./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS --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 e61661fc2d58041f16237a6d2ff2f3d5f72c7660b85c9fdf3f096a51b709ec23 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 02:30:52,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:30:52,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:30:52,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:30:52,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:30:52,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:30:52,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:30:52,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:30:52,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:30:52,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:30:52,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:30:52,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:30:52,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:30:52,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:30:52,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:30:52,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:30:52,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:30:52,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:30:52,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:30:52,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:30:52,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:30:52,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:30:52,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:30:52,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:30:52,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:30:52,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:30:52,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:30:52,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:30:52,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:30:52,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:30:52,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:30:52,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:30:52,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:30:52,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:30:52,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:30:52,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:30:52,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:30:52,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:30:52,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:30:52,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:30:52,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:30:52,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-23 02:30:52,985 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:30:52,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:30:52,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:30:52,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:30:52,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:30:52,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:30:52,988 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:30:52,989 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-23 02:30:52,989 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-23 02:30:52,989 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-23 02:30:52,990 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-23 02:30:52,990 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-23 02:30:52,990 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-23 02:30:52,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:30:52,991 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 02:30:52,991 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:30:52,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:30:52,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 02:30:52,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:30:52,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-23 02:30:52,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-23 02:30:52,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-23 02:30:52,993 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 02:30:52,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:30:52,994 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-23 02:30:52,994 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:30:52,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-23 02:30:52,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:30:52,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:30:52,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:30:52,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:30:52,997 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-23 02:30:52,997 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_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e61661fc2d58041f16237a6d2ff2f3d5f72c7660b85c9fdf3f096a51b709ec23 [2022-11-23 02:30:53,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:30:53,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:30:53,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:30:53,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:30:53,269 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:30:53,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/product-lines/email_spec6_product22.cil.c [2022-11-23 02:30:56,280 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:30:56,589 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:30:56,590 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c [2022-11-23 02:30:56,612 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/data/0b0286a67/24119491f28f43688beb0b88f9563732/FLAGb753b537f [2022-11-23 02:30:56,627 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/data/0b0286a67/24119491f28f43688beb0b88f9563732 [2022-11-23 02:30:56,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:30:56,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:30:56,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:30:56,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:30:56,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:30:56,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:56" (1/1) ... [2022-11-23 02:30:56,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e75be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:56, skipping insertion in model container [2022-11-23 02:30:56,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:30:56" (1/1) ... [2022-11-23 02:30:56,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:30:56,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:30:57,062 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c[21483,21496] [2022-11-23 02:30:57,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:30:57,338 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:30:57,412 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/sv-benchmarks/c/product-lines/email_spec6_product22.cil.c[21483,21496] [2022-11-23 02:30:57,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:30:57,516 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:30:57,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57 WrapperNode [2022-11-23 02:30:57,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:30:57,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:30:57,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:30:57,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:30:57,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,677 INFO L138 Inliner]: procedures = 129, calls = 213, calls flagged for inlining = 121, calls inlined = 165, statements flattened = 2431 [2022-11-23 02:30:57,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:30:57,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:30:57,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:30:57,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:30:57,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,802 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:30:57,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:30:57,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:30:57,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:30:57,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (1/1) ... [2022-11-23 02:30:57,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:30:57,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:30:57,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:30:57,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-23 02:30:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-11-23 02:30:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:30:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:30:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:30:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:30:58,182 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:30:58,185 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:30:59,559 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:30:59,570 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:30:59,571 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 02:30:59,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:59 BoogieIcfgContainer [2022-11-23 02:30:59,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:30:59,575 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-23 02:30:59,575 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-23 02:30:59,579 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-23 02:30:59,579 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 02:30:59,580 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 02:30:56" (1/3) ... [2022-11-23 02:30:59,581 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f43696f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:30:59, skipping insertion in model container [2022-11-23 02:30:59,581 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 02:30:59,581 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:30:57" (2/3) ... [2022-11-23 02:30:59,581 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f43696f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:30:59, skipping insertion in model container [2022-11-23 02:30:59,581 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 02:30:59,581 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:59" (3/3) ... [2022-11-23 02:30:59,583 INFO L332 chiAutomizerObserver]: Analyzing ICFG email_spec6_product22.cil.c [2022-11-23 02:30:59,649 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-23 02:30:59,649 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-23 02:30:59,650 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-23 02:30:59,650 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-23 02:30:59,650 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-23 02:30:59,650 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-23 02:30:59,650 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-23 02:30:59,650 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-23 02:30:59,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:30:59,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-23 02:30:59,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:30:59,707 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:30:59,716 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:59,716 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:59,717 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-23 02:30:59,718 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:30:59,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-11-23 02:30:59,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:30:59,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:30:59,735 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:59,735 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:59,742 INFO L748 eck$LassoCheckResult]: Stem: 526#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 457#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 530#L497true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 435#L490true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 452#L505true main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 164#L2408true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 467#L2015true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 221#L2021-2true assume { :end_inline_setClientId } true; 249#L2285true 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; 353#L1580true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 225#L1586-2true assume { :end_inline_setClientPrivateKey } true; 439#L2296true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 522#L2015-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 318#L2021-5true assume { :end_inline_setClientId } true; 527#L2306true 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; 458#L1580-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 129#L1586-5true assume { :end_inline_setClientPrivateKey } true; 262#L2317true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 70#L2015-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 484#L2021-8true assume { :end_inline_setClientId } true; 64#L2327true 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; 487#L1580-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 205#L1586-8true assume { :end_inline_setClientPrivateKey } true; 195#L2338true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 29#L2395true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 196#L2230-1true [2022-11-23 02:30:59,742 INFO L750 eck$LassoCheckResult]: Loop: 196#L2230-1true assume !false; 515#L2082true assume test_~splverifierCounter~0#1 < 4; 492#L2083true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 446#L2089true assume !(0 == test_~op1~0#1); 84#L2102true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet40#1;havoc test_#t~nondet40#1; 449#L2107true 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; 201#L1533true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 443#L1539-2true assume { :end_inline_setClientAutoResponse } true; 534#L2538true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 196#L2230-1true [2022-11-23 02:30:59,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:30:59,748 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-11-23 02:30:59,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:30:59,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275418787] [2022-11-23 02:30:59,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:30:59,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:30:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:00,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:00,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275418787] [2022-11-23 02:31:00,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275418787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:00,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:00,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:31:00,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058495422] [2022-11-23 02:31:00,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:00,223 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:00,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:00,224 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-11-23 02:31:00,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:00,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900387363] [2022-11-23 02:31:00,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:00,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:00,238 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:00,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:00,394 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:00,394 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:00,395 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:00,395 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:00,395 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:00,395 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:00,396 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:00,396 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:00,396 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration1_Loop [2022-11-23 02:31:00,396 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:00,396 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:00,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,445 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,613 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:00,614 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:00,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:00,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:00,624 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:00,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-23 02:31:00,633 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:00,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:00,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:00,672 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet40#1=-8, ULTIMATE.start_test_~tmp___8~0#1=-8} Honda state: {ULTIMATE.start_test_#t~nondet40#1=-8, ULTIMATE.start_test_~tmp___8~0#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:00,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:00,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:00,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:00,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:00,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:00,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:00,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-23 02:31:00,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:00,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:00,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:00,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:00,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:00,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:00,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-23 02:31:00,788 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:00,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:00,797 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:00,797 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:00,797 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:00,797 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:00,797 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:00,797 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:00,798 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:00,798 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:00,798 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration1_Loop [2022-11-23 02:31:00,798 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:00,798 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:00,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,819 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:00,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:01,004 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:01,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:01,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:01,017 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:01,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:01,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-23 02:31:01,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:01,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:01,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:01,033 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:01,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:01,036 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:01,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:01,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:01,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:01,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:01,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:01,058 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:01,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:01,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:01,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:01,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:01,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:01,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:01,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:01,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:01,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-23 02:31:01,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:01,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:01,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:01,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:01,121 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:01,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-23 02:31:01,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:01,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:01,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:01,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:01,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:01,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:01,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:01,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:01,168 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:01,192 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:01,192 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:01,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:01,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:01,224 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:01,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-23 02:31:01,226 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:01,226 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:01,227 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:01,227 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-11-23 02:31:01,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-11-23 02:31:01,235 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:01,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:01,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:01,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:01,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:01,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:01,651 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-23 02:31:01,654 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:01,949 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 537 states, 536 states have (on average 1.6735074626865671) internal successors, (897), 536 states have internal predecessors, (897), 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 2297 states and 3827 transitions. Complement of second has 7 states. [2022-11-23 02:31:01,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2161 transitions. [2022-11-23 02:31:01,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 25 letters. Loop has 9 letters. [2022-11-23 02:31:01,970 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:01,970 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 34 letters. Loop has 9 letters. [2022-11-23 02:31:01,971 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:01,971 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2161 transitions. Stem has 25 letters. Loop has 18 letters. [2022-11-23 02:31:01,972 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:01,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2297 states and 3827 transitions. [2022-11-23 02:31:02,004 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2022-11-23 02:31:02,021 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2297 states to 931 states and 1651 transitions. [2022-11-23 02:31:02,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2022-11-23 02:31:02,025 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-11-23 02:31:02,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2022-11-23 02:31:02,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:02,026 INFO L218 hiAutomatonCegarLoop]: Abstraction has 931 states and 1651 transitions. [2022-11-23 02:31:02,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2022-11-23 02:31:02,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2022-11-23 02:31:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 488 states have (on average 1.7622950819672132) internal successors, (860), 487 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2022-11-23 02:31:02,108 INFO L240 hiAutomatonCegarLoop]: Abstraction has 488 states and 860 transitions. [2022-11-23 02:31:02,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:02,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:31:02,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:31:02,112 INFO L87 Difference]: Start difference. First operand 488 states and 860 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:02,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:02,188 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2022-11-23 02:31:02,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2022-11-23 02:31:02,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:02,203 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2022-11-23 02:31:02,213 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2022-11-23 02:31:02,214 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2022-11-23 02:31:02,215 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2022-11-23 02:31:02,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2022-11-23 02:31:02,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:02,223 INFO L218 hiAutomatonCegarLoop]: Abstraction has 953 states and 1682 transitions. [2022-11-23 02:31:02,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2022-11-23 02:31:02,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2022-11-23 02:31:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 487 states have (on average 1.757700205338809) internal successors, (856), 486 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2022-11-23 02:31:02,245 INFO L240 hiAutomatonCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-23 02:31:02,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:31:02,247 INFO L428 stractBuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-11-23 02:31:02,247 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-23 02:31:02,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2022-11-23 02:31:02,253 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-11-23 02:31:02,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:31:02,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:31:02,257 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:02,257 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:02,258 INFO L748 eck$LassoCheckResult]: Stem: 4888#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 4830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4831#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4803#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 4804#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 4819#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 4835#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4560#L2021-2 assume { :end_inline_setClientId } true; 4879#L2285 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; 4662#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4663#L1586-2 assume { :end_inline_setClientPrivateKey } true; 4805#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 4806#L2015-2 assume !(1 == setClientId_~handle#1); 4596#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4597#L2021-5 assume { :end_inline_setClientId } true; 4602#L2306 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; 4832#L1580-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4504#L1586-5 assume { :end_inline_setClientPrivateKey } true; 4780#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 4633#L2015-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4635#L2021-8 assume { :end_inline_setClientId } true; 4605#L2327 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; 4606#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4866#L1586-8 assume { :end_inline_setClientPrivateKey } true; 4853#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 4474#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 4475#L2230-1 assume !false; 4854#L2082 [2022-11-23 02:31:02,259 INFO L750 eck$LassoCheckResult]: Loop: 4854#L2082 assume test_~splverifierCounter~0#1 < 4; 4877#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4814#L2089 assume !(0 == test_~op1~0#1); 4673#L2102 assume !(0 == test_~op2~0#1); 4683#L2116 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet41#1;havoc test_#t~nondet41#1; 4824#L2121 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; 4872#L1580-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4522#L1586-11 assume { :end_inline_setClientPrivateKey } true; 4551#L2508 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 4414#L2230-1 assume !false; 4854#L2082 [2022-11-23 02:31:02,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:02,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-11-23 02:31:02,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:02,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688012009] [2022-11-23 02:31:02,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:02,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:02,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:02,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688012009] [2022-11-23 02:31:02,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688012009] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:02,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:02,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:31:02,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648128175] [2022-11-23 02:31:02,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:02,528 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:02,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:02,528 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-11-23 02:31:02,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:02,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585949526] [2022-11-23 02:31:02,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:02,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:02,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:02,553 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:02,674 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:02,675 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:02,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:02,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:02,675 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:02,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:02,675 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:02,676 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:02,676 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration2_Loop [2022-11-23 02:31:02,676 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:02,676 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:02,680 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,687 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,692 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,715 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:02,858 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:02,858 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:02,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:02,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:02,864 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:02,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:02,869 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:02,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-23 02:31:02,894 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:02,894 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0#1=-3, ULTIMATE.start_test_#t~nondet41#1=-3} Honda state: {ULTIMATE.start_test_~tmp___7~0#1=-3, ULTIMATE.start_test_#t~nondet41#1=-3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:02,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:02,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:02,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:02,905 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:02,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:02,913 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:02,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-23 02:31:02,940 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:02,941 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:02,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:02,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:02,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:02,951 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:02,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:02,960 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:02,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-23 02:31:02,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:02,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:02,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:02,993 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:02,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:02,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:03,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-23 02:31:03,033 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:03,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:03,042 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:03,042 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:03,042 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:03,042 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:03,042 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:03,042 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:03,042 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:03,043 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:03,043 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration2_Loop [2022-11-23 02:31:03,043 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:03,043 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:03,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:03,206 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:03,206 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:03,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:03,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:03,208 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:03,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:03,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:03,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:03,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:03,229 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:03,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:03,231 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:03,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:03,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-23 02:31:03,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:03,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-11-23 02:31:03,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:03,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:03,253 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:03,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-23 02:31:03,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:03,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:03,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:03,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:03,281 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:03,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:03,286 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:03,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:03,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:03,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:03,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:03,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:03,309 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:03,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-23 02:31:03,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:03,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:03,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:03,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:03,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:03,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:03,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:03,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:03,348 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:03,357 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:03,357 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:03,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:03,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:03,365 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:03,368 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:03,368 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:03,368 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:03,368 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-11-23 02:31:03,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-23 02:31:03,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:03,381 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:03,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:03,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:03,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:03,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:03,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:03,679 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 02:31:03,679 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:03,797 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371. 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 1821 states and 3235 transitions. Complement of second has 6 states. [2022-11-23 02:31:03,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:03,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:03,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2022-11-23 02:31:03,806 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2022-11-23 02:31:03,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:03,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-23 02:31:03,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:03,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2022-11-23 02:31:03,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:03,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2022-11-23 02:31:03,822 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-23 02:31:03,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2022-11-23 02:31:03,834 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-11-23 02:31:03,835 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-11-23 02:31:03,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2022-11-23 02:31:03,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:03,835 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2022-11-23 02:31:03,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2022-11-23 02:31:03,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2022-11-23 02:31:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.7703862660944205) internal successors, (1650), 931 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:03,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2022-11-23 02:31:03,857 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1650 transitions. [2022-11-23 02:31:03,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:03,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:31:03,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:31:03,858 INFO L87 Difference]: Start difference. First operand 932 states and 1650 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:04,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:04,014 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2022-11-23 02:31:04,014 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2022-11-23 02:31:04,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2022-11-23 02:31:04,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2022-11-23 02:31:04,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2022-11-23 02:31:04,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2022-11-23 02:31:04,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2022-11-23 02:31:04,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:04,042 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2022-11-23 02:31:04,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2022-11-23 02:31:04,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2022-11-23 02:31:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.76931330472103) internal successors, (1649), 931 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2022-11-23 02:31:04,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-23 02:31:04,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 02:31:04,071 INFO L428 stractBuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-11-23 02:31:04,071 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-23 02:31:04,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2022-11-23 02:31:04,075 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-23 02:31:04,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:31:04,076 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:31:04,077 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:04,077 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:04,078 INFO L748 eck$LassoCheckResult]: Stem: 10103#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 10029#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 10030#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9996#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 9997#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 10018#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 10034#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9749#L2021-2 assume { :end_inline_setClientId } true; 10088#L2285 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; 9851#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9852#L1586-2 assume { :end_inline_setClientPrivateKey } true; 10000#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 10001#L2015-2 assume !(1 == setClientId_~handle#1); 9783#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 9784#L2021-5 assume { :end_inline_setClientId } true; 9789#L2306 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; 10031#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 9691#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9693#L1586-5 assume { :end_inline_setClientPrivateKey } true; 9972#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 9824#L2015-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9826#L2021-8 assume { :end_inline_setClientId } true; 9792#L2327 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; 9793#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10073#L1586-8 assume { :end_inline_setClientPrivateKey } true; 10064#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 9663#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 9664#L2230-1 assume !false; 10126#L2082 assume test_~splverifierCounter~0#1 < 4; 10085#L2083 [2022-11-23 02:31:04,079 INFO L750 eck$LassoCheckResult]: Loop: 10085#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10008#L2089 assume !(0 == test_~op1~0#1); 9862#L2102 assume !(0 == test_~op2~0#1); 9872#L2116 assume !(0 == test_~op3~0#1); 9967#L2130 assume !(0 == test_~op4~0#1); 9941#L2144 assume !(0 == test_~op5~0#1); 9720#L2158 assume !(0 == test_~op6~0#1); 9953#L2172 assume !(0 == test_~op7~0#1); 9955#L2186 assume 0 == test_~op8~0#1;test_~tmp___2~0#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1; 9641#L2191 assume 0 != test_~tmp___2~0#1;test_~op8~0#1 := 1; 9597#L2230-1 assume !false; 10058#L2082 assume test_~splverifierCounter~0#1 < 4; 10085#L2083 [2022-11-23 02:31:04,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:04,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-11-23 02:31:04,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:04,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062497111] [2022-11-23 02:31:04,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:04,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:04,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:04,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062497111] [2022-11-23 02:31:04,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062497111] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:04,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:04,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:31:04,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100199391] [2022-11-23 02:31:04,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:04,200 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:04,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:04,201 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2022-11-23 02:31:04,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:04,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737580764] [2022-11-23 02:31:04,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:04,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:04,208 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:04,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:04,320 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:04,320 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:04,320 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:04,320 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:04,321 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:04,321 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,321 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:04,321 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:04,321 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration3_Loop [2022-11-23 02:31:04,321 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:04,321 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:04,323 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,327 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,335 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,355 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,359 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,487 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:04,488 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:04,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,492 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-23 02:31:04,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:04,499 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:04,529 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:04,529 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:04,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-23 02:31:04,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,537 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:04,553 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:04,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-23 02:31:04,580 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:04,580 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:04,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:04,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,591 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:04,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:04,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-23 02:31:04,625 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:04,626 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:04,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:04,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,636 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,645 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:04,645 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:04,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-23 02:31:04,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:04,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,683 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-23 02:31:04,686 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:04,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:04,720 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:04,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:04,729 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:04,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:04,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:04,729 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:04,729 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:04,729 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,729 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:04,729 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:04,729 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration3_Loop [2022-11-23 02:31:04,729 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:04,730 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:04,731 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:04,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:04,908 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:04,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,909 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:04,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:04,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:04,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:04,934 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:04,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:04,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-23 02:31:04,935 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:04,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:04,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:04,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:04,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:04,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:04,961 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:04,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:04,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:04,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:04,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:04,978 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:04,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:04,980 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:04,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:04,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-23 02:31:05,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:05,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:05,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:05,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:05,010 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:05,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:05,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:05,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:05,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:05,026 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:05,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:05,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-23 02:31:05,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:05,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:05,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:05,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:05,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:05,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:05,045 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:05,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:05,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:05,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:05,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:05,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:05,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:05,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-23 02:31:05,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:05,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:05,076 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:05,079 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:05,079 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:05,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:05,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:05,081 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:05,086 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:05,086 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:05,086 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:05,086 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 [] [2022-11-23 02:31:05,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-23 02:31:05,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:05,091 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:05,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:05,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:05,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:05,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:05,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:05,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:05,399 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 02:31:05,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:05,482 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4062 states and 7226 transitions. Complement of second has 6 states. [2022-11-23 02:31:05,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:05,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2022-11-23 02:31:05,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2022-11-23 02:31:05,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:05,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2022-11-23 02:31:05,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:05,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2022-11-23 02:31:05,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:05,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2022-11-23 02:31:05,513 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-11-23 02:31:05,539 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2022-11-23 02:31:05,539 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-23 02:31:05,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-23 02:31:05,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2022-11-23 02:31:05,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:05,541 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2022-11-23 02:31:05,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2022-11-23 02:31:05,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2022-11-23 02:31:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7759961127308066) internal successors, (3655), 2057 states have internal predecessors, (3655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2022-11-23 02:31:05,590 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2022-11-23 02:31:05,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:05,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:31:05,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:31:05,591 INFO L87 Difference]: Start difference. First operand 2058 states and 3655 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:05,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:05,625 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2022-11-23 02:31:05,625 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2022-11-23 02:31:05,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-23 02:31:05,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2022-11-23 02:31:05,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2022-11-23 02:31:05,651 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2022-11-23 02:31:05,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2022-11-23 02:31:05,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:05,651 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2022-11-23 02:31:05,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2022-11-23 02:31:05,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2022-11-23 02:31:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7745383867832847) internal successors, (3652), 2057 states have internal predecessors, (3652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:05,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2022-11-23 02:31:05,691 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-23 02:31:05,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:31:05,692 INFO L428 stractBuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-11-23 02:31:05,692 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-23 02:31:05,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2022-11-23 02:31:05,700 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-23 02:31:05,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:31:05,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:31:05,702 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:05,702 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:05,702 INFO L748 eck$LassoCheckResult]: Stem: 19366#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 19297#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 19298#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19264#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 19265#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 19283#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 19302#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 19012#L2021-2 assume { :end_inline_setClientId } true; 19350#L2285 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; 19119#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19120#L1586-2 assume { :end_inline_setClientPrivateKey } true; 19266#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 19267#L2015-2 assume !(1 == setClientId_~handle#1); 19049#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19050#L2021-5 assume { :end_inline_setClientId } true; 19056#L2306 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; 19299#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 18955#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18957#L1586-5 assume { :end_inline_setClientPrivateKey } true; 19239#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 19089#L2015-4 assume !(1 == setClientId_~handle#1); 19090#L2018-4 assume !(2 == setClientId_~handle#1); 19307#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19308#L2021-8 assume { :end_inline_setClientId } true; 19059#L2327 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; 19060#L1580-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19335#L1586-8 assume { :end_inline_setClientPrivateKey } true; 19324#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 18927#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 18928#L2230-1 assume !false; 19371#L2082 assume test_~splverifierCounter~0#1 < 4; 19372#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19278#L2089 [2022-11-23 02:31:05,703 INFO L750 eck$LassoCheckResult]: Loop: 19278#L2089 assume !(0 == test_~op1~0#1); 19130#L2102 assume !(0 == test_~op2~0#1); 19141#L2116 assume !(0 == test_~op3~0#1); 19235#L2130 assume !(0 == test_~op4~0#1); 19209#L2144 assume !(0 == test_~op5~0#1); 18979#L2158 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1; 19270#L2163 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 19106#L1968 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 18982#L1974-2 assume { :end_inline_setClientForwardReceiver } true; 18859#L2548 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 18860#L2230-1 assume !false; 19325#L2082 assume test_~splverifierCounter~0#1 < 4; 19348#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19278#L2089 [2022-11-23 02:31:05,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:05,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-11-23 02:31:05,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:05,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894883222] [2022-11-23 02:31:05,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:05,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:05,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:05,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894883222] [2022-11-23 02:31:05,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894883222] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:05,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:05,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:31:05,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340755007] [2022-11-23 02:31:05,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:05,805 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:05,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:05,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2022-11-23 02:31:05,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:05,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490411197] [2022-11-23 02:31:05,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:05,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:05,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:05,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:05,969 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:05,969 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:05,969 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:05,969 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:05,969 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:05,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:05,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:05,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:05,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration4_Loop [2022-11-23 02:31:05,969 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:05,969 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:05,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:05,975 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:05,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:05,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:05,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:05,998 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,013 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,181 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:06,181 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:06,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,185 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-23 02:31:06,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,232 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,232 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,243 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,252 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-23 02:31:06,284 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,284 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,292 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-23 02:31:06,317 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,317 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-23 02:31:06,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,322 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-23 02:31:06,325 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,325 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,347 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,347 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Honda state: {~chuck~0=-8, ULTIMATE.start_setClientForwardReceiver_~value#1=-8, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-8, ~__ste_client_forwardReceiver0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,357 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-23 02:31:06,389 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,397 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-23 02:31:06,440 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,440 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,450 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-23 02:31:06,492 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:06,492 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet44#1=-8} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet44#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:06,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,503 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:06,507 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-23 02:31:06,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,536 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,540 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:06,540 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:06,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-23 02:31:06,576 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:06,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,580 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:06,580 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:06,580 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:06,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:06,580 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:06,580 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,580 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:06,580 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:06,580 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration4_Loop [2022-11-23 02:31:06,580 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:06,581 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:06,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,598 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:06,772 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:06,772 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:06,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,775 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-23 02:31:06,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,797 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:06,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:06,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:06,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:06,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:06,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,825 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,841 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:06,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:06,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-23 02:31:06,842 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:06,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:06,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:06,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,858 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:06,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:06,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:06,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:06,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-23 02:31:06,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:06,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,898 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:06,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:06,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:06,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:06,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-23 02:31:06,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:06,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,945 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,962 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:06,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:06,963 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:06,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:06,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-23 02:31:06,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:06,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:06,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:06,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:06,983 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:06,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:06,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-23 02:31:06,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:06,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:06,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:06,999 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:06,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:07,000 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:07,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:07,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:07,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:07,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:07,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:07,020 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:07,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:07,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-23 02:31:07,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:07,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:07,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:07,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:07,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:07,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:07,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:07,052 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:07,054 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:07,054 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:07,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:07,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:07,057 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:07,064 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:07,064 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:07,064 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:07,065 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-11-23 02:31:07,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-23 02:31:07,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:07,070 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:07,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:07,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:07,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:07,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:07,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:07,354 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 02:31:07,354 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:07,462 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 8892 states and 15852 transitions. Complement of second has 6 states. [2022-11-23 02:31:07,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2022-11-23 02:31:07,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2022-11-23 02:31:07,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:07,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2022-11-23 02:31:07,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:07,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2022-11-23 02:31:07,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:07,467 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2022-11-23 02:31:07,517 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-11-23 02:31:07,572 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2022-11-23 02:31:07,572 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-11-23 02:31:07,573 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-11-23 02:31:07,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2022-11-23 02:31:07,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:07,574 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2022-11-23 02:31:07,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2022-11-23 02:31:07,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:07,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2022-11-23 02:31:07,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7828024058810426) internal successors, (8003), 4488 states have internal predecessors, (8003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2022-11-23 02:31:07,769 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2022-11-23 02:31:07,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:07,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:31:07,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:31:07,770 INFO L87 Difference]: Start difference. First operand 4489 states and 8003 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:07,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:07,930 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2022-11-23 02:31:07,930 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2022-11-23 02:31:08,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-23 02:31:08,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2022-11-23 02:31:08,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-11-23 02:31:08,106 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-11-23 02:31:08,106 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2022-11-23 02:31:08,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:08,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2022-11-23 02:31:08,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2022-11-23 02:31:08,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2022-11-23 02:31:08,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7825796391178437) internal successors, (8002), 4488 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2022-11-23 02:31:08,215 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-23 02:31:08,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:31:08,218 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-11-23 02:31:08,219 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-23 02:31:08,219 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2022-11-23 02:31:08,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-23 02:31:08,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:31:08,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:31:08,239 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:08,239 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:08,240 INFO L748 eck$LassoCheckResult]: Stem: 43728#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 43662#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 43663#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 43633#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 43634#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 43650#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 43667#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 43392#L2021-2 assume { :end_inline_setClientId } true; 43715#L2285 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; 43493#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43494#L1586-2 assume { :end_inline_setClientPrivateKey } true; 43635#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 43636#L2015-2 assume !(1 == setClientId_~handle#1); 43428#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 43429#L2021-5 assume { :end_inline_setClientId } true; 43434#L2306 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; 43664#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 43335#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43337#L1586-5 assume { :end_inline_setClientPrivateKey } true; 43610#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 43465#L2015-4 assume !(1 == setClientId_~handle#1); 43466#L2018-4 assume !(2 == setClientId_~handle#1); 43673#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 43674#L2021-8 assume { :end_inline_setClientId } true; 43437#L2327 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; 43438#L1580-4 assume !(1 == setClientPrivateKey_~handle#1); 43699#L1583-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43703#L1586-8 assume { :end_inline_setClientPrivateKey } true; 43688#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 43307#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 43308#L2230-1 assume !false; 43800#L2082 assume test_~splverifierCounter~0#1 < 4; 43798#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43796#L2089 assume !(0 == test_~op1~0#1); 43504#L2102 [2022-11-23 02:31:08,241 INFO L750 eck$LassoCheckResult]: Loop: 43504#L2102 assume !(0 == test_~op2~0#1); 43514#L2116 assume !(0 == test_~op3~0#1); 43606#L2130 assume !(0 == test_~op4~0#1); 43581#L2144 assume !(0 == test_~op5~0#1); 43358#L2158 assume !(0 == test_~op6~0#1); 43592#L2172 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 43593#L2177 assume 0 != test_~tmp___3~0#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; 43598#L1580-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 43238#L1586-14 assume { :end_inline_setClientPrivateKey } true; 43239#L2820 assume { :end_inline_generateKeyPair } true; 43602#L2528 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 43368#L2230-1 assume !false; 43689#L2082 assume test_~splverifierCounter~0#1 < 4; 43712#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43645#L2089 assume !(0 == test_~op1~0#1); 43504#L2102 [2022-11-23 02:31:08,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:08,242 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-11-23 02:31:08,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:08,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456609515] [2022-11-23 02:31:08,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:08,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:08,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456609515] [2022-11-23 02:31:08,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456609515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:08,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:08,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:31:08,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043779793] [2022-11-23 02:31:08,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:08,378 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:08,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:08,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2022-11-23 02:31:08,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:08,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530111366] [2022-11-23 02:31:08,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:08,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:08,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:08,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:08,599 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:08,599 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:08,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:08,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:08,600 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:08,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:08,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:08,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:08,600 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration5_Loop [2022-11-23 02:31:08,600 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:08,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:08,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:08,898 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:08,898 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:08,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:08,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:08,899 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:08,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:08,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:08,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-23 02:31:08,935 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:08,935 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:08,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-23 02:31:08,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:08,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:08,940 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:08,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-23 02:31:08,943 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:08,943 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:08,966 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:08,966 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:08,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:08,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:08,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:08,971 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:08,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-23 02:31:08,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:08,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:08,992 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:08,992 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:08,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-23 02:31:08,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:08,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:08,996 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:08,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-23 02:31:08,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:08,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,028 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,028 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:09,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,033 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,040 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,040 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-23 02:31:09,068 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,068 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:09,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,073 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-23 02:31:09,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,121 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:09,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-23 02:31:09,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,126 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-23 02:31:09,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,146 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,146 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:09,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-23 02:31:09,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,150 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-23 02:31:09,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,171 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,171 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:09,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,176 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-23 02:31:09,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,178 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,195 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:09,196 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: [] [2022-11-23 02:31:09,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-23 02:31:09,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,200 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-23 02:31:09,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:09,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-23 02:31:09,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,218 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-23 02:31:09,220 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:09,220 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:09,241 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:09,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,244 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:09,244 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:09,244 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:09,244 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:09,244 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:09,244 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,244 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:09,244 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:09,245 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration5_Loop [2022-11-23 02:31:09,245 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:09,245 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:09,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,256 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,276 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,296 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,302 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:09,484 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:09,484 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:09,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,485 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-23 02:31:09,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,498 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-23 02:31:09,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,508 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-23 02:31:09,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:09,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:09,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-23 02:31:09,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,548 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-23 02:31:09,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,561 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,567 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-23 02:31:09,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,581 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,582 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-23 02:31:09,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,595 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-23 02:31:09,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,610 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,611 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-23 02:31:09,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,619 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-23 02:31:09,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,631 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,632 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,638 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-23 02:31:09,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,651 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,652 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,685 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:09,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-23 02:31:09,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:09,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,729 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:09,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,749 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:09,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,750 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:09,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-23 02:31:09,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:09,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:09,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,773 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,776 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 [2022-11-23 02:31:09,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:09,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:09,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:09,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:09,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:09,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:09,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:09,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-23 02:31:09,800 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:09,817 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:09,817 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:09,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:09,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:09,818 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:09,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-23 02:31:09,820 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:09,820 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:09,821 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:09,821 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-23 02:31:09,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-23 02:31:09,824 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:09,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:09,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:09,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:10,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:10,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:10,140 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 02:31:10,140 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533 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) [2022-11-23 02:31:10,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:10,301 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533. 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 14919 states and 26669 transitions. Complement of second has 6 states. [2022-11-23 02:31:10,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:10,302 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) [2022-11-23 02:31:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2022-11-23 02:31:10,303 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2022-11-23 02:31:10,303 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:10,303 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2022-11-23 02:31:10,304 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:10,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2022-11-23 02:31:10,304 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:10,304 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2022-11-23 02:31:10,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-23 02:31:10,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2022-11-23 02:31:10,386 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-11-23 02:31:10,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-11-23 02:31:10,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2022-11-23 02:31:10,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:10,387 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-23 02:31:10,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2022-11-23 02:31:10,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2022-11-23 02:31:10,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.774560035642682) internal successors, (7966), 4488 states have internal predecessors, (7966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:10,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2022-11-23 02:31:10,467 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-11-23 02:31:10,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:10,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:31:10,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:31:10,468 INFO L87 Difference]: Start difference. First operand 4489 states and 7966 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) [2022-11-23 02:31:10,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:10,644 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2022-11-23 02:31:10,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2022-11-23 02:31:10,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-11-23 02:31:10,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2022-11-23 02:31:10,727 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-11-23 02:31:10,727 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-11-23 02:31:10,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2022-11-23 02:31:10,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 02:31:10,728 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2022-11-23 02:31:10,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2022-11-23 02:31:10,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2022-11-23 02:31:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7743372688794832) internal successors, (7965), 4488 states have internal predecessors, (7965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:31:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2022-11-23 02:31:10,850 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-23 02:31:10,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:31:10,851 INFO L428 stractBuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-11-23 02:31:10,851 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-23 02:31:10,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2022-11-23 02:31:10,866 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-11-23 02:31:10,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 02:31:10,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 02:31:10,867 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:10,867 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:10,868 INFO L748 eck$LassoCheckResult]: Stem: 76598#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(13, 17);call #Ultimate.allocInit(19, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(19, 20);call #Ultimate.allocInit(44, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(9, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(11, 25);call #Ultimate.allocInit(19, 26);call #Ultimate.allocInit(4, 27);call write~init~int(37, 27, 0, 1);call write~init~int(100, 27, 1, 1);call write~init~int(10, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(100, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(16, 30);call #Ultimate.allocInit(20, 31);call #Ultimate.allocInit(22, 32);call #Ultimate.allocInit(21, 33);call #Ultimate.allocInit(10, 34);call #Ultimate.allocInit(12, 35);call #Ultimate.allocInit(10, 36);call #Ultimate.allocInit(18, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(21, 39);~__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;~__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;~head~0.base, ~head~0.offset := 0, 0;~sent_encrypted~0 := -1;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 76527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret58#1, main_~retValue_acc~34#1, main_~tmp~8#1;havoc main_~retValue_acc~34#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 76528#L497 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 76497#L490 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 76498#L505 main_#t~ret58#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret58#1;havoc main_#t~ret58#1; 76515#L2408 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet55#1, setup_#t~nondet56#1, setup_#t~nondet57#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 76532#L2015 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 76253#L2021-2 assume { :end_inline_setClientId } true; 76584#L2285 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; 76353#L1580 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76354#L1586-2 assume { :end_inline_setClientPrivateKey } true; 76499#L2296 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 23, 0;havoc setup_#t~nondet55#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; 76500#L2015-2 assume !(1 == setClientId_~handle#1); 76289#L2018-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 76290#L2021-5 assume { :end_inline_setClientId } true; 76295#L2306 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; 76529#L1580-2 assume !(1 == setClientPrivateKey_~handle#1); 76194#L1583-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 76196#L1586-5 assume { :end_inline_setClientPrivateKey } true; 76470#L2317 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~1#1.base, setup_~__cil_tmp2~1#1.offset := 24, 0;havoc setup_#t~nondet56#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; 76326#L2015-4 assume !(1 == setClientId_~handle#1); 76327#L2018-4 assume !(2 == setClientId_~handle#1); 76540#L2021-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 76541#L2021-8 assume { :end_inline_setClientId } true; 76298#L2327 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; 76299#L1580-4 assume !(1 == setClientPrivateKey_~handle#1); 76569#L1583-4 assume !(2 == setClientPrivateKey_~handle#1); 76581#L1586-6 assume !(3 == setClientPrivateKey_~handle#1); 76573#L1586-8 assume { :end_inline_setClientPrivateKey } true; 76556#L2338 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 25, 0;havoc setup_#t~nondet57#1; 76166#L2395 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet39#1, test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#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~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 76167#L2230-1 assume !false; 76673#L2082 assume test_~splverifierCounter~0#1 < 4; 76671#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76670#L2089 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet39#1;havoc test_#t~nondet39#1; 76362#L2093 [2022-11-23 02:31:10,868 INFO L750 eck$LassoCheckResult]: Loop: 76362#L2093 assume !(0 != test_~tmp___9~0#1); 76364#L2102 assume !(0 == test_~op2~0#1); 76374#L2116 assume !(0 == test_~op3~0#1); 76466#L2130 assume !(0 == test_~op4~0#1); 76441#L2144 assume !(0 == test_~op5~0#1); 76218#L2158 assume !(0 == test_~op6~0#1); 76452#L2172 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 76453#L2177 assume 0 != test_~tmp___3~0#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; 76458#L1580-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76097#L1586-14 assume { :end_inline_setClientPrivateKey } true; 76098#L2820 assume { :end_inline_generateKeyPair } true; 76462#L2528 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 76229#L2230-1 assume !false; 76557#L2082 assume test_~splverifierCounter~0#1 < 4; 76582#L2083 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 76508#L2089 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet39#1;havoc test_#t~nondet39#1; 76362#L2093 [2022-11-23 02:31:10,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:10,869 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-11-23 02:31:10,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:10,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771992572] [2022-11-23 02:31:10,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:10,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:10,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:10,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771992572] [2022-11-23 02:31:10,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771992572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:10,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:31:10,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 02:31:10,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436611925] [2022-11-23 02:31:10,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:10,972 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-23 02:31:10,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:10,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2022-11-23 02:31:10,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:10,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100149272] [2022-11-23 02:31:10,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:10,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:10,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:31:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:31:10,991 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:31:11,234 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:11,234 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:11,234 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:11,234 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:11,234 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 02:31:11,234 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,235 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:11,235 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:11,235 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration6_Loop [2022-11-23 02:31:11,235 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:11,235 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:11,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,243 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,254 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,271 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,290 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,517 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:11,517 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 02:31:11,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,520 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-23 02:31:11,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,548 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,548 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet45#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:11,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,554 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-23 02:31:11,561 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,561 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,583 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,583 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:11,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,588 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-23 02:31:11,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,591 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,611 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,611 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-23 02:31:11,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,617 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-23 02:31:11,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,638 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,638 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet39#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet39#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-23 02:31:11,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,642 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,652 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,653 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-23 02:31:11,664 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,665 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: [] [2022-11-23 02:31:11,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-23 02:31:11,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,669 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-23 02:31:11,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,689 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,689 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-23 02:31:11,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,694 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-23 02:31:11,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,697 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 02:31:11,714 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 02:31:11,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-23 02:31:11,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,718 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-23 02:31:11,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 02:31:11,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:11,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:11,750 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:11,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-23 02:31:11,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 02:31:11,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 02:31:11,783 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 02:31:11,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:11,786 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 02:31:11,786 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 02:31:11,786 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 02:31:11,786 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 02:31:11,786 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 02:31:11,786 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:11,786 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 02:31:11,786 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 02:31:11,786 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product22.cil.c_Iteration6_Loop [2022-11-23 02:31:11,787 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 02:31:11,787 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 02:31:11,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,805 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,819 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,831 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:11,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 02:31:12,081 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 02:31:12,081 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 02:31:12,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,084 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,101 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:12,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:12,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-23 02:31:12,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-23 02:31:12,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,113 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-23 02:31:12,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:12,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:12,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:12,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,134 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-23 02:31:12,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:12,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:12,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:12,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,168 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-23 02:31:12,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:12,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:12,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:12,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,188 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-23 02:31:12,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,201 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:12,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,202 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:12,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-23 02:31:12,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,207 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-23 02:31:12,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,219 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 02:31:12,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 02:31:12,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 02:31:12,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-23 02:31:12,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,227 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-23 02:31:12,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 02:31:12,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 02:31:12,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 02:31:12,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 02:31:12,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 02:31:12,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 02:31:12,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 02:31:12,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 02:31:12,242 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 02:31:12,244 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 02:31:12,245 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-23 02:31:12,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 02:31:12,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:12,246 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 02:31:12,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-23 02:31:12,248 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 02:31:12,248 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 02:31:12,248 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 02:31:12,248 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-11-23 02:31:12,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:12,252 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 02:31:12,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:12,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:31:12,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:12,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:31:12,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:31:12,540 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 02:31:12,541 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496 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) [2022-11-23 02:31:12,616 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496. 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 9578 states and 17066 transitions. Complement of second has 6 states. [2022-11-23 02:31:12,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-23 02:31:12,617 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) [2022-11-23 02:31:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2022-11-23 02:31:12,618 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2022-11-23 02:31:12,618 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:12,618 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2022-11-23 02:31:12,618 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:12,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2022-11-23 02:31:12,619 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 02:31:12,619 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2022-11-23 02:31:12,656 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-23 02:31:12,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2022-11-23 02:31:12,657 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-23 02:31:12,657 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-23 02:31:12,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-23 02:31:12,657 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:31:12,657 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:31:12,657 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:31:12,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:12,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 02:31:12,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 02:31:12,658 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) [2022-11-23 02:31:12,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:12,658 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-23 02:31:12,659 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-23 02:31:12,659 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-23 02:31:12,659 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 02:31:12,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-23 02:31:12,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-23 02:31:12,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-23 02:31:12,659 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:31:12,660 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:31:12,660 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:31:12,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 02:31:12,660 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:31:12,660 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-23 02:31:12,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-23 02:31:12,661 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-23 02:31:12,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-23 02:31:12,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 02:31:12 BoogieIcfgContainer [2022-11-23 02:31:12,668 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-23 02:31:12,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:31:12,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:31:12,669 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:31:12,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:30:59" (3/4) ... [2022-11-23 02:31:12,672 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 02:31:12,673 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:31:12,673 INFO L158 Benchmark]: Toolchain (without parser) took 16041.44ms. Allocated memory was 186.6MB in the beginning and 429.9MB in the end (delta: 243.3MB). Free memory was 142.8MB in the beginning and 204.0MB in the end (delta: -61.2MB). Peak memory consumption was 183.9MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,674 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:31:12,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 884.33ms. Allocated memory is still 186.6MB. Free memory was 142.8MB in the beginning and 102.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.88ms. Allocated memory is still 186.6MB. Free memory was 102.9MB in the beginning and 92.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,675 INFO L158 Benchmark]: Boogie Preprocessor took 140.89ms. Allocated memory is still 186.6MB. Free memory was 92.5MB in the beginning and 85.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,675 INFO L158 Benchmark]: RCFGBuilder took 1754.35ms. Allocated memory is still 186.6MB. Free memory was 85.3MB in the beginning and 140.5MB in the end (delta: -55.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,675 INFO L158 Benchmark]: BuchiAutomizer took 13093.58ms. Allocated memory was 186.6MB in the beginning and 429.9MB in the end (delta: 243.3MB). Free memory was 140.5MB in the beginning and 204.0MB in the end (delta: -63.5MB). Peak memory consumption was 179.8MB. Max. memory is 16.1GB. [2022-11-23 02:31:12,676 INFO L158 Benchmark]: Witness Printer took 4.06ms. Allocated memory is still 429.9MB. Free memory is still 204.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:31:12,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 884.33ms. Allocated memory is still 186.6MB. Free memory was 142.8MB in the beginning and 102.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.88ms. Allocated memory is still 186.6MB. Free memory was 102.9MB in the beginning and 92.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.89ms. Allocated memory is still 186.6MB. Free memory was 92.5MB in the beginning and 85.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1754.35ms. Allocated memory is still 186.6MB. Free memory was 85.3MB in the beginning and 140.5MB in the end (delta: -55.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 13093.58ms. Allocated memory was 186.6MB in the beginning and 429.9MB in the end (delta: 243.3MB). Free memory was 140.5MB in the beginning and 204.0MB in the end (delta: -63.5MB). Peak memory consumption was 179.8MB. Max. memory is 16.1GB. * Witness Printer took 4.06ms. Allocated memory is still 429.9MB. Free memory is still 204.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 * 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 * op6 + 1 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 13.0s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 7.9s. Construction of modules took 0.2s. Büchi inclusion checks took 3.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.6s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11361 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11355 mSDsluCounter, 18842 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10243 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 8599 mSDtfsCounter, 279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital60 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf118 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 29 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-23 02:31:12,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:12,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1804da4a-4727-4c28-aa78-1f789535a31c/bin/uautomizer-QkZJyEgLgS/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