11-27 19:50:39,978 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2024-11-27 19:50:39,997 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2155 states to 2155 states and 3673 transitions. [2024-11-27 19:50:39,998 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 155 [2024-11-27 19:50:39,998 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 155 [2024-11-27 19:50:39,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2155 states and 3673 transitions. [2024-11-27 19:50:39,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:39,999 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2155 states and 3673 transitions. [2024-11-27 19:50:40,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2155 states and 3673 transitions. [2024-11-27 19:50:40,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2155 to 2155. [2024-11-27 19:50:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2155 states, 2155 states have (on average 1.7044083526682134) internal successors, (3673), 2154 states have internal predecessors, (3673), 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) [2024-11-27 19:50:40,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 2155 states and 3673 transitions. [2024-11-27 19:50:40,067 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2155 states and 3673 transitions. [2024-11-27 19:50:40,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:40,070 INFO L425 stractBuchiCegarLoop]: Abstraction has 2155 states and 3673 transitions. [2024-11-27 19:50:40,070 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-27 19:50:40,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2155 states and 3673 transitions. [2024-11-27 19:50:40,126 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2024-11-27 19:50:40,126 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:40,126 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:40,128 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] [2024-11-27 19:50:40,128 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:40,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-27 19:50:40,129 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" "assume !(0 != test_~tmp___9~0#1);" [2024-11-27 19:50:40,129 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 == test_~op2~0#1;havoc test_#t~nondet15#1;test_~tmp___8~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1;" "assume !(0 != test_~tmp___8~0#1);" "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume 0 == test_~op5~0#1;havoc test_#t~nondet18#1;test_~tmp___5~0#1 := test_#t~nondet18#1;havoc test_#t~nondet18#1;" "assume 0 != test_~tmp___5~0#1;test_~op5~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" "assume !(0 != test_~tmp___9~0#1);" [2024-11-27 19:50:40,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:40,130 INFO L85 PathProgramCache]: Analyzing trace with hash 418976930, now seen corresponding path program 1 times [2024-11-27 19:50:40,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:40,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802477961] [2024-11-27 19:50:40,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:40,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,155 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:40,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:40,194 INFO L85 PathProgramCache]: Analyzing trace with hash 789841374, now seen corresponding path program 1 times [2024-11-27 19:50:40,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:40,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576848602] [2024-11-27 19:50:40,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,206 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:40,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:40,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1499953857, now seen corresponding path program 1 times [2024-11-27 19:50:40,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:40,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730486482] [2024-11-27 19:50:40,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:40,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:40,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:40,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730486482] [2024-11-27 19:50:40,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730486482] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:40,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962801869] [2024-11-27 19:50:40,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:40,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:40,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,297 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-27 19:50:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:40,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:50:40,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:40,550 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:40,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962801869] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:40,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:40,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:50:40,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331646951] [2024-11-27 19:50:40,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:40,640 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:40,640 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:40,640 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:40,640 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:40,640 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:40,640 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,640 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:40,641 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:40,641 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration5_Loop [2024-11-27 19:50:40,641 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:40,641 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:40,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,780 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:40,780 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:40,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,782 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-27 19:50:40,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:40,791 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:40,818 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:40,819 INFO L401 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: [] [2024-11-27 19:50:40,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:40,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,831 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-27 19:50:40,835 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:40,836 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:40,856 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:40,856 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:40,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-27 19:50:40,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,872 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-27 19:50:40,877 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:40,878 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:40,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:40,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,905 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-27 19:50:40,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:40,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:40,926 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:40,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:40,933 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:40,933 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:40,933 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:40,933 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:40,933 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:40,933 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:40,933 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:40,933 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:40,933 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration5_Loop [2024-11-27 19:50:40,933 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:40,934 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:40,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:40,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:41,070 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:41,070 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:41,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:41,072 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:41,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-27 19:50:41,076 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 [2024-11-27 19:50:41,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:41,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:41,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:41,090 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-27 19:50:41,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:41,091 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-27 19:50:41,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:41,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:41,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-27 19:50:41,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:41,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:41,108 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:41,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-27 19:50:41,113 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 [2024-11-27 19:50:41,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:41,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:41,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:41,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:41,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:41,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:41,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:41,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:41,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-27 19:50:41,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:41,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:41,143 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:41,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-27 19:50:41,146 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 [2024-11-27 19:50:41,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:41,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:41,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:41,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:41,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:41,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:41,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:41,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:41,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:41,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:41,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:41,168 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:41,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-27 19:50:41,171 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 [2024-11-27 19:50:41,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:41,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:41,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:41,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:41,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:41,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:41,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:41,185 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:41,187 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:41,187 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:41,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:41,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:41,189 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:41,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-27 19:50:41,207 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:41,207 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:41,207 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:41,207 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op5~0#1) = -2*ULTIMATE.start_test_~op5~0#1 + 1 Supporting invariants [] [2024-11-27 19:50:41,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-27 19:50:41,216 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:41,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:41,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:41,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:41,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:41,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:41,465 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 [2024-11-27 19:50:41,465 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2155 states and 3673 transitions. cyclomatic complexity: 1558 Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:50:41,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2155 states and 3673 transitions. cyclomatic complexity: 1558. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 10339 states and 17534 transitions. Complement of second has 6 states. [2024-11-27 19:50:41,580 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 [2024-11-27 19:50:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:50:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 181 transitions. [2024-11-27 19:50:41,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 181 transitions. Stem has 23 letters. Loop has 10 letters. [2024-11-27 19:50:41,582 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:41,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 181 transitions. Stem has 33 letters. Loop has 10 letters. [2024-11-27 19:50:41,582 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:41,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 181 transitions. Stem has 23 letters. Loop has 20 letters. [2024-11-27 19:50:41,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:41,584 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10339 states and 17534 transitions. [2024-11-27 19:50:41,658 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 275 [2024-11-27 19:50:41,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-27 19:50:41,772 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10339 states to 10339 states and 17534 transitions. [2024-11-27 19:50:41,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 398 [2024-11-27 19:50:41,773 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 404 [2024-11-27 19:50:41,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10339 states and 17534 transitions. [2024-11-27 19:50:41,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:41,774 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10339 states and 17534 transitions. [2024-11-27 19:50:41,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10339 states and 17534 transitions. [2024-11-27 19:50:41,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10339 to 5800. [2024-11-27 19:50:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5800 states, 5800 states have (on average 1.7036206896551724) internal successors, (9881), 5799 states have internal predecessors, (9881), 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) [2024-11-27 19:50:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5800 states to 5800 states and 9881 transitions. [2024-11-27 19:50:41,946 INFO L240 hiAutomatonCegarLoop]: Abstraction has 5800 states and 9881 transitions. [2024-11-27 19:50:41,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:41,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:41,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:41,947 INFO L87 Difference]: Start difference. First operand 5800 states and 9881 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:50:42,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:42,083 INFO L93 Difference]: Finished difference Result 11272 states and 19020 transitions. [2024-11-27 19:50:42,083 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11272 states and 19020 transitions. [2024-11-27 19:50:42,162 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 328 [2024-11-27 19:50:42,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11272 states to 11272 states and 19020 transitions. [2024-11-27 19:50:42,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 467 [2024-11-27 19:50:42,252 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 467 [2024-11-27 19:50:42,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11272 states and 19020 transitions. [2024-11-27 19:50:42,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:50:42,253 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11272 states and 19020 transitions. [2024-11-27 19:50:42,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11272 states and 19020 transitions. [2024-11-27 19:50:42,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11272 to 11272. [2024-11-27 19:50:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11272 states, 11272 states have (on average 1.6873669268985096) internal successors, (19020), 11271 states have internal predecessors, (19020), 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) [2024-11-27 19:50:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11272 states to 11272 states and 19020 transitions. [2024-11-27 19:50:42,596 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11272 states and 19020 transitions. [2024-11-27 19:50:42,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:42,598 INFO L425 stractBuchiCegarLoop]: Abstraction has 11272 states and 19020 transitions. [2024-11-27 19:50:42,599 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-27 19:50:42,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11272 states and 19020 transitions. [2024-11-27 19:50:42,649 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 328 [2024-11-27 19:50:42,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:50:42,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:50:42,650 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] [2024-11-27 19:50:42,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:42,650 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(9, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(11, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(21, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(4, 19);call write~init~int#1(37, 19, 0, 1);call write~init~int#1(115, 19, 1, 1);call write~init~int#1(10, 19, 2, 1);call write~init~int#1(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_#t~nondet12#1;main_~retValue_acc~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;havoc valid_product_~retValue_acc~41#1;valid_product_~retValue_acc~41#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~41#1;" "main_#t~ret13#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~41#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret13#1;havoc main_#t~ret13#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 4, 0;havoc setup_#t~ret9#1;havoc setup_#t~ret9#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 5, 0;havoc setup_#t~ret10#1;havoc setup_#t~ret10#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_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume !(1 == setClientId_~handle#1);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 6, 0;havoc setup_#t~ret11#1;havoc setup_#t~ret11#1;" "havoc setup_#t~ret9#1, setup_#t~ret10#1, setup_#t~ret11#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#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~2#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" "assume !(0 != test_~tmp___9~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet15#1;test_~tmp___8~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1;" [2024-11-27 19:50:42,650 INFO L749 eck$LassoCheckResult]: Loop: "assume !(0 != test_~tmp___8~0#1);" "assume 0 == test_~op3~0#1;havoc test_#t~nondet16#1;test_~tmp___7~0#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1;" "assume !(0 != test_~tmp___7~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume !(0 == test_~op6~0#1);" "assume 0 == test_~op7~0#1;havoc test_#t~nondet20#1;test_~tmp___3~0#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume 0 != test_~tmp___3~0#1;test_~op7~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet14#1;test_~tmp___9~0#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1;" "assume !(0 != test_~tmp___9~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet15#1;test_~tmp___8~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1;" [2024-11-27 19:50:42,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:42,651 INFO L85 PathProgramCache]: Analyzing trace with hash 103383045, now seen corresponding path program 1 times [2024-11-27 19:50:42,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:42,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299847676] [2024-11-27 19:50:42,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:42,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:42,670 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:42,695 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:42,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:42,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1818310820, now seen corresponding path program 1 times [2024-11-27 19:50:42,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:42,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604663910] [2024-11-27 19:50:42,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:42,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:42,702 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:42,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:50:42,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:42,712 INFO L85 PathProgramCache]: Analyzing trace with hash -585179360, now seen corresponding path program 1 times [2024-11-27 19:50:42,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:50:42,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537043468] [2024-11-27 19:50:42,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:42,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:42,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:50:42,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537043468] [2024-11-27 19:50:42,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537043468] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:42,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914574617] [2024-11-27 19:50:42,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:42,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:42,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:42,786 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:42,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-11-27 19:50:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:43,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:50:43,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:43,043 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:50:43,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914574617] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:50:43,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:50:43,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:50:43,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276725986] [2024-11-27 19:50:43,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:50:43,158 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:43,158 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:43,158 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:43,158 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:43,158 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:50:43,158 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,158 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:43,159 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:43,159 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration6_Loop [2024-11-27 19:50:43,159 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:43,159 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:43,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,340 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:43,340 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:50:43,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,347 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-27 19:50:43,350 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:43,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:43,372 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:43,373 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet20#1=0} Honda state: {ULTIMATE.start_test_#t~nondet20#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:43,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,389 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-27 19:50:43,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:43,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:43,425 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:43,425 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:43,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,438 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-27 19:50:43,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:43,443 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:43,463 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:50:43,463 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:50:43,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,475 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-27 19:50:43,478 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:50:43,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:43,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-27 19:50:43,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,498 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-27 19:50:43,500 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:50:43,501 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:50:43,526 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:50:43,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-27 19:50:43,529 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:50:43,529 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:50:43,529 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:50:43,529 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:50:43,529 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:50:43,529 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,530 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:50:43,530 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:50:43,530 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec0_product05.cil.c_Iteration6_Loop [2024-11-27 19:50:43,530 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:50:43,530 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:50:43,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:50:43,718 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:50:43,718 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:50:43,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,724 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-27 19:50:43,726 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 [2024-11-27 19:50:43,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:43,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:43,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:43,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:43,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:43,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:43,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:43,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:43,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-27 19:50:43,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,760 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-27 19:50:43,765 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 [2024-11-27 19:50:43,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:43,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:43,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:43,781 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-27 19:50:43,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:43,782 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-27 19:50:43,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:43,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:43,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,799 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-27 19:50:43,807 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 [2024-11-27 19:50:43,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:43,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:43,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:43,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:43,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:43,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:43,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:43,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:50:43,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,843 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-27 19:50:43,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 19:50:43,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:50:43,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:50:43,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:50:43,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:50:43,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:50:43,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:50:43,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:50:43,867 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:50:43,872 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:50:43,872 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:50:43,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:43,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:43,876 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:43,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-27 19:50:43,880 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:50:43,880 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:50:43,880 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:50:43,880 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2024-11-27 19:50:43,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:43,894 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:50:43,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:44,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-27 19:50:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:44,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:44,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:44,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:50:44,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:50:44,347 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 [2024-11-27 19:50:44,347 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11272 states and 19020 transitions. cyclomatic complexity: 7916 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) [2024-11-27 19:50:44,596 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11272 states and 19020 transitions. cyclomatic complexity: 7916. 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 24937 states and 42309 transitions. Complement of second has 6 states. [2024-11-27 19:50:44,596 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 [2024-11-27 19:50:44,597 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) [2024-11-27 19:50:44,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 85 transitions. [2024-11-27 19:50:44,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 85 transitions. Stem has 24 letters. Loop has 13 letters. [2024-11-27 19:50:44,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:44,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 85 transitions. Stem has 37 letters. Loop has 13 letters. [2024-11-27 19:50:44,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:44,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 85 transitions. Stem has 24 letters. Loop has 26 letters. [2024-11-27 19:50:44,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:50:44,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24937 states and 42309 transitions. [2024-11-27 19:50:44,798 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 19:50:44,798 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24937 states to 0 states and 0 transitions. [2024-11-27 19:50:44,798 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-27 19:50:44,798 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-27 19:50:44,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-27 19:50:44,799 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 19:50:44,799 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:50:44,799 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:50:44,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:50:44,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:44,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:44,800 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2024-11-27 19:50:44,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:44,800 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2024-11-27 19:50:44,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2024-11-27 19:50:44,800 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 19:50:44,800 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 19:50:44,800 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-27 19:50:44,800 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-27 19:50:44,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-27 19:50:44,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 19:50:44,801 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:50:44,801 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:50:44,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:50:44,802 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:50:44,802 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-27 19:50:44,802 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-27 19:50:44,802 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 19:50:44,802 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-27 19:50:44,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.11 07:50:44 BoogieIcfgContainer [2024-11-27 19:50:44,818 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-27 19:50:44,819 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:50:44,819 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:50:44,820 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:50:44,820 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:32" (3/4) ... [2024-11-27 19:50:44,823 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 19:50:44,824 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:50:44,825 INFO L158 Benchmark]: Toolchain (without parser) took 14655.75ms. Allocated memory was 117.4MB in the beginning and 436.2MB in the end (delta: 318.8MB). Free memory was 90.6MB in the beginning and 304.9MB in the end (delta: -214.3MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2024-11-27 19:50:44,825 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:44,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1119.00ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 56.2MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-27 19:50:44,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.19ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 51.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:44,826 INFO L158 Benchmark]: Boogie Preprocessor took 80.15ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 47.1MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:44,826 INFO L158 Benchmark]: RCFGBuilder took 1360.78ms. Allocated memory is still 117.4MB. Free memory was 46.9MB in the beginning and 52.8MB in the end (delta: -5.9MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-11-27 19:50:44,827 INFO L158 Benchmark]: BuchiAutomizer took 11965.00ms. Allocated memory was 117.4MB in the beginning and 436.2MB in the end (delta: 318.8MB). Free memory was 52.8MB in the beginning and 305.7MB in the end (delta: -252.9MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2024-11-27 19:50:44,828 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 436.2MB. Free memory was 304.9MB in the beginning and 304.9MB in the end (delta: 9.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:44,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1119.00ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 56.2MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.19ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 51.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 80.15ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 47.1MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1360.78ms. Allocated memory is still 117.4MB. Free memory was 46.9MB in the beginning and 52.8MB in the end (delta: -5.9MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 11965.00ms. Allocated memory was 117.4MB in the beginning and 436.2MB in the end (delta: 318.8MB). Free memory was 52.8MB in the beginning and 305.7MB in the end (delta: -252.9MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 436.2MB. Free memory was 304.9MB in the beginning and 304.9MB in the end (delta: 9.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] - GenericResultAtLocation [Line: 202]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [202] - GenericResultAtLocation [Line: 211]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [211] - GenericResultAtLocation [Line: 403]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [403] - GenericResultAtLocation [Line: 815]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [815] - GenericResultAtLocation [Line: 1181]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [1181] - GenericResultAtLocation [Line: 1201]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1201] - GenericResultAtLocation [Line: 2279]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2279] - GenericResultAtLocation [Line: 2435]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2435] - GenericResultAtLocation [Line: 2452]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2452] - GenericResultAtLocation [Line: 2515]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2515] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * op1) + 1) and consists of 6 locations. One deterministic module has affine ranking function (((long long) -2 * op2) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * op3) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * op4) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * op5) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.8s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 7.0s. Construction of modules took 0.1s. Büchi inclusion checks took 3.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 6038 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.7s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1204 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1198 mSDsluCounter, 3117 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1701 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 130 IncrementalHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 1416 mSDtfsCounter, 130 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT4 SILN0 SILU0 SILI0 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp40 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-27 19:50:44,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2024-11-27 19:50:45,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-27 19:50:45,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-27 19:50:45,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:45,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-27 19:50:45,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 19:50:46,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaec92f-4511-47db-879b-76f301a2d276/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE