./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.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_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/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_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/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_6d5ad1b3-3922-464f-89f7-c01d03458ebc/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 1c5af94617941f44648ac9498189d5e73562b4cbf6ae0ea00b10262137b50bb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:41,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:41,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 19:50:41,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:41,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:41,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:41,182 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:41,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:41,183 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:41,183 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:41,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:41,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:41,185 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:41,185 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 19:50:41,187 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 19:50:41,187 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 19:50:41,187 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 19:50:41,187 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 19:50:41,187 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 19:50:41,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 19:50:41,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:41,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:41,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:41,189 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 19:50:41,190 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 19:50:41,190 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_6d5ad1b3-3922-464f-89f7-c01d03458ebc/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 -> 1c5af94617941f44648ac9498189d5e73562b4cbf6ae0ea00b10262137b50bb0 [2024-11-27 19:50:41,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:41,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:41,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:41,564 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:41,564 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:41,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2024-11-27 19:50:44,603 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/data/2c3449034/a221a957b4d14235b0bf81ac0f8bb4d7/FLAGe3f8d10c6 [2024-11-27 19:50:45,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:45,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2024-11-27 19:50:45,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/data/2c3449034/a221a957b4d14235b0bf81ac0f8bb4d7/FLAGe3f8d10c6 [2024-11-27 19:50:45,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/data/2c3449034/a221a957b4d14235b0bf81ac0f8bb4d7 [2024-11-27 19:50:45,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:45,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:45,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:45,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:45,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:45,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:45" (1/1) ... [2024-11-27 19:50:45,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf4e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:45, skipping insertion in model container [2024-11-27 19:50:45,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:45" (1/1) ... [2024-11-27 19:50:45,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:45,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:46,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:46,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2024-11-27 19:50:46,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [168] [2024-11-27 19:50:46,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [754] [2024-11-27 19:50:46,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1126] [2024-11-27 19:50:46,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1492] [2024-11-27 19:50:46,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1698] [2024-11-27 19:50:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2095] [2024-11-27 19:50:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2112] [2024-11-27 19:50:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2378] [2024-11-27 19:50:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [2387] [2024-11-27 19:50:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [3447] [2024-11-27 19:50:46,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:46,223 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:46,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46 WrapperNode [2024-11-27 19:50:46,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:46,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:46,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:46,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:46,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:46,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:49,721 INFO L138 Inliner]: procedures = 151, calls = 263, calls flagged for inlining = 188, calls inlined = 19853, statements flattened = 266538 [2024-11-27 19:50:49,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:49,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:49,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:49,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:49,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:49,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:50,351 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:51,218 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-27 19:50:51,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:51,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:52,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:52,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:53,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:53,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:53,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:54,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:54,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:54,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:54,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:54,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (1/1) ... [2024-11-27 19:50:54,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:50:54,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:54,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:54,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:50:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:50:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 19:50:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 19:50:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:54,474 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:54,476 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:51:58,587 INFO L? ?]: Removed 135428 outVars from TransFormulas that were not future-live. [2024-11-27 19:51:58,587 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:51:58,999 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:51:59,000 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:51:59,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:51:59 BoogieIcfgContainer [2024-11-27 19:51:59,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:51:59,003 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 19:51:59,003 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 19:51:59,009 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 19:51:59,009 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:51:59,010 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 07:50:45" (1/3) ... [2024-11-27 19:51:59,011 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@661981f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 07:51:59, skipping insertion in model container [2024-11-27 19:51:59,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:51:59,012 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:46" (2/3) ... [2024-11-27 19:51:59,012 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@661981f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 07:51:59, skipping insertion in model container [2024-11-27 19:51:59,013 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 19:51:59,013 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:51:59" (3/3) ... [2024-11-27 19:51:59,014 INFO L363 chiAutomizerObserver]: Analyzing ICFG email_spec11_productSimulator.cil.c [2024-11-27 19:51:59,524 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 19:51:59,525 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 19:51:59,525 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 19:51:59,525 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 19:51:59,525 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 19:51:59,525 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 19:51:59,525 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 19:51:59,526 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 19:51:59,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 42453 states, 42452 states have (on average 1.5233204560444737) internal successors, (64668), 42452 states have internal predecessors, (64668), 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 19:52:00,313 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 292 [2024-11-27 19:52:00,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:00,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:00,324 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:00,324 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 19:52:00,325 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-27 19:52:00,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 42453 states, 42452 states have (on average 1.5233204560444737) internal successors, (64668), 42452 states have internal predecessors, (64668), 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 19:52:00,827 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 292 [2024-11-27 19:52:00,827 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:00,827 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:00,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:00,831 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 19:52:00,841 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume !(0 == ~__SELECTED_FEATURE_Encrypt~0);" "assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~0#1 := 0;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" [2024-11-27 19:52:00,841 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~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" "assume 0 != test_~tmp___9~0#1;" "assume !(0 != ~__SELECTED_FEATURE_Keys~0);" "test_~op1~0#1 := 1;" [2024-11-27 19:52:00,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:00,849 INFO L85 PathProgramCache]: Analyzing trace with hash 992852765, now seen corresponding path program 1 times [2024-11-27 19:52:00,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:00,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969670577] [2024-11-27 19:52:00,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:00,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:01,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:01,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969670577] [2024-11-27 19:52:01,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969670577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:01,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403188727] [2024-11-27 19:52:01,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:01,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:01,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:01,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:01,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:52:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:05,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 19:52:05,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:06,051 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:06,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403188727] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:06,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:06,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2024-11-27 19:52:06,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804865163] [2024-11-27 19:52:06,119 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:06,124 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 19:52:06,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:06,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1768195402, now seen corresponding path program 1 times [2024-11-27 19:52:06,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:06,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683064750] [2024-11-27 19:52:06,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:06,209 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:06,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:06,359 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:06,359 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:06,360 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:06,360 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:06,361 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:06,361 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,361 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:06,361 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:06,361 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration1_Loop [2024-11-27 19:52:06,361 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:06,362 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:06,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,475 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:06,475 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:06,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:06,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-27 19:52:06,486 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:06,486 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:06,511 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:06,512 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 19:52:06,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-27 19:52:06,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,523 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:06,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-27 19:52:06,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:06,529 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:06,548 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:06,548 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:06,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:06,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,560 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:06,565 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:06,565 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:06,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-27 19:52:06,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,598 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:06,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-27 19:52:06,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:06,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:06,622 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:06,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-27 19:52:06,631 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:06,631 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:06,632 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:06,632 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:06,632 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:06,633 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,633 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:06,633 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:06,633 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration1_Loop [2024-11-27 19:52:06,633 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:06,633 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:06,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:06,712 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:06,716 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:06,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,720 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:06,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-27 19:52:06,724 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 19:52:06,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:06,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:06,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:06,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:06,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:06,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:06,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:06,750 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:06,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:06,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:06,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:06,761 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:07,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-27 19:52:07,084 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 19:52:07,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:07,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:07,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:07,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:07,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:07,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:07,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:07,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:07,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:07,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:07,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:07,116 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:07,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-27 19:52:07,120 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 19:52:07,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:07,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:07,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:07,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:07,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:07,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:07,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:07,141 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:07,145 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:07,148 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:07,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:07,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:07,155 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:07,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-27 19:52:07,157 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:07,158 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:07,158 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:07,158 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 19:52:07,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:07,170 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:07,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:07,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:07,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:07,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:07,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:07,493 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 19:52:07,523 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 19:52:07,567 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 42453 states, 42452 states have (on average 1.5233204560444737) internal successors, (64668), 42452 states have internal predecessors, (64668), 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 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:09,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-27 19:52:13,623 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 42453 states, 42452 states have (on average 1.5233204560444737) internal successors, (64668), 42452 states have internal predecessors, (64668), 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 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 209501 states and 319569 transitions. Complement of second has 10 states. [2024-11-27 19:52:13,627 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 19:52:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 192111 transitions. [2024-11-27 19:52:13,832 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 192111 transitions. Stem has 33 letters. Loop has 6 letters. [2024-11-27 19:52:13,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:13,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 192111 transitions. Stem has 39 letters. Loop has 6 letters. [2024-11-27 19:52:13,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:13,834 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 192111 transitions. Stem has 33 letters. Loop has 12 letters. [2024-11-27 19:52:13,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:13,835 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 209501 states and 319569 transitions. [2024-11-27 19:52:14,853 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 477 [2024-11-27 19:52:14,864 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 209501 states to 1090 states and 1912 transitions. [2024-11-27 19:52:14,865 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 558 [2024-11-27 19:52:14,867 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 559 [2024-11-27 19:52:14,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1090 states and 1912 transitions. [2024-11-27 19:52:14,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:14,873 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1090 states and 1912 transitions. [2024-11-27 19:52:14,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states and 1912 transitions. [2024-11-27 19:52:14,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 613. [2024-11-27 19:52:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 613 states have (on average 1.7438825448613378) internal successors, (1069), 612 states have internal predecessors, (1069), 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 19:52:14,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 1069 transitions. [2024-11-27 19:52:14,927 INFO L240 hiAutomatonCegarLoop]: Abstraction has 613 states and 1069 transitions. [2024-11-27 19:52:14,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:52:14,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 19:52:14,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:52:14,935 INFO L87 Difference]: Start difference. First operand 613 states and 1069 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:15,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:52:15,103 INFO L93 Difference]: Finished difference Result 616 states and 1069 transitions. [2024-11-27 19:52:15,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 616 states and 1069 transitions. [2024-11-27 19:52:15,105 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 239 [2024-11-27 19:52:15,109 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 616 states to 613 states and 1060 transitions. [2024-11-27 19:52:15,109 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 320 [2024-11-27 19:52:15,110 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 320 [2024-11-27 19:52:15,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 613 states and 1060 transitions. [2024-11-27 19:52:15,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:15,111 INFO L218 hiAutomatonCegarLoop]: Abstraction has 613 states and 1060 transitions. [2024-11-27 19:52:15,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states and 1060 transitions. [2024-11-27 19:52:15,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 613. [2024-11-27 19:52:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 613 states have (on average 1.7292006525285482) internal successors, (1060), 612 states have internal predecessors, (1060), 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 19:52:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 1060 transitions. [2024-11-27 19:52:15,125 INFO L240 hiAutomatonCegarLoop]: Abstraction has 613 states and 1060 transitions. [2024-11-27 19:52:15,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 19:52:15,126 INFO L425 stractBuchiCegarLoop]: Abstraction has 613 states and 1060 transitions. [2024-11-27 19:52:15,126 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-27 19:52:15,126 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 613 states and 1060 transitions. [2024-11-27 19:52:15,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 239 [2024-11-27 19:52:15,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:15,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:15,129 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:15,129 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:15,130 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Decrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 == ~__SELECTED_FEATURE_Verify~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0#1 := 1;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" [2024-11-27 19:52:15,130 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~nondet111#1;test_~tmp___8~0#1 := test_#t~nondet111#1;havoc test_#t~nondet111#1;" "assume 0 != test_~tmp___8~0#1;" "assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0);" "test_~op2~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" [2024-11-27 19:52:15,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:15,131 INFO L85 PathProgramCache]: Analyzing trace with hash 648503073, now seen corresponding path program 1 times [2024-11-27 19:52:15,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:15,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061289465] [2024-11-27 19:52:15,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:15,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:15,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061289465] [2024-11-27 19:52:15,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061289465] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:15,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652848427] [2024-11-27 19:52:15,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:15,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:15,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:15,719 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:15,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-27 19:52:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:20,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 19:52:20,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:20,275 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:20,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652848427] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:20,314 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:20,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2024-11-27 19:52:20,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592935311] [2024-11-27 19:52:20,314 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:20,315 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 19:52:20,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:20,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1572830520, now seen corresponding path program 1 times [2024-11-27 19:52:20,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:20,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931854654] [2024-11-27 19:52:20,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:20,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:20,428 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:20,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:20,544 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:20,544 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:20,544 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:20,544 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:20,544 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:20,545 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,545 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:20,545 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:20,545 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration2_Loop [2024-11-27 19:52:20,545 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:20,545 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:20,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,628 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:20,628 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:20,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:20,630 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:20,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-27 19:52:20,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:20,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:20,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:20,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:20,662 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:20,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-27 19:52:20,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:20,667 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:20,687 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:20,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:20,697 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:20,697 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:20,697 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:20,697 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:20,697 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:20,697 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,698 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:20,698 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:20,698 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration2_Loop [2024-11-27 19:52:20,698 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:20,698 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:20,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:20,784 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:20,784 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:20,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:20,789 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:20,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-27 19:52:20,792 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 19:52:20,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:20,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:20,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:20,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:20,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:20,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:20,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:20,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:20,818 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:20,819 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:20,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:20,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:20,822 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:20,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-27 19:52:20,825 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:20,825 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:20,825 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:20,825 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 19:52:20,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-27 19:52:20,835 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:20,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:20,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:20,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:21,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:21,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:21,107 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 19:52:21,108 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 19:52:21,108 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 613 states and 1060 transitions. cyclomatic complexity: 449 Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:21,299 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 613 states and 1060 transitions. cyclomatic complexity: 449. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2185 states and 3851 transitions. Complement of second has 6 states. [2024-11-27 19:52:21,301 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 19:52:21,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1144 transitions. [2024-11-27 19:52:21,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1144 transitions. Stem has 40 letters. Loop has 7 letters. [2024-11-27 19:52:21,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:21,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1144 transitions. Stem has 47 letters. Loop has 7 letters. [2024-11-27 19:52:21,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:21,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1144 transitions. Stem has 40 letters. Loop has 14 letters. [2024-11-27 19:52:21,308 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:21,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2185 states and 3851 transitions. [2024-11-27 19:52:21,321 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 463 [2024-11-27 19:52:21,336 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2185 states to 2171 states and 3829 transitions. [2024-11-27 19:52:21,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 547 [2024-11-27 19:52:21,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 549 [2024-11-27 19:52:21,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2171 states and 3829 transitions. [2024-11-27 19:52:21,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:21,338 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2171 states and 3829 transitions. [2024-11-27 19:52:21,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2171 states and 3829 transitions. [2024-11-27 19:52:21,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2171 to 1136. [2024-11-27 19:52:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1136 states, 1136 states have (on average 1.7508802816901408) internal successors, (1989), 1135 states have internal predecessors, (1989), 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 19:52:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 1136 states and 1989 transitions. [2024-11-27 19:52:21,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1136 states and 1989 transitions. [2024-11-27 19:52:21,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:52:21,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 19:52:21,403 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-27 19:52:21,403 INFO L87 Difference]: Start difference. First operand 1136 states and 1989 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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 19:52:21,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:52:21,520 INFO L93 Difference]: Finished difference Result 1136 states and 1983 transitions. [2024-11-27 19:52:21,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1136 states and 1983 transitions. [2024-11-27 19:52:21,526 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 232 [2024-11-27 19:52:21,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1136 states to 1136 states and 1983 transitions. [2024-11-27 19:52:21,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 315 [2024-11-27 19:52:21,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 315 [2024-11-27 19:52:21,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1136 states and 1983 transitions. [2024-11-27 19:52:21,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:21,538 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1136 states and 1983 transitions. [2024-11-27 19:52:21,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states and 1983 transitions. [2024-11-27 19:52:21,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1136. [2024-11-27 19:52:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1136 states, 1136 states have (on average 1.7455985915492958) internal successors, (1983), 1135 states have internal predecessors, (1983), 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 19:52:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 1136 states and 1983 transitions. [2024-11-27 19:52:21,584 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1136 states and 1983 transitions. [2024-11-27 19:52:21,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:52:21,585 INFO L425 stractBuchiCegarLoop]: Abstraction has 1136 states and 1983 transitions. [2024-11-27 19:52:21,586 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-27 19:52:21,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1136 states and 1983 transitions. [2024-11-27 19:52:21,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 232 [2024-11-27 19:52:21,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:21,590 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:21,592 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:21,592 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:21,593 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Decrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 == ~__SELECTED_FEATURE_Verify~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0#1 := 1;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2024-11-27 19:52:21,595 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~nondet112#1;test_~tmp___7~0#1 := test_#t~nondet112#1;havoc test_#t~nondet112#1;" "assume 0 != test_~tmp___7~0#1;" "assume !(0 != ~__SELECTED_FEATURE_Keys~0);" "test_~op3~0#1 := 1;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2024-11-27 19:52:21,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:21,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1621221336, now seen corresponding path program 1 times [2024-11-27 19:52:21,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:21,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476669895] [2024-11-27 19:52:21,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:21,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:21,748 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:21,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:21,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:21,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1593265265, now seen corresponding path program 1 times [2024-11-27 19:52:21,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:21,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119195719] [2024-11-27 19:52:21,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:21,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:21,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:21,975 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:22,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:22,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:22,016 INFO L85 PathProgramCache]: Analyzing trace with hash -459123304, now seen corresponding path program 1 times [2024-11-27 19:52:22,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:22,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748171833] [2024-11-27 19:52:22,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:22,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:22,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:22,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748171833] [2024-11-27 19:52:22,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748171833] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:22,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413984228] [2024-11-27 19:52:22,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:22,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:22,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:22,235 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:22,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-27 19:52:23,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-27 19:52:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:26,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:52:26,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:26,769 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:26,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413984228] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:26,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:26,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:52:26,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794331755] [2024-11-27 19:52:26,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:26,830 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:26,830 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:26,830 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:26,830 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:26,830 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:26,830 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:26,830 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:26,830 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:26,830 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration3_Loop [2024-11-27 19:52:26,830 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:26,831 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:26,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,848 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,852 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:26,919 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:26,921 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:26,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:26,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:26,923 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:26,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-27 19:52:26,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:26,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:26,939 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:26,939 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:26,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:26,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:26,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:26,947 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:26,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-27 19:52:26,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:26,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:26,962 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:26,962 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet112#1=0} Honda state: {ULTIMATE.start_test_#t~nondet112#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:26,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:26,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:26,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:26,971 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:26,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-27 19:52:26,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:26,974 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:26,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:26,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:26,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:26,993 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:26,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-27 19:52:26,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:26,995 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:27,008 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:27,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-27 19:52:27,014 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:27,014 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:27,014 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:27,014 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:27,014 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:27,014 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:27,014 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:27,014 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:27,014 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration3_Loop [2024-11-27 19:52:27,014 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:27,014 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:27,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:27,106 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:27,106 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:27,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:27,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:27,111 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:27,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-27 19:52:27,114 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 19:52:27,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:27,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:27,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:27,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:27,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:27,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:27,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:27,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:27,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:27,146 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:27,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-27 19:52:27,149 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 19:52:27,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:27,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:27,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:27,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:27,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:27,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:27,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:27,166 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:27,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-27 19:52:27,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:27,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:27,177 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:27,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-27 19:52:27,183 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 19:52:27,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:27,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:27,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:27,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:27,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:27,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:27,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:27,201 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:27,204 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:27,204 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:27,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:27,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:27,206 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:27,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-27 19:52:27,212 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:27,212 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:27,212 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:27,212 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 19:52:27,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-27 19:52:27,221 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:27,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:27,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:27,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:27,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:27,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:27,464 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 19:52:27,465 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 19:52:27,465 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1136 states and 1983 transitions. cyclomatic complexity: 851 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:27,584 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1136 states and 1983 transitions. cyclomatic complexity: 851. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4718 states and 8350 transitions. Complement of second has 6 states. [2024-11-27 19:52:27,585 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 19:52:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:27,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1140 transitions. [2024-11-27 19:52:27,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1140 transitions. Stem has 43 letters. Loop has 8 letters. [2024-11-27 19:52:27,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:27,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1140 transitions. Stem has 51 letters. Loop has 8 letters. [2024-11-27 19:52:27,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:27,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1140 transitions. Stem has 43 letters. Loop has 16 letters. [2024-11-27 19:52:27,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:27,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4718 states and 8350 transitions. [2024-11-27 19:52:27,603 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 449 [2024-11-27 19:52:27,626 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4718 states to 4690 states and 8306 transitions. [2024-11-27 19:52:27,627 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 538 [2024-11-27 19:52:27,627 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 541 [2024-11-27 19:52:27,628 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4690 states and 8306 transitions. [2024-11-27 19:52:27,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:27,629 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4690 states and 8306 transitions. [2024-11-27 19:52:27,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states and 8306 transitions. [2024-11-27 19:52:27,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2411. [2024-11-27 19:52:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2411 states, 2411 states have (on average 1.7648278722521775) internal successors, (4255), 2410 states have internal predecessors, (4255), 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 19:52:27,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2411 states and 4255 transitions. [2024-11-27 19:52:27,694 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2411 states and 4255 transitions. [2024-11-27 19:52:27,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:52:27,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:52:27,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:52:27,696 INFO L87 Difference]: Start difference. First operand 2411 states and 4255 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:52:27,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:52:27,736 INFO L93 Difference]: Finished difference Result 4268 states and 7527 transitions. [2024-11-27 19:52:27,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4268 states and 7527 transitions. [2024-11-27 19:52:27,749 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 449 [2024-11-27 19:52:27,770 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4268 states to 4268 states and 7527 transitions. [2024-11-27 19:52:27,771 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 536 [2024-11-27 19:52:27,771 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 536 [2024-11-27 19:52:27,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4268 states and 7527 transitions. [2024-11-27 19:52:27,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:27,774 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4268 states and 7527 transitions. [2024-11-27 19:52:27,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4268 states and 7527 transitions. [2024-11-27 19:52:27,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4268 to 4268. [2024-11-27 19:52:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4268 states, 4268 states have (on average 1.763589503280225) internal successors, (7527), 4267 states have internal predecessors, (7527), 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 19:52:27,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 4268 states and 7527 transitions. [2024-11-27 19:52:27,851 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4268 states and 7527 transitions. [2024-11-27 19:52:27,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:52:27,853 INFO L425 stractBuchiCegarLoop]: Abstraction has 4268 states and 7527 transitions. [2024-11-27 19:52:27,855 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-27 19:52:27,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4268 states and 7527 transitions. [2024-11-27 19:52:27,863 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 449 [2024-11-27 19:52:27,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:27,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:27,864 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:27,864 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:27,865 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Decrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 == ~__SELECTED_FEATURE_Verify~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0#1 := 1;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" [2024-11-27 19:52:27,865 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~nondet113#1;test_~tmp___6~0#1 := test_#t~nondet113#1;havoc test_#t~nondet113#1;" "assume 0 != test_~tmp___6~0#1;" "assume !(0 != ~__SELECTED_FEATURE_Keys~0);" "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~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" [2024-11-27 19:52:27,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:27,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1281746463, now seen corresponding path program 1 times [2024-11-27 19:52:27,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:27,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79648395] [2024-11-27 19:52:27,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:27,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:27,997 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:28,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:28,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:28,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1734560597, now seen corresponding path program 1 times [2024-11-27 19:52:28,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:28,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348789834] [2024-11-27 19:52:28,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:28,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-27 19:52:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:28,326 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:28,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:28,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:28,361 INFO L85 PathProgramCache]: Analyzing trace with hash 619619315, now seen corresponding path program 1 times [2024-11-27 19:52:28,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:28,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35597789] [2024-11-27 19:52:28,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:28,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:28,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:28,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35597789] [2024-11-27 19:52:28,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35597789] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:28,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386041387] [2024-11-27 19:52:28,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:28,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:28,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:28,521 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:28,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-27 19:52:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:32,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:52:32,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:32,776 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:32,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386041387] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:32,790 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:32,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:52:32,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889443938] [2024-11-27 19:52:32,790 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:32,854 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:32,854 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:32,854 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:32,854 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:32,855 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:32,855 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:32,855 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:32,855 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:32,855 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration4_Loop [2024-11-27 19:52:32,855 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:32,855 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:32,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:32,973 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:32,974 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:32,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:32,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:32,977 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:32,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-27 19:52:32,981 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:32,981 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:32,996 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:32,996 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet110#1=0} Honda state: {ULTIMATE.start_test_#t~nondet110#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:33,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-27 19:52:33,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:33,007 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:33,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-27 19:52:33,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:33,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:33,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:33,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:33,038 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:33,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-27 19:52:33,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:33,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:33,061 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:33,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:33,070 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:33,070 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:33,070 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:33,070 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:33,070 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:33,070 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,070 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:33,070 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:33,070 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration4_Loop [2024-11-27 19:52:33,071 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:33,071 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:33,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:33,181 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:33,183 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:33,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:33,186 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:33,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-27 19:52:33,189 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 19:52:33,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:33,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:33,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:33,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:33,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:33,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:33,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:33,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:33,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-27 19:52:33,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:33,210 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:33,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-27 19:52:33,212 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 19:52:33,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:33,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:33,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:33,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:33,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:33,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:33,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:33,226 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:33,228 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:33,228 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:33,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:33,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:33,230 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:33,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-27 19:52:33,232 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:33,232 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:33,232 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:33,232 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 19:52:33,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-27 19:52:33,239 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:33,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:33,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:33,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:33,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:33,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:33,497 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 19:52:33,498 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 19:52:33,498 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4268 states and 7527 transitions. cyclomatic complexity: 3272 Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 19:52:33,647 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4268 states and 7527 transitions. cyclomatic complexity: 3272. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 16559 states and 29249 transitions. Complement of second has 6 states. [2024-11-27 19:52:33,647 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 19:52:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 19:52:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1093 transitions. [2024-11-27 19:52:33,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1093 transitions. Stem has 44 letters. Loop has 10 letters. [2024-11-27 19:52:33,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:33,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1093 transitions. Stem has 54 letters. Loop has 10 letters. [2024-11-27 19:52:33,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:33,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1093 transitions. Stem has 44 letters. Loop has 20 letters. [2024-11-27 19:52:33,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:33,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16559 states and 29249 transitions. [2024-11-27 19:52:33,706 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 764 [2024-11-27 19:52:33,799 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16559 states to 15998 states and 28246 transitions. [2024-11-27 19:52:33,799 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 868 [2024-11-27 19:52:33,801 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 871 [2024-11-27 19:52:33,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15998 states and 28246 transitions. [2024-11-27 19:52:33,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:33,801 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15998 states and 28246 transitions. [2024-11-27 19:52:33,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15998 states and 28246 transitions. [2024-11-27 19:52:34,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-27 19:52:34,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15998 to 8383. [2024-11-27 19:52:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8383 states, 8383 states have (on average 1.7652391745198617) internal successors, (14798), 8382 states have internal predecessors, (14798), 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 19:52:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8383 states to 8383 states and 14798 transitions. [2024-11-27 19:52:34,200 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8383 states and 14798 transitions. [2024-11-27 19:52:34,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:52:34,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:52:34,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:52:34,200 INFO L87 Difference]: Start difference. First operand 8383 states and 14798 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 19:52:34,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:52:34,275 INFO L93 Difference]: Finished difference Result 16248 states and 28698 transitions. [2024-11-27 19:52:34,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16248 states and 28698 transitions. [2024-11-27 19:52:34,325 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 764 [2024-11-27 19:52:34,395 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16248 states to 16248 states and 28698 transitions. [2024-11-27 19:52:34,395 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 866 [2024-11-27 19:52:34,397 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 866 [2024-11-27 19:52:34,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16248 states and 28698 transitions. [2024-11-27 19:52:34,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:34,397 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16248 states and 28698 transitions. [2024-11-27 19:52:34,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16248 states and 28698 transitions. [2024-11-27 19:52:34,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16248 to 16248. [2024-11-27 19:52:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16248 states, 16248 states have (on average 1.766248153618907) internal successors, (28698), 16247 states have internal predecessors, (28698), 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 19:52:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16248 states to 16248 states and 28698 transitions. [2024-11-27 19:52:34,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16248 states and 28698 transitions. [2024-11-27 19:52:34,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:52:34,655 INFO L425 stractBuchiCegarLoop]: Abstraction has 16248 states and 28698 transitions. [2024-11-27 19:52:34,655 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-27 19:52:34,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16248 states and 28698 transitions. [2024-11-27 19:52:34,687 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 764 [2024-11-27 19:52:34,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:34,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:34,688 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:34,688 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:34,689 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Decrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 == ~__SELECTED_FEATURE_Verify~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0#1 := 1;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" "assume !(0 != test_~tmp___9~0#1);" [2024-11-27 19:52:34,689 INFO L749 eck$LassoCheckResult]: Loop: "assume 0 == test_~op2~0#1;havoc test_#t~nondet111#1;test_~tmp___8~0#1 := test_#t~nondet111#1;havoc test_#t~nondet111#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~nondet114#1;test_~tmp___5~0#1 := test_#t~nondet114#1;havoc test_#t~nondet114#1;" "assume 0 != test_~tmp___5~0#1;" "assume !(0 != ~__SELECTED_FEATURE_Keys~0);" "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~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" "assume !(0 != test_~tmp___9~0#1);" [2024-11-27 19:52:34,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:34,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1079435268, now seen corresponding path program 1 times [2024-11-27 19:52:34,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:34,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390148700] [2024-11-27 19:52:34,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:34,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:34,774 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:34,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:34,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:34,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1379274197, now seen corresponding path program 1 times [2024-11-27 19:52:34,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:34,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184066695] [2024-11-27 19:52:34,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:34,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:34,911 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:34,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:34,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:34,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1906711122, now seen corresponding path program 1 times [2024-11-27 19:52:34,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:34,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390757423] [2024-11-27 19:52:34,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:34,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:35,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:35,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390757423] [2024-11-27 19:52:35,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390757423] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:35,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123236605] [2024-11-27 19:52:35,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:35,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:35,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:35,071 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:35,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-11-27 19:52:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:39,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:52:39,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:39,525 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:39,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123236605] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:39,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:39,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:52:39,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141544365] [2024-11-27 19:52:39,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:39,602 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:39,602 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:39,602 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:39,602 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:39,602 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:39,603 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,603 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:39,603 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:39,603 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration5_Loop [2024-11-27 19:52:39,603 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:39,603 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:39,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,737 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:39,738 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:39,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:39,743 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:39,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-27 19:52:39,746 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:39,746 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:39,774 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:39,774 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 19:52:39,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-27 19:52:39,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:39,784 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:39,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-27 19:52:39,788 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:39,788 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:39,805 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:39,805 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 19:52:39,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:39,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:39,816 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:39,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-27 19:52:39,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:39,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:39,838 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:39,838 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet111#1=0} Honda state: {ULTIMATE.start_test_#t~nondet111#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:39,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:39,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:39,849 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:39,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-27 19:52:39,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:39,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:39,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:39,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:39,879 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:39,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-27 19:52:39,883 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:39,883 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:39,904 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:39,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:39,913 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:39,913 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:39,914 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:39,914 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:39,914 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:39,914 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:39,914 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:39,914 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:39,914 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration5_Loop [2024-11-27 19:52:39,914 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:39,914 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:39,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:39,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:40,038 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:40,039 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:40,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:40,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:40,041 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:40,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-27 19:52:40,045 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 19:52:40,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:40,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:40,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:40,060 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-27 19:52:40,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:40,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-27 19:52:40,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:40,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:40,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-27 19:52:40,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:40,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:40,077 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:40,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-27 19:52:40,081 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 19:52:40,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:40,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:40,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:40,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:40,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:40,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:40,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:40,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:40,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:40,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:40,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:40,112 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:40,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-27 19:52:40,117 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 19:52:40,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:40,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:40,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:40,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:40,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:40,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:40,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:40,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:40,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:40,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:40,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:40,139 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:40,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-27 19:52:40,141 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 19:52:40,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:40,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:40,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:40,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:40,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:40,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:40,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:40,156 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:40,158 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:40,158 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:40,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:40,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:40,160 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:40,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-27 19:52:40,163 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:40,163 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:40,163 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:40,163 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 19:52:40,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-27 19:52:40,169 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:40,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:40,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:40,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:40,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:40,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:40,452 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 19:52:40,452 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 19:52:40,452 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16248 states and 28698 transitions. cyclomatic complexity: 12490 Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 19:52:40,812 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16248 states and 28698 transitions. cyclomatic complexity: 12490. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 73406 states and 129546 transitions. Complement of second has 6 states. [2024-11-27 19:52:40,813 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 19:52:40,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 19:52:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1610 transitions. [2024-11-27 19:52:40,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1610 transitions. Stem has 45 letters. Loop has 12 letters. [2024-11-27 19:52:40,816 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:40,816 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1610 transitions. Stem has 57 letters. Loop has 12 letters. [2024-11-27 19:52:40,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:40,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1610 transitions. Stem has 45 letters. Loop has 24 letters. [2024-11-27 19:52:40,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:40,817 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73406 states and 129546 transitions. [2024-11-27 19:52:41,031 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1641 [2024-11-27 19:52:41,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-27 19:52:41,610 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73406 states to 71063 states and 125357 transitions. [2024-11-27 19:52:41,610 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1823 [2024-11-27 19:52:41,612 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1829 [2024-11-27 19:52:41,613 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71063 states and 125357 transitions. [2024-11-27 19:52:41,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:41,613 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71063 states and 125357 transitions. [2024-11-27 19:52:41,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71063 states and 125357 transitions. [2024-11-27 19:52:42,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71063 to 40974. [2024-11-27 19:52:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40974 states, 40974 states have (on average 1.766046761360863) internal successors, (72362), 40973 states have internal predecessors, (72362), 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 19:52:42,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40974 states to 40974 states and 72362 transitions. [2024-11-27 19:52:42,274 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40974 states and 72362 transitions. [2024-11-27 19:52:42,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 19:52:42,275 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:52:42,275 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:52:42,275 INFO L87 Difference]: Start difference. First operand 40974 states and 72362 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 19:52:42,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:52:42,592 INFO L93 Difference]: Finished difference Result 80875 states and 142820 transitions. [2024-11-27 19:52:42,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80875 states and 142820 transitions. [2024-11-27 19:52:43,374 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2020 [2024-11-27 19:52:43,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80875 states to 80875 states and 142820 transitions. [2024-11-27 19:52:43,618 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2218 [2024-11-27 19:52:43,621 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2218 [2024-11-27 19:52:43,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80875 states and 142820 transitions. [2024-11-27 19:52:43,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 19:52:43,629 INFO L218 hiAutomatonCegarLoop]: Abstraction has 80875 states and 142820 transitions. [2024-11-27 19:52:43,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80875 states and 142820 transitions. [2024-11-27 19:52:44,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80875 to 80875. [2024-11-27 19:52:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80875 states, 80875 states have (on average 1.765935085007728) internal successors, (142820), 80874 states have internal predecessors, (142820), 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 19:52:44,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80875 states to 80875 states and 142820 transitions. [2024-11-27 19:52:44,911 INFO L240 hiAutomatonCegarLoop]: Abstraction has 80875 states and 142820 transitions. [2024-11-27 19:52:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:52:44,912 INFO L425 stractBuchiCegarLoop]: Abstraction has 80875 states and 142820 transitions. [2024-11-27 19:52:44,912 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-27 19:52:44,912 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 80875 states and 142820 transitions. [2024-11-27 19:52:45,069 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2020 [2024-11-27 19:52:45,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 19:52:45,070 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 19:52:45,072 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:45,073 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:52:45,073 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(36, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(11, 7);call #Ultimate.allocInit(4, 8);call write~init~int#1(37, 8, 0, 1);call write~init~int#1(100, 8, 1, 1);call write~init~int#1(10, 8, 2, 1);call write~init~int#1(0, 8, 3, 1);call #Ultimate.allocInit(4, 9);call write~init~int#2(37, 9, 0, 1);call write~init~int#2(100, 9, 1, 1);call write~init~int#2(10, 9, 2, 1);call write~init~int#2(0, 9, 3, 1);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(21, 15);call #Ultimate.allocInit(30, 16);call #Ultimate.allocInit(9, 17);call #Ultimate.allocInit(25, 18);call #Ultimate.allocInit(30, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(25, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(12, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(18, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(25, 30);call #Ultimate.allocInit(4, 31);call write~init~int#3(37, 31, 0, 1);call write~init~int#3(115, 31, 1, 1);call write~init~int#3(10, 31, 2, 1);call write~init~int#3(0, 31, 3, 1);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 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;~__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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret5#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret5#1;havoc select_features_#t~ret5#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret6#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret6#1;havoc select_features_#t~ret6#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret7#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret7#1;havoc select_features_#t~ret7#1;~__SELECTED_FEATURE_AutoResponder~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret8#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret8#1;havoc select_features_#t~ret8#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret9#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret9#1;havoc select_features_#t~ret9#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret10#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret10#1;havoc select_features_#t~ret10#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret11#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret11#1;havoc select_features_#t~ret11#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~0#1;havoc select_one_#t~nondet4#1;select_one_~choice~0#1 := select_one_#t~nondet4#1;havoc select_one_#t~nondet4#1;select_one_~retValue_acc~0#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~0#1;" "select_features_#t~ret12#1 := select_one_#res#1;havoc select_one_#t~nondet4#1, select_one_~retValue_acc~0#1, select_one_~choice~0#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret12#1;havoc select_features_#t~ret12#1;" "havoc select_features_#t~ret5#1, select_features_#t~ret6#1, select_features_#t~ret7#1, select_features_#t~ret8#1, select_features_#t~ret9#1, select_features_#t~ret10#1, select_features_#t~ret11#1, select_features_#t~ret12#1;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~tmp~0#1;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Decrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Encrypt~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 == ~__SELECTED_FEATURE_Verify~0;" "assume 0 == ~__SELECTED_FEATURE_Sign~0;" "assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0#1 := 1;" "valid_product_~retValue_acc~1#1 := valid_product_~tmp~0#1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret52#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1, valid_product_~tmp~0#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret52#1;havoc main_#t~ret52#1;" "assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true;havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~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__before__Keys_~bob___0#1;havoc setup_bob__before__Keys_#in~bob___0#1;assume { :end_inline_setup_bob__before__Keys } 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 := 5, 0;havoc setup_#t~ret49#1;havoc setup_#t~ret49#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~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__before__Keys_~rjh___0#1;havoc setup_rjh__before__Keys_#in~rjh___0#1;assume { :end_inline_setup_rjh__before__Keys } 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 := 6, 0;havoc setup_#t~ret50#1;havoc setup_#t~ret50#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 !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~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__before__Keys_~chuck___0#1;havoc setup_chuck__before__Keys_#in~chuck___0#1;assume { :end_inline_setup_chuck__before__Keys } 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 := 7, 0;havoc setup_#t~ret51#1;havoc setup_#t~ret51#1;" "havoc setup_#t~ret49#1, setup_#t~ret50#1, setup_#t~ret51#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~nondet110#1, test_#t~nondet111#1, test_#t~nondet112#1, test_#t~nondet113#1, test_#t~nondet114#1, test_#t~nondet115#1, test_#t~nondet116#1, test_#t~nondet117#1, test_#t~nondet118#1, test_#t~nondet119#1, test_#t~nondet120#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~24#1, test_~tmp___0~9#1, test_~tmp___1~5#1, test_~tmp___2~4#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~24#1;havoc test_~tmp___0~9#1;havoc test_~tmp___1~5#1;havoc test_~tmp___2~4#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" "assume test_~splverifierCounter~0#1 < 4;" "test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" "assume !(0 != test_~tmp___9~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet111#1;test_~tmp___8~0#1 := test_#t~nondet111#1;havoc test_#t~nondet111#1;" [2024-11-27 19:52:45,073 INFO L749 eck$LassoCheckResult]: Loop: "assume !(0 != test_~tmp___8~0#1);" "assume 0 == test_~op3~0#1;havoc test_#t~nondet112#1;test_~tmp___7~0#1 := test_#t~nondet112#1;havoc test_#t~nondet112#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;havoc test_#t~nondet115#1;test_~tmp___4~1#1 := test_#t~nondet115#1;havoc test_#t~nondet115#1;" "assume 0 != test_~tmp___4~1#1;" "assume !(0 != ~__SELECTED_FEATURE_Forward~0);" "test_~op6~0#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~nondet110#1;test_~tmp___9~0#1 := test_#t~nondet110#1;havoc test_#t~nondet110#1;" "assume !(0 != test_~tmp___9~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet111#1;test_~tmp___8~0#1 := test_#t~nondet111#1;havoc test_#t~nondet111#1;" [2024-11-27 19:52:45,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:45,074 INFO L85 PathProgramCache]: Analyzing trace with hash -897244474, now seen corresponding path program 1 times [2024-11-27 19:52:45,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:45,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366537929] [2024-11-27 19:52:45,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:45,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:45,161 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:45,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:45,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:45,224 INFO L85 PathProgramCache]: Analyzing trace with hash -2021950217, now seen corresponding path program 1 times [2024-11-27 19:52:45,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:45,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859397992] [2024-11-27 19:52:45,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:45,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:45,295 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:52:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:52:45,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 19:52:45,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:45,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1328931580, now seen corresponding path program 1 times [2024-11-27 19:52:45,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 19:52:45,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183103096] [2024-11-27 19:52:45,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:52:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:45,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 19:52:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183103096] [2024-11-27 19:52:45,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183103096] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:52:45,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048635887] [2024-11-27 19:52:45,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:45,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:52:45,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:45,463 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:52:45,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-11-27 19:52:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:49,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 19:52:49,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:49,986 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 19:52:50,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048635887] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 19:52:50,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 19:52:50,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-27 19:52:50,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124238748] [2024-11-27 19:52:50,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 19:52:50,087 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:50,087 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:50,087 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:50,087 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:50,087 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 19:52:50,087 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,087 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:50,087 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:50,087 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration6_Loop [2024-11-27 19:52:50,087 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:50,088 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:50,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,226 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:50,226 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 19:52:50,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,230 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-27 19:52:50,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:50,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:50,244 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:50,244 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet110#1=0} Honda state: {ULTIMATE.start_test_#t~nondet110#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:50,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-27 19:52:50,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,253 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-27 19:52:50,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:50,255 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:50,267 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 19:52:50,267 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet115#1=0} Honda state: {ULTIMATE.start_test_#t~nondet115#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 19:52:50,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:50,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,276 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-27 19:52:50,279 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 19:52:50,279 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:50,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-27 19:52:50,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,297 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-27 19:52:50,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 19:52:50,300 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 19:52:50,313 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 19:52:50,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-27 19:52:50,318 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 19:52:50,318 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 19:52:50,318 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 19:52:50,318 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 19:52:50,318 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 19:52:50,318 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,319 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 19:52:50,319 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 19:52:50,319 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration6_Loop [2024-11-27 19:52:50,319 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 19:52:50,319 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 19:52:50,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 19:52:50,449 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 19:52:50,449 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 19:52:50,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,451 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-27 19:52:50,453 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 19:52:50,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:50,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:50,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:50,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:50,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:50,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:50,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:50,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:50,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-27 19:52:50,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,473 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-27 19:52:50,475 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 19:52:50,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:50,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:50,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:50,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:50,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:50,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:50,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:50,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:50,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-27 19:52:50,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,495 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-27 19:52:50,498 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 19:52:50,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:50,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:50,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:50,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:50,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:50,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:50,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:50,511 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 19:52:50,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-27 19:52:50,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,518 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-27 19:52:50,522 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 19:52:50,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 19:52:50,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 19:52:50,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 19:52:50,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 19:52:50,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 19:52:50,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 19:52:50,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 19:52:50,535 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 19:52:50,538 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-27 19:52:50,538 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-27 19:52:50,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 19:52:50,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:52:50,539 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 19:52:50,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-27 19:52:50,542 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 19:52:50,542 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 19:52:50,542 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 19:52:50,542 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2024-11-27 19:52:50,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-27 19:52:50,552 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 19:52:50,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:50,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:52:50,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:52:50,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 19:52:50,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:52:50,806 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 19:52:50,807 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 19:52:50,807 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 80875 states and 142820 transitions. cyclomatic complexity: 62113 Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 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 19:52:51,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5ad1b3-3922-464f-89f7-c01d03458ebc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-27 19:52:52,088 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 80875 states and 142820 transitions. cyclomatic complexity: 62113. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 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 352528 states and 623015 transitions. Complement of second has 6 states. [2024-11-27 19:52:52,089 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 19:52:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 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 19:52:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1242 transitions. [2024-11-27 19:52:52,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 46 letters. Loop has 14 letters. [2024-11-27 19:52:52,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:52,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 60 letters. Loop has 14 letters. [2024-11-27 19:52:52,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:52,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 46 letters. Loop has 28 letters. [2024-11-27 19:52:52,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 19:52:52,090 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 352528 states and 623015 transitions.