./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 23:01:47,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 23:01:47,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 23:01:47,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 23:01:47,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 23:01:47,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 23:01:47,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 23:01:47,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 23:01:47,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 23:01:47,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 23:01:47,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 23:01:47,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 23:01:47,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 23:01:47,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 23:01:47,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 23:01:47,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 23:01:47,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 23:01:47,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 23:01:47,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 23:01:47,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 23:01:47,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 23:01:47,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 23:01:47,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 23:01:47,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 23:01:47,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 23:01:47,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 23:01:47,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 23:01:47,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 23:01:47,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 23:01:47,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 23:01:47,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 23:01:47,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 23:01:47,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 23:01:47,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 23:01:47,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 23:01:47,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 23:01:47,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 23:01:47,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 23:01:47,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 23:01:47,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 23:01:47,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 23:01:47,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 23:01:47,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 23:01:47,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 23:01:47,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 23:01:47,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 23:01:47,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 23:01:47,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 23:01:47,622 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 23:01:47,622 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 23:01:47,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 23:01:47,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 23:01:47,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 23:01:47,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 23:01:47,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 23:01:47,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 23:01:47,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 23:01:47,625 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 23:01:47,626 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2021-12-06 23:01:47,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 23:01:47,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 23:01:47,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 23:01:47,835 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 23:01:47,836 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 23:01:47,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-12-06 23:01:47,889 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/data/6255dfee0/d0be7d538c274f219d4659ca73a9c67a/FLAGdb8bcc5e3 [2021-12-06 23:01:48,350 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 23:01:48,350 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-12-06 23:01:48,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/data/6255dfee0/d0be7d538c274f219d4659ca73a9c67a/FLAGdb8bcc5e3 [2021-12-06 23:01:48,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/data/6255dfee0/d0be7d538c274f219d4659ca73a9c67a [2021-12-06 23:01:48,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 23:01:48,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 23:01:48,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 23:01:48,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 23:01:48,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 23:01:48,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:48,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588426e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48, skipping insertion in model container [2021-12-06 23:01:48,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:48,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 23:01:48,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 23:01:48,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-12-06 23:01:48,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:01:48,812 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 23:01:48,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-12-06 23:01:48,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:01:48,922 INFO L208 MainTranslator]: Completed translation [2021-12-06 23:01:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48 WrapperNode [2021-12-06 23:01:48,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 23:01:48,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 23:01:48,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 23:01:48,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 23:01:48,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:48,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,019 INFO L137 Inliner]: procedures = 128, calls = 208, calls flagged for inlining = 117, calls inlined = 141, statements flattened = 2123 [2021-12-06 23:01:49,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 23:01:49,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 23:01:49,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 23:01:49,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 23:01:49,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 23:01:49,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 23:01:49,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 23:01:49,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 23:01:49,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (1/1) ... [2021-12-06 23:01:49,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:49,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:49,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:49,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 23:01:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-12-06 23:01:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 23:01:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 23:01:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 23:01:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 23:01:49,273 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 23:01:49,274 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 23:01:50,012 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:01:50,026 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:01:50,026 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 23:01:50,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:01:50 BoogieIcfgContainer [2021-12-06 23:01:50,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:01:50,030 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 23:01:50,030 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 23:01:50,033 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 23:01:50,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:01:50,034 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 11:01:48" (1/3) ... [2021-12-06 23:01:50,035 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@705f8de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 11:01:50, skipping insertion in model container [2021-12-06 23:01:50,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:01:50,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:01:48" (2/3) ... [2021-12-06 23:01:50,036 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@705f8de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 11:01:50, skipping insertion in model container [2021-12-06 23:01:50,036 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:01:50,036 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:01:50" (3/3) ... [2021-12-06 23:01:50,037 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec3_product18.cil.c [2021-12-06 23:01:50,080 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 23:01:50,080 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 23:01:50,081 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 23:01:50,081 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 23:01:50,081 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 23:01:50,081 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 23:01:50,081 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 23:01:50,081 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 23:01:50,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 488 states, 487 states have (on average 1.6899383983572895) internal successors, (823), 487 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:50,146 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2021-12-06 23:01:50,146 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:50,146 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:50,153 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:50,153 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:50,153 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 23:01:50,154 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 488 states, 487 states have (on average 1.6899383983572895) internal successors, (823), 487 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:50,164 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2021-12-06 23:01:50,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:50,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:50,165 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:50,166 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:50,170 INFO L791 eck$LassoCheckResult]: Stem: 473#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 400#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 34#L85true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 264#L78true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 277#L93true main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 111#L1337true assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 187#L1161true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 296#L1167-2true assume { :end_inline_setClientId } true; 105#L1214true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 441#L726true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 229#L732-2true assume { :end_inline_setClientPrivateKey } true; 469#L1225true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 408#L1161-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 197#L1167-5true assume { :end_inline_setClientId } true; 411#L1235true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 196#L726-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 11#L732-5true assume { :end_inline_setClientPrivateKey } true; 282#L1246true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 61#L1161-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 46#L1167-8true assume { :end_inline_setClientId } true; 281#L1256true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 333#L726-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 118#L732-8true assume { :end_inline_setClientPrivateKey } true; 270#L1267true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 221#L1324true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 141#L2794-1true [2021-12-06 23:01:50,170 INFO L793 eck$LassoCheckResult]: Loop: 141#L2794-1true assume !false; 236#L2649true assume test_~splverifierCounter~0#1 < 4; 335#L2650true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 126#L2656true assume !(0 == test_~op1~0#1); 87#L2669true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet77#1;havoc test_#t~nondet77#1; 307#L2674true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 453#L679true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 485#L685-2true assume { :end_inline_setClientAutoResponse } true; 97#L1467true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 141#L2794-1true [2021-12-06 23:01:50,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:50,175 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-12-06 23:01:50,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:50,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318387458] [2021-12-06 23:01:50,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:50,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:50,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:50,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318387458] [2021-12-06 23:01:50,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318387458] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:50,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:50,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 23:01:50,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564026534] [2021-12-06 23:01:50,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:50,365 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:50,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:50,365 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-12-06 23:01:50,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:50,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939881461] [2021-12-06 23:01:50,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:50,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:50,375 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:50,399 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:50,479 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:50,480 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:50,480 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:50,480 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:50,480 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:50,480 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,480 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:50,480 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:50,480 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration1_Loop [2021-12-06 23:01:50,480 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:50,480 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:50,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,586 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:50,587 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:50,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 23:01:50,591 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:50,591 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:50,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:50,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 23:01:50,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:50,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:50,637 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:50,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 23:01:50,660 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:50,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:50,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:50,660 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:50,660 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:50,660 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:50,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:50,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration1_Loop [2021-12-06 23:01:50,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:50,661 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:50,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:50,765 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:50,769 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:50,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,772 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 23:01:50,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:50,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:50,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:50,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:50,782 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:50,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:50,785 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:50,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:50,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:50,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:50,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,810 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 23:01:50,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:50,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:50,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:50,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:50,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:50,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:50,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:50,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:50,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:50,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 23:01:50,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,857 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 23:01:50,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:50,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:50,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:50,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:50,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:50,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:50,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:50,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:50,870 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:50,875 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:50,875 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:50,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:50,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:50,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:50,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 23:01:50,878 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:50,878 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:50,878 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:50,879 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2021-12-06 23:01:50,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 23:01:50,914 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:50,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:51,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:51,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:51,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:51,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:51,132 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-06 23:01:51,134 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 488 states, 487 states have (on average 1.6899383983572895) internal successors, (823), 487 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:51,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 23:01:51,283 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 488 states, 487 states have (on average 1.6899383983572895) internal successors, (823), 487 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2049 states and 3453 transitions. Complement of second has 7 states. [2021-12-06 23:01:51,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:51,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1943 transitions. [2021-12-06 23:01:51,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1943 transitions. Stem has 25 letters. Loop has 9 letters. [2021-12-06 23:01:51,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:51,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1943 transitions. Stem has 34 letters. Loop has 9 letters. [2021-12-06 23:01:51,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:51,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1943 transitions. Stem has 25 letters. Loop has 18 letters. [2021-12-06 23:01:51,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:51,294 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2049 states and 3453 transitions. [2021-12-06 23:01:51,313 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-12-06 23:01:51,324 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2049 states to 911 states and 1619 transitions. [2021-12-06 23:01:51,325 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 471 [2021-12-06 23:01:51,326 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 472 [2021-12-06 23:01:51,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 911 states and 1619 transitions. [2021-12-06 23:01:51,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:51,327 INFO L681 BuchiCegarLoop]: Abstraction has 911 states and 1619 transitions. [2021-12-06 23:01:51,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states and 1619 transitions. [2021-12-06 23:01:51,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 478. [2021-12-06 23:01:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 478 states have (on average 1.7656903765690377) internal successors, (844), 477 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 844 transitions. [2021-12-06 23:01:51,371 INFO L704 BuchiCegarLoop]: Abstraction has 478 states and 844 transitions. [2021-12-06 23:01:51,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:51,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 23:01:51,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 23:01:51,374 INFO L87 Difference]: Start difference. First operand 478 states and 844 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:51,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:51,419 INFO L93 Difference]: Finished difference Result 933 states and 1650 transitions. [2021-12-06 23:01:51,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 23:01:51,420 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 933 states and 1650 transitions. [2021-12-06 23:01:51,429 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 434 [2021-12-06 23:01:51,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 933 states to 933 states and 1650 transitions. [2021-12-06 23:01:51,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 487 [2021-12-06 23:01:51,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 487 [2021-12-06 23:01:51,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 933 states and 1650 transitions. [2021-12-06 23:01:51,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:51,440 INFO L681 BuchiCegarLoop]: Abstraction has 933 states and 1650 transitions. [2021-12-06 23:01:51,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states and 1650 transitions. [2021-12-06 23:01:51,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 477. [2021-12-06 23:01:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 477 states have (on average 1.7610062893081762) internal successors, (840), 476 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 840 transitions. [2021-12-06 23:01:51,466 INFO L704 BuchiCegarLoop]: Abstraction has 477 states and 840 transitions. [2021-12-06 23:01:51,466 INFO L587 BuchiCegarLoop]: Abstraction has 477 states and 840 transitions. [2021-12-06 23:01:51,466 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 23:01:51,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 477 states and 840 transitions. [2021-12-06 23:01:51,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-12-06 23:01:51,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:51,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:51,470 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:51,470 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:51,471 INFO L791 eck$LassoCheckResult]: Stem: 4553#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 4523#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 4212#L85 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4181#L78 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 4182#L93 main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 4211#L1337 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4412#L1161 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4265#L1167-2 assume { :end_inline_setClientId } true; 4266#L1214 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4397#L726 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4507#L732-2 assume { :end_inline_setClientPrivateKey } true; 4552#L1225 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4526#L1161-2 assume !(1 == setClientId_~handle#1); 4113#L1164-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4114#L1167-5 assume { :end_inline_setClientId } true; 4529#L1235 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4530#L726-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4107#L732-5 assume { :end_inline_setClientPrivateKey } true; 4108#L1246 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4229#L1161-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4248#L1167-8 assume { :end_inline_setClientId } true; 4225#L1256 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 4226#L726-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4288#L732-8 assume { :end_inline_setClientPrivateKey } true; 4197#L1267 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 4198#L1324 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 4551#L2794-1 assume !false; 4472#L2649 [2021-12-06 23:01:51,471 INFO L793 eck$LassoCheckResult]: Loop: 4472#L2649 assume test_~splverifierCounter~0#1 < 4; 4393#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4394#L2656 assume !(0 == test_~op1~0#1); 4356#L2669 assume !(0 == test_~op2~0#1); 4292#L2683 assume !(0 == test_~op3~0#1); 4490#L2697 assume !(0 == test_~op4~0#1); 4475#L2711 assume !(0 == test_~op5~0#1); 4494#L2725 assume 0 == test_~op6~0#1;test_~tmp___4~1#1 := test_#t~nondet81#1;havoc test_#t~nondet81#1; 4187#L2730 assume 0 != test_~tmp___4~1#1;test_~op6~0#1 := 1; 4184#L2794-1 assume !false; 4472#L2649 [2021-12-06 23:01:51,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:51,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-12-06 23:01:51,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:51,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160542036] [2021-12-06 23:01:51,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:51,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:51,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:51,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160542036] [2021-12-06 23:01:51,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160542036] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:51,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:51,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 23:01:51,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022962079] [2021-12-06 23:01:51,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:51,570 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:51,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:51,570 INFO L85 PathProgramCache]: Analyzing trace with hash 892950433, now seen corresponding path program 1 times [2021-12-06 23:01:51,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:51,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252135368] [2021-12-06 23:01:51,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:51,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:51,579 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:51,591 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:51,641 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:51,641 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:51,641 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:51,641 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:51,641 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:51,641 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,641 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:51,642 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:51,642 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration2_Loop [2021-12-06 23:01:51,642 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:51,642 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:51,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,734 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:51,735 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:51,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,736 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 23:01:51,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:51,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:51,751 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:51,752 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:51,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 23:01:51,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,772 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 23:01:51,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:51,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:51,787 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:51,787 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:51,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 23:01:51,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,807 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 23:01:51,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:51,809 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:51,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 23:01:51,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,838 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 23:01:51,839 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:51,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:51,848 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:51,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 23:01:51,868 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:51,868 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:51,868 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:51,868 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:51,868 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:51,868 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,868 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:51,868 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:51,868 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration2_Loop [2021-12-06 23:01:51,868 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:51,868 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:51,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:51,938 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:51,938 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:51,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,939 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 23:01:51,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:51,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:51,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:51,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:51,947 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:51,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:51,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:51,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:51,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:51,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 23:01:51,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:51,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:51,970 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:51,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 23:01:51,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:51,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:51,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:51,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:51,979 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:51,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:51,980 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:51,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:51,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:52,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 23:01:52,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,002 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 23:01:52,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:52,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:52,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:52,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:52,011 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:52,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:52,012 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:52,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:52,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:52,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 23:01:52,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,033 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 23:01:52,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:52,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:52,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:52,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:52,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:52,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:52,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:52,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:52,045 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:52,048 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:52,048 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:52,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,049 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 23:01:52,050 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:52,050 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:52,050 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:52,050 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2021-12-06 23:01:52,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 23:01:52,069 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:52,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:52,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:52,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:52,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:52,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:52,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:52,212 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:01:52,212 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 477 states and 840 transitions. cyclomatic complexity: 365 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:52,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 477 states and 840 transitions. cyclomatic complexity: 365. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1801 states and 3203 transitions. Complement of second has 6 states. [2021-12-06 23:01:52,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 846 transitions. [2021-12-06 23:01:52,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 27 letters. Loop has 10 letters. [2021-12-06 23:01:52,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:52,271 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 37 letters. Loop has 10 letters. [2021-12-06 23:01:52,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:52,271 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 27 letters. Loop has 20 letters. [2021-12-06 23:01:52,272 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:52,272 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1801 states and 3203 transitions. [2021-12-06 23:01:52,286 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-12-06 23:01:52,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1801 states to 1801 states and 3203 transitions. [2021-12-06 23:01:52,301 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2021-12-06 23:01:52,302 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2021-12-06 23:01:52,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1801 states and 3203 transitions. [2021-12-06 23:01:52,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:52,303 INFO L681 BuchiCegarLoop]: Abstraction has 1801 states and 3203 transitions. [2021-12-06 23:01:52,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states and 3203 transitions. [2021-12-06 23:01:52,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 922. [2021-12-06 23:01:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 922 states have (on average 1.772234273318872) internal successors, (1634), 921 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1634 transitions. [2021-12-06 23:01:52,325 INFO L704 BuchiCegarLoop]: Abstraction has 922 states and 1634 transitions. [2021-12-06 23:01:52,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:52,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 23:01:52,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 23:01:52,326 INFO L87 Difference]: Start difference. First operand 922 states and 1634 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:52,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:52,415 INFO L93 Difference]: Finished difference Result 1781 states and 3153 transitions. [2021-12-06 23:01:52,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 23:01:52,416 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1781 states and 3153 transitions. [2021-12-06 23:01:52,425 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 425 [2021-12-06 23:01:52,436 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1781 states to 1781 states and 3153 transitions. [2021-12-06 23:01:52,436 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 476 [2021-12-06 23:01:52,436 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 476 [2021-12-06 23:01:52,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1781 states and 3153 transitions. [2021-12-06 23:01:52,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:52,440 INFO L681 BuchiCegarLoop]: Abstraction has 1781 states and 3153 transitions. [2021-12-06 23:01:52,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1781 states and 3153 transitions. [2021-12-06 23:01:52,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1781 to 922. [2021-12-06 23:01:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 922 states have (on average 1.7711496746203905) internal successors, (1633), 921 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1633 transitions. [2021-12-06 23:01:52,471 INFO L704 BuchiCegarLoop]: Abstraction has 922 states and 1633 transitions. [2021-12-06 23:01:52,471 INFO L587 BuchiCegarLoop]: Abstraction has 922 states and 1633 transitions. [2021-12-06 23:01:52,471 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 23:01:52,471 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 922 states and 1633 transitions. [2021-12-06 23:01:52,476 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-12-06 23:01:52,476 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:52,476 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:52,477 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:52,478 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:52,478 INFO L791 eck$LassoCheckResult]: Stem: 9698#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 9659#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 9339#L85 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9305#L78 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 9306#L93 main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 9336#L1337 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9539#L1161 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9390#L1167-2 assume { :end_inline_setClientId } true; 9391#L1214 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9524#L726 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9638#L732-2 assume { :end_inline_setClientPrivateKey } true; 9695#L1225 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9662#L1161-2 assume !(1 == setClientId_~handle#1); 9237#L1164-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 9238#L1167-5 assume { :end_inline_setClientId } true; 9665#L1235 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9666#L726-2 assume !(1 == setClientPrivateKey_~handle#1); 9472#L729-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9231#L732-5 assume { :end_inline_setClientPrivateKey } true; 9232#L1246 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9354#L1161-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9373#L1167-8 assume { :end_inline_setClientId } true; 9350#L1256 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9351#L726-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9414#L732-8 assume { :end_inline_setClientPrivateKey } true; 9324#L1267 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 9325#L1324 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 9693#L2794-1 assume !false; 9726#L2649 assume test_~splverifierCounter~0#1 < 4; 9520#L2650 [2021-12-06 23:01:52,478 INFO L793 eck$LassoCheckResult]: Loop: 9520#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 9521#L2656 assume !(0 == test_~op1~0#1); 9484#L2669 assume !(0 == test_~op2~0#1); 9418#L2683 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet78#1;havoc test_#t~nondet78#1; 9621#L2688 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 9378#L726-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9301#L732-11 assume { :end_inline_setClientPrivateKey } true; 9302#L1437 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 9308#L2794-1 assume !false; 9601#L2649 assume test_~splverifierCounter~0#1 < 4; 9520#L2650 [2021-12-06 23:01:52,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-12-06 23:01:52,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:52,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856980350] [2021-12-06 23:01:52,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:52,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:52,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:52,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856980350] [2021-12-06 23:01:52,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856980350] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:52,523 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:52,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 23:01:52,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403811540] [2021-12-06 23:01:52,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:52,523 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:52,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:52,523 INFO L85 PathProgramCache]: Analyzing trace with hash 845481, now seen corresponding path program 1 times [2021-12-06 23:01:52,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:52,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58934072] [2021-12-06 23:01:52,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:52,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:52,528 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:52,536 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:52,591 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:52,591 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:52,591 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:52,591 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:52,591 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:52,591 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,591 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:52,591 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:52,592 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration3_Loop [2021-12-06 23:01:52,592 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:52,592 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:52,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,666 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:52,666 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:52,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,668 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 23:01:52,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:52,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:52,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 23:01:52,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,710 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 23:01:52,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:52,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:52,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:52,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 23:01:52,744 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:52,745 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:52,745 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:52,745 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:52,745 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:52,745 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,745 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:52,745 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:52,745 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration3_Loop [2021-12-06 23:01:52,745 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:52,745 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:52,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:52,814 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:52,814 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:52,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,815 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 23:01:52,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:52,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:52,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:52,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:52,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:52,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:52,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:52,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:52,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:52,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 23:01:52,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,847 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 23:01:52,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:52,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:52,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:52,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:52,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:52,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:52,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:52,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:52,860 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:52,863 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:52,863 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:52,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:52,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:52,864 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:52,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 23:01:52,865 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:52,865 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:52,865 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:52,865 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2021-12-06 23:01:52,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:52,890 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:52,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:52,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:52,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:53,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:53,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:53,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 23:01:53,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:53,039 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:01:53,039 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 922 states and 1633 transitions. cyclomatic complexity: 715 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:53,096 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 922 states and 1633 transitions. cyclomatic complexity: 715. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 3967 states and 7074 transitions. Complement of second has 6 states. [2021-12-06 23:01:53,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 838 transitions. [2021-12-06 23:01:53,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 29 letters. Loop has 10 letters. [2021-12-06 23:01:53,098 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:53,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 39 letters. Loop has 10 letters. [2021-12-06 23:01:53,098 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:53,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 29 letters. Loop has 20 letters. [2021-12-06 23:01:53,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:53,099 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3967 states and 7074 transitions. [2021-12-06 23:01:53,119 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2021-12-06 23:01:53,143 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3967 states to 3947 states and 7042 transitions. [2021-12-06 23:01:53,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 468 [2021-12-06 23:01:53,143 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 470 [2021-12-06 23:01:53,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3947 states and 7042 transitions. [2021-12-06 23:01:53,144 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:53,144 INFO L681 BuchiCegarLoop]: Abstraction has 3947 states and 7042 transitions. [2021-12-06 23:01:53,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3947 states and 7042 transitions. [2021-12-06 23:01:53,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3947 to 2013. [2021-12-06 23:01:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 2013 states have (on average 1.7799304520615995) internal successors, (3583), 2012 states have internal predecessors, (3583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3583 transitions. [2021-12-06 23:01:53,197 INFO L704 BuchiCegarLoop]: Abstraction has 2013 states and 3583 transitions. [2021-12-06 23:01:53,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:53,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 23:01:53,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 23:01:53,198 INFO L87 Difference]: Start difference. First operand 2013 states and 3583 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:53,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:53,222 INFO L93 Difference]: Finished difference Result 2020 states and 3590 transitions. [2021-12-06 23:01:53,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 23:01:53,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2020 states and 3590 transitions. [2021-12-06 23:01:53,234 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 23:01:53,247 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2020 states to 2020 states and 3590 transitions. [2021-12-06 23:01:53,247 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 261 [2021-12-06 23:01:53,248 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 261 [2021-12-06 23:01:53,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2020 states and 3590 transitions. [2021-12-06 23:01:53,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:53,248 INFO L681 BuchiCegarLoop]: Abstraction has 2020 states and 3590 transitions. [2021-12-06 23:01:53,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states and 3590 transitions. [2021-12-06 23:01:53,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 2013. [2021-12-06 23:01:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 2013 states have (on average 1.7784401390958768) internal successors, (3580), 2012 states have internal predecessors, (3580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3580 transitions. [2021-12-06 23:01:53,282 INFO L704 BuchiCegarLoop]: Abstraction has 2013 states and 3580 transitions. [2021-12-06 23:01:53,282 INFO L587 BuchiCegarLoop]: Abstraction has 2013 states and 3580 transitions. [2021-12-06 23:01:53,282 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 23:01:53,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2013 states and 3580 transitions. [2021-12-06 23:01:53,290 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 23:01:53,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:53,290 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:53,291 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:53,291 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:53,291 INFO L791 eck$LassoCheckResult]: Stem: 18761#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 18720#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 18403#L85 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 18366#L78 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 18367#L93 main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 18398#L1337 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 18601#L1161 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 18452#L1167-2 assume { :end_inline_setClientId } true; 18453#L1214 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 18590#L726 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18700#L732-2 assume { :end_inline_setClientPrivateKey } true; 18757#L1225 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 18725#L1161-2 assume !(1 == setClientId_~handle#1); 18300#L1164-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 18301#L1167-5 assume { :end_inline_setClientId } true; 18728#L1235 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 18729#L726-2 assume !(1 == setClientPrivateKey_~handle#1); 18532#L729-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18294#L732-5 assume { :end_inline_setClientPrivateKey } true; 18295#L1246 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 18416#L1161-4 assume !(1 == setClientId_~handle#1); 18458#L1164-4 assume !(2 == setClientId_~handle#1); 18459#L1167-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 18435#L1167-8 assume { :end_inline_setClientId } true; 18412#L1256 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 18413#L726-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18475#L732-8 assume { :end_inline_setClientPrivateKey } true; 18386#L1267 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 18387#L1324 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 18756#L2794-1 assume !false; 18765#L2649 assume test_~splverifierCounter~0#1 < 4; 18766#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 18583#L2656 [2021-12-06 23:01:53,292 INFO L793 eck$LassoCheckResult]: Loop: 18583#L2656 assume !(0 == test_~op1~0#1); 18542#L2669 assume !(0 == test_~op2~0#1); 18479#L2683 assume !(0 == test_~op3~0#1); 18682#L2697 assume !(0 == test_~op4~0#1); 18666#L2711 assume !(0 == test_~op5~0#1); 18687#L2725 assume !(0 == test_~op6~0#1); 18284#L2736 assume !(0 == test_~op7~0#1); 18285#L2750 assume 0 == test_~op8~0#1;test_~tmp___2~2#1 := test_#t~nondet83#1;havoc test_#t~nondet83#1; 18569#L2755 assume 0 != test_~tmp___2~2#1;test_~op8~0#1 := 1; 18369#L2794-1 assume !false; 18663#L2649 assume test_~splverifierCounter~0#1 < 4; 18582#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 18583#L2656 [2021-12-06 23:01:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:53,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2021-12-06 23:01:53,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:53,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557302666] [2021-12-06 23:01:53,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:53,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:53,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:53,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557302666] [2021-12-06 23:01:53,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557302666] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:53,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:53,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 23:01:53,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064488467] [2021-12-06 23:01:53,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:53,332 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:53,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:53,332 INFO L85 PathProgramCache]: Analyzing trace with hash -668938145, now seen corresponding path program 1 times [2021-12-06 23:01:53,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:53,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027803487] [2021-12-06 23:01:53,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:53,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:53,336 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:53,342 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:53,385 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:53,385 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:53,385 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:53,385 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:53,385 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:53,385 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,385 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:53,385 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:53,385 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration4_Loop [2021-12-06 23:01:53,385 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:53,385 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:53,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,457 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:53,458 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:53,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,458 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 23:01:53,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:53,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:53,477 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:53,477 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:53,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 23:01:53,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,501 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 23:01:53,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:53,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:53,516 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:53,516 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:53,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:53,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,536 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 23:01:53,538 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:53,538 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:53,551 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:53,551 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:53,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 23:01:53,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,571 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 23:01:53,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:53,573 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:53,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:53,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,600 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 23:01:53,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:53,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:53,611 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:53,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:53,630 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:53,630 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:53,630 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:53,630 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:53,630 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:53,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:53,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:53,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration4_Loop [2021-12-06 23:01:53,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:53,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:53,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:53,712 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:53,712 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:53,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,713 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 23:01:53,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:53,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:53,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:53,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:53,722 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:53,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:53,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:53,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:53,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:53,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 23:01:53,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,744 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 23:01:53,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:53,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:53,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:53,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:53,753 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:53,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:53,754 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:53,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:53,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:53,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 23:01:53,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,775 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 23:01:53,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:53,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:53,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:53,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:53,783 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:53,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:53,784 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:53,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:53,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:53,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:53,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,804 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 23:01:53,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:53,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:53,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:53,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:53,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:53,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:53,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:53,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:53,816 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:53,817 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:53,817 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:53,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:53,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:53,819 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:53,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 23:01:53,820 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:53,820 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:53,820 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:53,820 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2021-12-06 23:01:53,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 23:01:53,853 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:53,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:53,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:53,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:53,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:53,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:53,997 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:01:53,997 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2013 states and 3580 transitions. cyclomatic complexity: 1576 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:54,090 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2013 states and 3580 transitions. cyclomatic complexity: 1576. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8792 states and 15692 transitions. Complement of second has 6 states. [2021-12-06 23:01:54,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 845 transitions. [2021-12-06 23:01:54,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 32 letters. Loop has 12 letters. [2021-12-06 23:01:54,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:54,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 44 letters. Loop has 12 letters. [2021-12-06 23:01:54,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:54,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 32 letters. Loop has 24 letters. [2021-12-06 23:01:54,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:54,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8792 states and 15692 transitions. [2021-12-06 23:01:54,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 23:01:54,128 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2021-12-06 23:01:54,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8792 states to 8792 states and 15692 transitions. [2021-12-06 23:01:54,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2021-12-06 23:01:54,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2021-12-06 23:01:54,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8792 states and 15692 transitions. [2021-12-06 23:01:54,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:54,177 INFO L681 BuchiCegarLoop]: Abstraction has 8792 states and 15692 transitions. [2021-12-06 23:01:54,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8792 states and 15692 transitions. [2021-12-06 23:01:54,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8792 to 4434. [2021-12-06 23:01:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7850699142986017) internal successors, (7915), 4433 states have internal predecessors, (7915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:54,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7915 transitions. [2021-12-06 23:01:54,266 INFO L704 BuchiCegarLoop]: Abstraction has 4434 states and 7915 transitions. [2021-12-06 23:01:54,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:54,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 23:01:54,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 23:01:54,266 INFO L87 Difference]: Start difference. First operand 4434 states and 7915 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:54,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:54,355 INFO L93 Difference]: Finished difference Result 8670 states and 15436 transitions. [2021-12-06 23:01:54,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 23:01:54,356 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8670 states and 15436 transitions. [2021-12-06 23:01:54,404 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-12-06 23:01:54,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8670 states to 8670 states and 15436 transitions. [2021-12-06 23:01:54,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2021-12-06 23:01:54,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2021-12-06 23:01:54,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8670 states and 15436 transitions. [2021-12-06 23:01:54,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:54,450 INFO L681 BuchiCegarLoop]: Abstraction has 8670 states and 15436 transitions. [2021-12-06 23:01:54,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8670 states and 15436 transitions. [2021-12-06 23:01:54,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8670 to 4434. [2021-12-06 23:01:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7848443843031123) internal successors, (7914), 4433 states have internal predecessors, (7914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7914 transitions. [2021-12-06 23:01:54,548 INFO L704 BuchiCegarLoop]: Abstraction has 4434 states and 7914 transitions. [2021-12-06 23:01:54,548 INFO L587 BuchiCegarLoop]: Abstraction has 4434 states and 7914 transitions. [2021-12-06 23:01:54,548 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 23:01:54,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4434 states and 7914 transitions. [2021-12-06 23:01:54,581 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 23:01:54,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:54,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:54,582 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:54,582 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:54,582 INFO L791 eck$LassoCheckResult]: Stem: 42825#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 42790#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 42469#L85 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 42437#L78 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 42438#L93 main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 42468#L1337 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 42670#L1161 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 42521#L1167-2 assume { :end_inline_setClientId } true; 42522#L1214 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 42655#L726 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 42772#L732-2 assume { :end_inline_setClientPrivateKey } true; 42823#L1225 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 42794#L1161-2 assume !(1 == setClientId_~handle#1); 42371#L1164-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 42372#L1167-5 assume { :end_inline_setClientId } true; 42797#L1235 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 42798#L726-2 assume !(1 == setClientPrivateKey_~handle#1); 42602#L729-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 42365#L732-5 assume { :end_inline_setClientPrivateKey } true; 42366#L1246 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 42486#L1161-4 assume !(1 == setClientId_~handle#1); 42523#L1164-4 assume !(2 == setClientId_~handle#1); 42524#L1167-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 42505#L1167-8 assume { :end_inline_setClientId } true; 42482#L1256 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 42483#L726-4 assume !(1 == setClientPrivateKey_~handle#1); 42632#L729-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 42544#L732-8 assume { :end_inline_setClientPrivateKey } true; 42454#L1267 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 42455#L1324 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 42822#L2794-1 assume !false; 42898#L2649 assume test_~splverifierCounter~0#1 < 4; 42896#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 42892#L2656 assume !(0 == test_~op1~0#1); 42613#L2669 [2021-12-06 23:01:54,583 INFO L793 eck$LassoCheckResult]: Loop: 42613#L2669 assume !(0 == test_~op2~0#1); 42548#L2683 assume !(0 == test_~op3~0#1); 42752#L2697 assume !(0 == test_~op4~0#1); 42736#L2711 assume !(0 == test_~op5~0#1); 42758#L2725 assume !(0 == test_~op6~0#1); 42355#L2736 assume 0 == test_~op7~0#1;test_~tmp___3~1#1 := test_#t~nondet82#1;havoc test_#t~nondet82#1; 42357#L2741 assume 0 != test_~tmp___3~1#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 42387#L726-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 42388#L732-14 assume { :end_inline_setClientPrivateKey } true; 42351#L2054 assume { :end_inline_generateKeyPair } true; 42352#L1457 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 42440#L2794-1 assume !false; 42733#L2649 assume test_~splverifierCounter~0#1 < 4; 42651#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 42652#L2656 assume !(0 == test_~op1~0#1); 42613#L2669 [2021-12-06 23:01:54,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:54,583 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2021-12-06 23:01:54,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:54,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257851223] [2021-12-06 23:01:54,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:54,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:54,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:54,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257851223] [2021-12-06 23:01:54,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257851223] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:54,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:54,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 23:01:54,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343273885] [2021-12-06 23:01:54,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:54,627 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:54,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:54,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1509089779, now seen corresponding path program 1 times [2021-12-06 23:01:54,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:54,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146355214] [2021-12-06 23:01:54,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:54,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:54,633 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:54,641 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:54,751 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:54,751 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:54,751 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:54,751 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:54,752 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:54,752 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:54,752 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:54,752 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:54,752 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration5_Loop [2021-12-06 23:01:54,752 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:54,752 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:54,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:54,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:54,872 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:54,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:54,873 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:54,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 23:01:54,874 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:54,874 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:54,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:54,889 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet82#1=-1, ULTIMATE.start_test_~tmp___3~1#1=-1} Honda state: {ULTIMATE.start_test_#t~nondet82#1=-1, ULTIMATE.start_test_~tmp___3~1#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:54,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 23:01:54,909 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:54,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:54,910 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:54,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 23:01:54,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:54,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:54,924 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:54,924 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:54,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 23:01:54,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:54,944 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:54,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 23:01:54,945 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:54,945 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:54,962 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:54,962 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:54,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:54,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:54,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:54,991 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:54,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 23:01:54,993 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:54,993 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,006 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,006 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:55,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,026 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 23:01:55,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,044 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,044 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:55,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,065 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 23:01:55,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,066 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,082 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,082 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:55,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,102 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 23:01:55,104 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,104 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,117 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,117 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 23:01:55,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,148 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 23:01:55,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,149 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,161 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,162 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 23:01:55,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,182 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 23:01:55,185 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,185 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,202 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:55,202 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:55,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 23:01:55,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,235 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 23:01:55,236 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:55,236 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 23:01:55,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,265 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 23:01:55,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:55,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:55,298 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:55,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 23:01:55,300 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:55,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:55,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:55,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:55,301 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:55,301 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,301 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:55,301 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:55,301 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration5_Loop [2021-12-06 23:01:55,301 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:55,301 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:55,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:55,418 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:55,418 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:55,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,419 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 23:01:55,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,428 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,429 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 23:01:55,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,450 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 23:01:55,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:55,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:55,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 23:01:55,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,482 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 23:01:55,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,491 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,492 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 23:01:55,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,512 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 23:01:55,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,523 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 23:01:55,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,546 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 23:01:55,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,555 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 23:01:55,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,577 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 23:01:55,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,586 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,587 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 23:01:55,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,608 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 23:01:55,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,617 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 23:01:55,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,638 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 23:01:55,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:55,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:55,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 23:01:55,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,669 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 23:01:55,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,678 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:55,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,679 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:55,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:55,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 23:01:55,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,700 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 23:01:55,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:55,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:55,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:55,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:55,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:55,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:55,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:55,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:55,710 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:55,712 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:55,712 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:55,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:55,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:55,713 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:55,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 23:01:55,715 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:55,715 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:55,715 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:55,715 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-12-06 23:01:55,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 23:01:55,734 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:55,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:55,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:55,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:55,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:55,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:55,904 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:01:55,905 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4434 states and 7914 transitions. cyclomatic complexity: 3500 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:56,019 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4434 states and 7914 transitions. cyclomatic complexity: 3500. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14734 states and 26373 transitions. Complement of second has 6 states. [2021-12-06 23:01:56,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:56,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:56,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 842 transitions. [2021-12-06 23:01:56,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 34 letters. Loop has 15 letters. [2021-12-06 23:01:56,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:56,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 49 letters. Loop has 15 letters. [2021-12-06 23:01:56,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:56,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 34 letters. Loop has 30 letters. [2021-12-06 23:01:56,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:56,022 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14734 states and 26373 transitions. [2021-12-06 23:01:56,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 23:01:56,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 23:01:56,091 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14734 states to 4434 states and 7878 transitions. [2021-12-06 23:01:56,092 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2021-12-06 23:01:56,092 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2021-12-06 23:01:56,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4434 states and 7878 transitions. [2021-12-06 23:01:56,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:56,092 INFO L681 BuchiCegarLoop]: Abstraction has 4434 states and 7878 transitions. [2021-12-06 23:01:56,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4434 states and 7878 transitions. [2021-12-06 23:01:56,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4434 to 4434. [2021-12-06 23:01:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7767253044654938) internal successors, (7878), 4433 states have internal predecessors, (7878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7878 transitions. [2021-12-06 23:01:56,150 INFO L704 BuchiCegarLoop]: Abstraction has 4434 states and 7878 transitions. [2021-12-06 23:01:56,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:56,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 23:01:56,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 23:01:56,151 INFO L87 Difference]: Start difference. First operand 4434 states and 7878 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:56,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:56,243 INFO L93 Difference]: Finished difference Result 8677 states and 15386 transitions. [2021-12-06 23:01:56,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 23:01:56,243 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8677 states and 15386 transitions. [2021-12-06 23:01:56,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-12-06 23:01:56,291 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8677 states to 8677 states and 15386 transitions. [2021-12-06 23:01:56,291 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2021-12-06 23:01:56,292 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2021-12-06 23:01:56,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8677 states and 15386 transitions. [2021-12-06 23:01:56,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:01:56,292 INFO L681 BuchiCegarLoop]: Abstraction has 8677 states and 15386 transitions. [2021-12-06 23:01:56,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states and 15386 transitions. [2021-12-06 23:01:56,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 4434. [2021-12-06 23:01:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7764997744700044) internal successors, (7877), 4433 states have internal predecessors, (7877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7877 transitions. [2021-12-06 23:01:56,386 INFO L704 BuchiCegarLoop]: Abstraction has 4434 states and 7877 transitions. [2021-12-06 23:01:56,386 INFO L587 BuchiCegarLoop]: Abstraction has 4434 states and 7877 transitions. [2021-12-06 23:01:56,386 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 23:01:56,386 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4434 states and 7877 transitions. [2021-12-06 23:01:56,395 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-06 23:01:56,395 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:01:56,395 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:01:56,396 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:56,397 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:01:56,397 INFO L791 eck$LassoCheckResult]: Stem: 75290#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(44, 4);call #Ultimate.allocInit(44, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(11, 8);call #Ultimate.allocInit(19, 9);call #Ultimate.allocInit(4, 10);call write~init~int(37, 10, 0, 1);call write~init~int(100, 10, 1, 1);call write~init~int(10, 10, 2, 1);call write~init~int(0, 10, 3, 1);call #Ultimate.allocInit(4, 11);call write~init~int(37, 11, 0, 1);call write~init~int(100, 11, 1, 1);call write~init~int(10, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(13, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(15, 30);call #Ultimate.allocInit(16, 31);call #Ultimate.allocInit(10, 32);call #Ultimate.allocInit(12, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(18, 35);call #Ultimate.allocInit(13, 36);call #Ultimate.allocInit(16, 37);call #Ultimate.allocInit(25, 38);call #Ultimate.allocInit(4, 39);call write~init~int(37, 39, 0, 1);call write~init~int(115, 39, 1, 1);call write~init~int(10, 39, 2, 1);call write~init~int(0, 39, 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;~__GUIDSL_NON_TERMINAL_main~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_signed~0 := -1; 75245#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret15#1, main_~retValue_acc~19#1, main_~tmp~3#1;havoc main_~retValue_acc~19#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 74924#L85 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 74892#L78 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 74893#L93 main_#t~ret15#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret15#1;havoc main_#t~ret15#1; 74923#L1337 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet12#1, setup_#t~nondet13#1, setup_#t~nondet14#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 75122#L1161 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 74975#L1167-2 assume { :end_inline_setClientId } true; 74976#L1214 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 75107#L726 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 75223#L732-2 assume { :end_inline_setClientPrivateKey } true; 75285#L1225 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 6, 0;havoc setup_#t~nondet12#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 75250#L1161-2 assume !(1 == setClientId_~handle#1); 74826#L1164-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 74827#L1167-5 assume { :end_inline_setClientId } true; 75253#L1235 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 75254#L726-2 assume !(1 == setClientPrivateKey_~handle#1); 75056#L729-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 74820#L732-5 assume { :end_inline_setClientPrivateKey } true; 74821#L1246 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 7, 0;havoc setup_#t~nondet13#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 74941#L1161-4 assume !(1 == setClientId_~handle#1); 74977#L1164-4 assume !(2 == setClientId_~handle#1); 74978#L1167-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 74960#L1167-8 assume { :end_inline_setClientId } true; 74937#L1256 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 74938#L726-4 assume !(1 == setClientPrivateKey_~handle#1); 75084#L729-4 assume !(2 == setClientPrivateKey_~handle#1); 74997#L732-6 assume !(3 == setClientPrivateKey_~handle#1); 74998#L732-8 assume { :end_inline_setClientPrivateKey } true; 74909#L1267 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := 8, 0;havoc setup_#t~nondet14#1; 74910#L1324 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#1, test_#t~nondet79#1, test_#t~nondet80#1, test_#t~nondet81#1, test_#t~nondet82#1, test_#t~nondet83#1, test_#t~nondet84#1, test_#t~nondet85#1, test_#t~nondet86#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~17#1, test_~tmp___0~4#1, test_~tmp___1~3#1, test_~tmp___2~2#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~17#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#1;havoc test_~tmp___2~2#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; 75281#L2794-1 assume !false; 75360#L2649 assume test_~splverifierCounter~0#1 < 4; 75358#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 75357#L2656 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet76#1;havoc test_#t~nondet76#1; 75149#L2660 [2021-12-06 23:01:56,397 INFO L793 eck$LassoCheckResult]: Loop: 75149#L2660 assume !(0 != test_~tmp___9~0#1); 75066#L2669 assume !(0 == test_~op2~0#1); 75002#L2683 assume !(0 == test_~op3~0#1); 75202#L2697 assume !(0 == test_~op4~0#1); 75186#L2711 assume !(0 == test_~op5~0#1); 75209#L2725 assume !(0 == test_~op6~0#1); 74810#L2736 assume 0 == test_~op7~0#1;test_~tmp___3~1#1 := test_#t~nondet82#1;havoc test_#t~nondet82#1; 74812#L2741 assume 0 != test_~tmp___3~1#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 74848#L726-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 74849#L732-14 assume { :end_inline_setClientPrivateKey } true; 74806#L2054 assume { :end_inline_generateKeyPair } true; 74807#L1457 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 74895#L2794-1 assume !false; 75183#L2649 assume test_~splverifierCounter~0#1 < 4; 75103#L2650 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 75104#L2656 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet76#1;havoc test_#t~nondet76#1; 75149#L2660 [2021-12-06 23:01:56,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:56,398 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2021-12-06 23:01:56,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:56,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394801282] [2021-12-06 23:01:56,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:56,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:56,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:01:56,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394801282] [2021-12-06 23:01:56,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394801282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:01:56,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:01:56,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:01:56,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875003100] [2021-12-06 23:01:56,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:01:56,438 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:01:56,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:56,439 INFO L85 PathProgramCache]: Analyzing trace with hash -974385687, now seen corresponding path program 1 times [2021-12-06 23:01:56,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:01:56,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111464311] [2021-12-06 23:01:56,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:01:56,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:01:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:56,444 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:01:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:01:56,452 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:01:56,565 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:56,565 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:56,565 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:56,565 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:56,565 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 23:01:56,565 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,565 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:56,565 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:56,565 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration6_Loop [2021-12-06 23:01:56,565 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:56,565 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:56,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,677 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:56,677 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 23:01:56,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,678 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 23:01:56,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,680 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,694 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,694 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 23:01:56,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,713 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 23:01:56,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,730 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,730 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 23:01:56,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,751 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 23:01:56,752 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,752 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,767 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,767 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet82#1=-1, ULTIMATE.start_test_~tmp___3~1#1=-1} Honda state: {ULTIMATE.start_test_#t~nondet82#1=-1, ULTIMATE.start_test_~tmp___3~1#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 23:01:56,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,787 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 23:01:56,789 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,789 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,796 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,797 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 23:01:56,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,816 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 23:01:56,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,830 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 23:01:56,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,849 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 23:01:56,850 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,851 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,863 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 23:01:56,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 23:01:56,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 23:01:56,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,882 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 23:01:56,883 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 23:01:56,884 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:56,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:56,910 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:56,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 23:01:56,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 23:01:56,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 23:01:56,942 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 23:01:56,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 23:01:56,944 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:01:56,944 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:01:56,944 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:01:56,945 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:01:56,945 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:01:56,945 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:56,945 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:01:56,945 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:01:56,945 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec3_product18.cil.c_Iteration6_Loop [2021-12-06 23:01:56,945 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:01:56,945 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:01:56,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:56,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:01:57,066 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:01:57,066 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:01:57,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,067 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 23:01:57,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,075 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:57,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:57,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:57,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 23:01:57,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,097 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 23:01:57,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:57,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:57,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:57,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 23:01:57,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,127 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 23:01:57,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,135 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:57,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,136 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:57,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:57,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 23:01:57,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,156 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 23:01:57,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,164 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 23:01:57,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 23:01:57,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:57,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 23:01:57,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,185 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 23:01:57,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:57,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:57,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:01:57,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-06 23:01:57,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,218 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 23:01:57,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:01:57,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:01:57,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:01:57,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:01:57,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:01:57,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:01:57,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:01:57,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:01:57,230 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:01:57,232 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 23:01:57,232 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 23:01:57,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:01:57,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:01:57,233 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:01:57,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 23:01:57,233 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:01:57,234 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 23:01:57,234 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:01:57,234 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-12-06 23:01:57,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 23:01:57,252 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 23:01:57,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:01:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:57,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 23:01:57,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:01:57,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:01:57,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:01:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:01:57,408 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:01:57,408 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4434 states and 7877 transitions. cyclomatic complexity: 3463 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) [2021-12-06 23:01:57,442 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4434 states and 7877 transitions. cyclomatic complexity: 3463. 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 9463 states and 16882 transitions. Complement of second has 6 states. [2021-12-06 23:01:57,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 23:01:57,443 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) [2021-12-06 23:01:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 447 transitions. [2021-12-06 23:01:57,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 35 letters. Loop has 16 letters. [2021-12-06 23:01:57,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:57,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 51 letters. Loop has 16 letters. [2021-12-06 23:01:57,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:57,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 35 letters. Loop has 32 letters. [2021-12-06 23:01:57,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:01:57,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9463 states and 16882 transitions. [2021-12-06 23:01:57,491 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 23:01:57,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9463 states to 0 states and 0 transitions. [2021-12-06 23:01:57,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 23:01:57,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 23:01:57,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 23:01:57,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:01:57,492 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 23:01:57,492 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 23:01:57,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:01:57,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:01:57,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:01:57,493 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:01:57,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:01:57,493 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-12-06 23:01:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 23:01:57,494 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-12-06 23:01:57,494 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 23:01:57,494 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 23:01:57,494 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 23:01:57,494 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 23:01:57,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 23:01:57,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:01:57,495 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 23:01:57,495 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 23:01:57,495 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 23:01:57,495 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-06 23:01:57,495 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 23:01:57,495 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 23:01:57,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 23:01:57,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 11:01:57 BoogieIcfgContainer [2021-12-06 23:01:57,502 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 23:01:57,502 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 23:01:57,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 23:01:57,502 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 23:01:57,503 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:01:50" (3/4) ... [2021-12-06 23:01:57,506 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 23:01:57,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 23:01:57,506 INFO L158 Benchmark]: Toolchain (without parser) took 9128.53ms. Allocated memory was 102.8MB in the beginning and 388.0MB in the end (delta: 285.2MB). Free memory was 63.7MB in the beginning and 235.5MB in the end (delta: -171.9MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,507 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 23:01:57,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.29ms. Allocated memory is still 102.8MB. Free memory was 63.5MB in the beginning and 51.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.11ms. Allocated memory is still 102.8MB. Free memory was 51.2MB in the beginning and 75.1MB in the end (delta: -24.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,508 INFO L158 Benchmark]: Boogie Preprocessor took 57.83ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 68.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,508 INFO L158 Benchmark]: RCFGBuilder took 950.84ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.9MB in the beginning and 52.3MB in the end (delta: 16.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,509 INFO L158 Benchmark]: BuchiAutomizer took 7471.56ms. Allocated memory was 123.7MB in the beginning and 388.0MB in the end (delta: 264.2MB). Free memory was 52.3MB in the beginning and 235.5MB in the end (delta: -183.2MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. [2021-12-06 23:01:57,509 INFO L158 Benchmark]: Witness Printer took 3.59ms. Allocated memory is still 388.0MB. Free memory is still 235.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 23:01:57,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 23:01:57,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.29ms. Allocated memory is still 102.8MB. Free memory was 63.5MB in the beginning and 51.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.11ms. Allocated memory is still 102.8MB. Free memory was 51.2MB in the beginning and 75.1MB in the end (delta: -24.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.83ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 68.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 950.84ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.9MB in the beginning and 52.3MB in the end (delta: 16.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 7471.56ms. Allocated memory was 123.7MB in the beginning and 388.0MB in the end (delta: 264.2MB). Free memory was 52.3MB in the beginning and 235.5MB in the end (delta: -183.2MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. * Witness Printer took 3.59ms. Allocated memory is still 388.0MB. Free memory is still 235.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.4s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 17405 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 4434 states and ocurred in iteration 4. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11017 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11011 mSDsluCounter, 18196 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9873 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 8323 mSDtfsCounter, 279 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital57 mio100 ax100 hnf100 lsp22 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf89 smp100 dnf123 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 20 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 23:01:57,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48367ab-17ed-4ee2-ae37-c38022a89369/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE