./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y --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 25d1aac916acb353bef6b5512adabc0f3abdf00fe5619505211974e4efa18990 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:23:49,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:23:49,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:23:49,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:23:49,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:23:49,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:23:49,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:23:49,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:23:49,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:23:49,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:23:49,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:23:49,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:23:49,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:23:49,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:23:49,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:23:49,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:23:49,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:23:49,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:23:49,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:23:49,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:23:49,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:23:49,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:23:49,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:23:49,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:23:49,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:23:49,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:23:49,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:23:49,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:23:49,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:23:49,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:23:49,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:23:49,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:23:49,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:23:49,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:23:49,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:23:49,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:23:49,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:23:49,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:23:49,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:23:49,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:23:49,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:23:49,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:23:50,051 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:23:50,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:23:50,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:23:50,052 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:23:50,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:23:50,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:23:50,053 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:23:50,054 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:23:50,054 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:23:50,054 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:23:50,054 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:23:50,055 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:23:50,055 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:23:50,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:23:50,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:23:50,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:23:50,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:23:50,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:23:50,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:23:50,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:23:50,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:23:50,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:23:50,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:23:50,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:23:50,057 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:23:50,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:23:50,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:23:50,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:23:50,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:23:50,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:23:50,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:23:50,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:23:50,066 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:23:50,067 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_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25d1aac916acb353bef6b5512adabc0f3abdf00fe5619505211974e4efa18990 [2021-11-13 18:23:50,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:23:50,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:23:50,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:23:50,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:23:50,394 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:23:50,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/email_spec11_product22.cil.c [2021-11-13 18:23:50,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/data/7a29339b4/2a03e0221a9548adbdc82c762e110884/FLAGe703f4db7 [2021-11-13 18:23:51,163 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:23:51,164 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/sv-benchmarks/c/product-lines/email_spec11_product22.cil.c [2021-11-13 18:23:51,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/data/7a29339b4/2a03e0221a9548adbdc82c762e110884/FLAGe703f4db7 [2021-11-13 18:23:51,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/data/7a29339b4/2a03e0221a9548adbdc82c762e110884 [2021-11-13 18:23:51,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:23:51,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:23:51,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:51,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:23:51,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:23:51,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:51" (1/1) ... [2021-11-13 18:23:51,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7c3130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:51, skipping insertion in model container [2021-11-13 18:23:51,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:51" (1/1) ... [2021-11-13 18:23:51,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:23:51,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:23:51,927 WARN L228 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_c5defe09-51fa-4fe5-adbb-d43a80248f19/sv-benchmarks/c/product-lines/email_spec11_product22.cil.c[40875,40888] [2021-11-13 18:23:52,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:23:52,108 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:23:52,176 WARN L228 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_c5defe09-51fa-4fe5-adbb-d43a80248f19/sv-benchmarks/c/product-lines/email_spec11_product22.cil.c[40875,40888] [2021-11-13 18:23:52,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:23:52,310 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:23:52,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52 WrapperNode [2021-11-13 18:23:52,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:52,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:23:52,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:23:52,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:23:52,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:23:52,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:23:52,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:23:52,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:23:52,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:23:52,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:23:52,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:23:52,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:23:52,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (1/1) ... [2021-11-13 18:23:52,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:52,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:52,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:52,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:23:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-13 18:23:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:23:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:23:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:23:52,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:23:54,913 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:23:54,913 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:23:54,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:23:54 BoogieIcfgContainer [2021-11-13 18:23:54,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:23:54,918 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:23:54,918 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:23:54,922 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:23:54,923 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:23:54,923 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:23:51" (1/3) ... [2021-11-13 18:23:54,925 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28bbde4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:23:54, skipping insertion in model container [2021-11-13 18:23:54,925 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:23:54,925 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:52" (2/3) ... [2021-11-13 18:23:54,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28bbde4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:23:54, skipping insertion in model container [2021-11-13 18:23:54,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:23:54,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:23:54" (3/3) ... [2021-11-13 18:23:54,928 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec11_product22.cil.c [2021-11-13 18:23:54,979 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:23:54,980 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:23:54,980 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:23:54,980 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:23:54,980 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:23:54,980 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:23:54,981 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:23:54,981 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:23:55,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 519 states, 518 states have (on average 1.66988416988417) internal successors, (865), 518 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:23:55,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2021-11-13 18:23:55,066 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:23:55,066 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:23:55,076 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:55,077 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:55,077 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:23:55,080 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 519 states, 518 states have (on average 1.66988416988417) internal successors, (865), 518 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:23:55,094 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2021-11-13 18:23:55,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:23:55,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:23:55,097 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:55,097 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:55,104 INFO L791 eck$LassoCheckResult]: Stem: 502#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 420#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 300#L2508true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 199#L2501true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 495#L2516true main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 512#L1976true assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 246#L1806true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 252#L1812-2true assume { :end_inline_setClientId } true; 206#L1853true 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; 337#L1371true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 380#L1377-2true assume { :end_inline_setClientPrivateKey } true; 492#L1864true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 165#L1806-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 129#L1812-5true assume { :end_inline_setClientId } true; 240#L1874true 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; 39#L1371-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 423#L1377-5true assume { :end_inline_setClientPrivateKey } true; 115#L1885true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 13#L1806-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 359#L1812-8true assume { :end_inline_setClientId } true; 146#L1895true 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; 178#L1371-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 104#L1377-8true assume { :end_inline_setClientPrivateKey } true; 207#L1906true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 519#L1963true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 309#L719-1true [2021-11-13 18:23:55,104 INFO L793 eck$LassoCheckResult]: Loop: 309#L719-1true assume !false; 373#L571true assume test_~splverifierCounter~0#1 < 4; 361#L572true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 430#L578true assume !(0 == test_~op1~0#1); 367#L591true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet56#1;havoc test_#t~nondet56#1; 427#L596true 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; 236#L1324true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 57#L1330-2true assume { :end_inline_setClientAutoResponse } true; 336#L2106true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 309#L719-1true [2021-11-13 18:23:55,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:55,116 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-11-13 18:23:55,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:23:55,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604197914] [2021-11-13 18:23:55,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:23:55,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:23:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:23:55,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:23:55,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604197914] [2021-11-13 18:23:55,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604197914] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:23:55,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:23:55,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:23:55,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614868125] [2021-11-13 18:23:55,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:23:55,608 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:23:55,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:55,609 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-11-13 18:23:55,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:23:55,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495678607] [2021-11-13 18:23:55,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:23:55,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:23:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:23:55,639 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:23:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:23:55,677 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:23:55,838 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:23:55,839 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:23:55,839 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:23:55,839 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:23:55,840 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:23:55,840 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:55,840 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:23:55,840 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:23:55,840 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration1_Loop [2021-11-13 18:23:55,840 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:23:55,841 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:23:55,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:55,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:55,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:55,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:55,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:55,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,056 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:23:56,057 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:23:56,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:56,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:56,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:23:56,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:56,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-13 18:23:56,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:56,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:56,152 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:56,158 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:23:56,159 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:56,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-13 18:23:56,187 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:23:56,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:56,225 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:23:56,225 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:23:56,225 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:23:56,225 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:23:56,225 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:23:56,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:23:56,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:23:56,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration1_Loop [2021-11-13 18:23:56,226 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:23:56,226 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:23:56,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:56,414 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:23:56,419 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:23:56,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:56,430 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:56,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:23:56,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:23:56,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:23:56,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:23:56,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:23:56,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:23:56,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:23:56,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:23:56,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:23:56,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:23:56,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:56,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:56,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:56,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:23:56,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:23:56,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:23:56,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:23:56,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:23:56,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:23:56,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:23:56,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:23:56,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:23:56,550 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:23:56,557 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:23:56,557 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:23:56,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:56,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:56,561 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:56,568 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:23:56,568 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:23:56,568 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:23:56,569 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2021-11-13 18:23:56,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:23:56,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:56,615 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:23:56,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:56,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:23:56,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:23:57,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:57,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:23:57,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:23:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:23:57,245 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-13 18:23:57,248 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 519 states, 518 states have (on average 1.66988416988417) internal successors, (865), 518 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:23:57,562 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 519 states, 518 states have (on average 1.66988416988417) internal successors, (865), 518 states have internal predecessors, (865), 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 2207 states and 3667 transitions. Complement of second has 7 states. [2021-11-13 18:23:57,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:23:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:23:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2065 transitions. [2021-11-13 18:23:57,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2065 transitions. Stem has 25 letters. Loop has 9 letters. [2021-11-13 18:23:57,579 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:57,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2065 transitions. Stem has 34 letters. Loop has 9 letters. [2021-11-13 18:23:57,580 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:57,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2065 transitions. Stem has 25 letters. Loop has 18 letters. [2021-11-13 18:23:57,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:57,583 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2207 states and 3667 transitions. [2021-11-13 18:23:57,618 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2021-11-13 18:23:57,642 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2207 states to 931 states and 1651 transitions. [2021-11-13 18:23:57,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2021-11-13 18:23:57,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2021-11-13 18:23:57,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2021-11-13 18:23:57,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:23:57,648 INFO L681 BuchiCegarLoop]: Abstraction has 931 states and 1651 transitions. [2021-11-13 18:23:57,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2021-11-13 18:23:57,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2021-11-13 18:23:57,729 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) [2021-11-13 18:23:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2021-11-13 18:23:57,733 INFO L704 BuchiCegarLoop]: Abstraction has 488 states and 860 transitions. [2021-11-13 18:23:57,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:23:57,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:23:57,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:23:57,739 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) [2021-11-13 18:23:57,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:23:57,802 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2021-11-13 18:23:57,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:23:57,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2021-11-13 18:23:57,818 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2021-11-13 18:23:57,831 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2021-11-13 18:23:57,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2021-11-13 18:23:57,833 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2021-11-13 18:23:57,833 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2021-11-13 18:23:57,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:23:57,840 INFO L681 BuchiCegarLoop]: Abstraction has 953 states and 1682 transitions. [2021-11-13 18:23:57,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2021-11-13 18:23:57,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2021-11-13 18:23:57,860 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) [2021-11-13 18:23:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2021-11-13 18:23:57,863 INFO L704 BuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2021-11-13 18:23:57,863 INFO L587 BuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2021-11-13 18:23:57,863 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-13 18:23:57,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2021-11-13 18:23:57,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2021-11-13 18:23:57,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:23:57,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:23:57,869 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:57,869 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:23:57,869 INFO L791 eck$LassoCheckResult]: Stem: 4779#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 4711#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 4411#L2508 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4412#L2501 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 4756#L2516 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 4774#L1976 assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 4777#L1806 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4390#L1812-2 assume { :end_inline_setClientId } true; 4761#L1853 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; 4542#L1371 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4543#L1377-2 assume { :end_inline_setClientPrivateKey } true; 4666#L1864 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 4712#L1806-2 assume !(1 == setClientId_~handle#1); 4645#L1809-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4646#L1812-5 assume { :end_inline_setClientId } true; 4673#L1874 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; 4459#L1371-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4404#L1377-5 assume { :end_inline_setClientPrivateKey } true; 4644#L1885 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 4360#L1806-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4362#L1812-8 assume { :end_inline_setClientId } true; 4592#L1895 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; 4688#L1371-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4478#L1377-8 assume { :end_inline_setClientPrivateKey } true; 4613#L1906 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 4762#L1963 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 4782#L719-1 assume !false; 4449#L571 [2021-11-13 18:23:57,869 INFO L793 eck$LassoCheckResult]: Loop: 4449#L571 assume test_~splverifierCounter~0#1 < 4; 4593#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4594#L578 assume !(0 == test_~op1~0#1); 4607#L591 assume !(0 == test_~op2~0#1); 4608#L605 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet57#1;havoc test_#t~nondet57#1; 4734#L610 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; 4499#L1371-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4500#L1377-11 assume { :end_inline_setClientPrivateKey } true; 4381#L2076 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 4313#L719-1 assume !false; 4449#L571 [2021-11-13 18:23:57,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:57,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-11-13 18:23:57,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:23:57,893 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896954420] [2021-11-13 18:23:57,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:23:57,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:23:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:23:58,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:23:58,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896954420] [2021-11-13 18:23:58,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896954420] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:23:58,049 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:23:58,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:23:58,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228911877] [2021-11-13 18:23:58,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:23:58,050 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:23:58,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:58,051 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2021-11-13 18:23:58,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:23:58,052 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610333108] [2021-11-13 18:23:58,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:23:58,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:23:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:23:58,072 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:23:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:23:58,114 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:23:58,244 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:23:58,244 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:23:58,245 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:23:58,249 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:23:58,250 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:23:58,250 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,250 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:23:58,250 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:23:58,250 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration2_Loop [2021-11-13 18:23:58,250 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:23:58,250 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:23:58,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,452 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:23:58,453 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:23:58,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:58,455 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:58,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:23:58,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:58,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:23:58,493 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:23:58,493 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:23:58,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:58,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:58,539 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:58,545 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:23:58,545 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:58,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:23:58,579 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:23:58,579 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0#1=-1, ULTIMATE.start_test_#t~nondet57#1=-1} Honda state: {ULTIMATE.start_test_~tmp___7~0#1=-1, ULTIMATE.start_test_#t~nondet57#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:23:58,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:58,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:58,621 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:58,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:23:58,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:58,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:23:58,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:58,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:58,688 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:58,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:23:58,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:23:58,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:23:58,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:23:58,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:58,761 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:23:58,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:23:58,761 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:23:58,761 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:23:58,762 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:23:58,762 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:23:58,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:23:58,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration2_Loop [2021-11-13 18:23:58,762 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:23:58,762 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:23:58,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:23:58,936 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:23:58,936 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:23:58,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:58,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:58,939 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:58,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:23:58,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:23:58,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:23:58,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:23:58,962 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:23:58,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:23:58,963 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:23:58,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:23:58,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:23:58,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:23:59,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:59,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:59,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:59,019 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:59,025 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 [2021-11-13 18:23:59,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:23:59,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:23:59,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:23:59,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:23:59,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:23:59,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:23:59,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:23:59,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:23:59,050 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:23:59,053 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:23:59,053 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:23:59,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:23:59,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:23:59,055 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:23:59,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:23:59,060 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:23:59,060 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:23:59,060 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:23:59,060 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2021-11-13 18:23:59,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:59,092 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:23:59,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:23:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:59,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:23:59,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:23:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:23:59,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:23:59,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:23:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:23:59,523 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-13 18:23:59,524 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) [2021-11-13 18:23:59,609 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. [2021-11-13 18:23:59,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:23:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:23:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2021-11-13 18:23:59,644 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2021-11-13 18:23:59,644 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:59,644 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2021-11-13 18:23:59,645 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:59,645 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2021-11-13 18:23:59,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:23:59,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2021-11-13 18:23:59,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-11-13 18:23:59,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:23:59,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2021-11-13 18:23:59,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2021-11-13 18:23:59,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2021-11-13 18:23:59,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2021-11-13 18:23:59,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:23:59,718 INFO L681 BuchiCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2021-11-13 18:23:59,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2021-11-13 18:23:59,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2021-11-13 18:23:59,743 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) [2021-11-13 18:23:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2021-11-13 18:23:59,748 INFO L704 BuchiCegarLoop]: Abstraction has 932 states and 1650 transitions. [2021-11-13 18:23:59,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:23:59,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:23:59,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:23:59,749 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) [2021-11-13 18:23:59,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:23:59,924 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2021-11-13 18:23:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:23:59,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2021-11-13 18:23:59,954 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2021-11-13 18:23:59,972 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2021-11-13 18:23:59,972 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2021-11-13 18:23:59,973 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2021-11-13 18:23:59,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2021-11-13 18:23:59,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:23:59,977 INFO L681 BuchiCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2021-11-13 18:23:59,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2021-11-13 18:24:00,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2021-11-13 18:24:00,004 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) [2021-11-13 18:24:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2021-11-13 18:24:00,009 INFO L704 BuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2021-11-13 18:24:00,009 INFO L587 BuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2021-11-13 18:24:00,009 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-13 18:24:00,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2021-11-13 18:24:00,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-13 18:24:00,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:24:00,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:24:00,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:00,018 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:00,018 INFO L791 eck$LassoCheckResult]: Stem: 9990#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 9914#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 9602#L2508 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9603#L2501 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 9962#L2516 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 9984#L1976 assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 9988#L1806 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9583#L1812-2 assume { :end_inline_setClientId } true; 9967#L1853 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; 9735#L1371 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9736#L1377-2 assume { :end_inline_setClientPrivateKey } true; 9862#L1864 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 9915#L1806-2 assume !(1 == setClientId_~handle#1); 9840#L1809-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 9841#L1812-5 assume { :end_inline_setClientId } true; 9870#L1874 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; 9651#L1371-2 assume !(1 == setClientPrivateKey_~handle#1); 9652#L1374-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9595#L1377-5 assume { :end_inline_setClientPrivateKey } true; 9839#L1885 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 9550#L1806-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9552#L1812-8 assume { :end_inline_setClientId } true; 9786#L1895 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; 9890#L1371-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9676#L1377-8 assume { :end_inline_setClientPrivateKey } true; 9807#L1906 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 9970#L1963 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 9999#L719-1 assume !false; 10029#L571 assume test_~splverifierCounter~0#1 < 4; 9787#L572 [2021-11-13 18:24:00,018 INFO L793 eck$LassoCheckResult]: Loop: 9787#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 9788#L578 assume !(0 == test_~op1~0#1); 9801#L591 assume !(0 == test_~op2~0#1); 9802#L605 assume !(0 == test_~op3~0#1); 9940#L619 assume !(0 == test_~op4~0#1); 9858#L633 assume !(0 == test_~op5~0#1); 9845#L647 assume !(0 == test_~op6~0#1); 9795#L661 assume !(0 == test_~op7~0#1); 9687#L675 assume 0 == test_~op8~0#1;test_~tmp___2~2#1 := test_#t~nondet62#1;havoc test_#t~nondet62#1; 9688#L680 assume 0 != test_~tmp___2~2#1;test_~op8~0#1 := 1; 9503#L719-1 assume !false; 9640#L571 assume test_~splverifierCounter~0#1 < 4; 9787#L572 [2021-11-13 18:24:00,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:00,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-11-13 18:24:00,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:00,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191051425] [2021-11-13 18:24:00,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:00,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:00,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:24:00,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191051425] [2021-11-13 18:24:00,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191051425] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:24:00,125 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:24:00,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:24:00,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882885276] [2021-11-13 18:24:00,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:24:00,126 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:24:00,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:00,126 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2021-11-13 18:24:00,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:00,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561774481] [2021-11-13 18:24:00,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:00,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:00,135 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:24:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:00,148 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:24:00,248 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:00,248 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:00,248 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:00,248 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:00,248 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:24:00,249 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,249 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:00,249 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:00,249 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration3_Loop [2021-11-13 18:24:00,249 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:00,249 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:00,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,400 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:00,401 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:24:00,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,407 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:00,415 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:24:00,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:00,434 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:00,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,474 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:00,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:24:00,510 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:00,511 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:00,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,543 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:24:00,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:00,546 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,590 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:00,591 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:00,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,627 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:00,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:24:00,663 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:00,663 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___2~2#1=7, ULTIMATE.start_test_#t~nondet62#1=7} Honda state: {ULTIMATE.start_test_~tmp___2~2#1=7, ULTIMATE.start_test_#t~nondet62#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:00,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,699 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:00,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:24:00,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,742 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:24:00,744 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:24:00,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:00,778 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:24:00,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:00,818 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:00,818 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:00,818 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:00,818 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:00,818 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:24:00,818 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,818 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:00,818 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:00,818 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration3_Loop [2021-11-13 18:24:00,818 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:00,819 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:00,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:00,972 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:00,973 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:24:00,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:00,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:00,979 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:00,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:24:00,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:00,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:00,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:00,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:00,992 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:00,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:00,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:00,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:01,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:01,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:01,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:01,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:01,059 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:01,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:24:01,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:01,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:01,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:01,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:01,069 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:01,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:01,083 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:01,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:01,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:01,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:01,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:01,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:01,151 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:01,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:01,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:01,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:01,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:01,165 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:01,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:01,166 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:01,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:01,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:24:01,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:01,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:01,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:01,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:01,255 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:01,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:01,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:01,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:01,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:01,269 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:01,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:01,270 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:01,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:01,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:24:01,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:01,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:01,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:01,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:01,322 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:01,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:01,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:01,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:01,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:01,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:01,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:01,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:01,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:01,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:24:01,350 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:24:01,354 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:24:01,354 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:24:01,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:01,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:01,356 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:01,358 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:24:01,358 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:24:01,358 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:24:01,358 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2021-11-13 18:24:01,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 18:24:01,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:01,399 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:24:01,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:01,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:24:01,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:01,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:24:01,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:01,751 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-13 18:24:01,752 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) [2021-11-13 18:24:01,848 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. [2021-11-13 18:24:01,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:24:01,851 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) [2021-11-13 18:24:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2021-11-13 18:24:01,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2021-11-13 18:24:01,857 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:01,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2021-11-13 18:24:01,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:01,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2021-11-13 18:24:01,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:01,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2021-11-13 18:24:01,900 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2021-11-13 18:24:01,944 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2021-11-13 18:24:01,944 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2021-11-13 18:24:01,945 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2021-11-13 18:24:01,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2021-11-13 18:24:01,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:01,946 INFO L681 BuchiCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2021-11-13 18:24:01,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2021-11-13 18:24:01,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2021-11-13 18:24:02,008 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) [2021-11-13 18:24:02,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2021-11-13 18:24:02,019 INFO L704 BuchiCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2021-11-13 18:24:02,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:24:02,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:24:02,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:24:02,021 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) [2021-11-13 18:24:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:24:02,062 INFO L93 Difference]: Finished difference Result 2058 states and 3654 transitions. [2021-11-13 18:24:02,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:24:02,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2058 states and 3654 transitions. [2021-11-13 18:24:02,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-13 18:24:02,103 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2058 states to 2058 states and 3654 transitions. [2021-11-13 18:24:02,104 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2021-11-13 18:24:02,104 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2021-11-13 18:24:02,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2058 states and 3654 transitions. [2021-11-13 18:24:02,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:02,105 INFO L681 BuchiCegarLoop]: Abstraction has 2058 states and 3654 transitions. [2021-11-13 18:24:02,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2058 states and 3654 transitions. [2021-11-13 18:24:02,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2058 to 2058. [2021-11-13 18:24:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7755102040816326) internal successors, (3654), 2057 states have internal predecessors, (3654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3654 transitions. [2021-11-13 18:24:02,217 INFO L704 BuchiCegarLoop]: Abstraction has 2058 states and 3654 transitions. [2021-11-13 18:24:02,217 INFO L587 BuchiCegarLoop]: Abstraction has 2058 states and 3654 transitions. [2021-11-13 18:24:02,217 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-13 18:24:02,218 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3654 transitions. [2021-11-13 18:24:02,228 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2021-11-13 18:24:02,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:24:02,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:24:02,230 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:02,230 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:02,230 INFO L791 eck$LassoCheckResult]: Stem: 19231#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 19159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 18857#L2508 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 18858#L2501 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 19204#L2516 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 19226#L1976 assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 19229#L1806 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 18836#L1812-2 assume { :end_inline_setClientId } true; 19209#L1853 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; 18985#L1371 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18986#L1377-2 assume { :end_inline_setClientPrivateKey } true; 19114#L1864 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 19160#L1806-2 assume !(1 == setClientId_~handle#1); 19092#L1809-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19093#L1812-5 assume { :end_inline_setClientId } true; 19121#L1874 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; 18898#L1371-2 assume !(1 == setClientPrivateKey_~handle#1); 18899#L1374-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18850#L1377-5 assume { :end_inline_setClientPrivateKey } true; 19091#L1885 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 18805#L1806-4 assume !(1 == setClientId_~handle#1); 18806#L1809-4 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 18995#L1812-8 assume { :end_inline_setClientId } true; 19037#L1895 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; 19134#L1371-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18925#L1377-8 assume { :end_inline_setClientPrivateKey } true; 19058#L1906 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 19210#L1963 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 19234#L719-1 assume !false; 19235#L571 assume test_~splverifierCounter~0#1 < 4; 19236#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19039#L578 [2021-11-13 18:24:02,231 INFO L793 eck$LassoCheckResult]: Loop: 19039#L578 assume !(0 == test_~op1~0#1); 19052#L591 assume !(0 == test_~op2~0#1); 19053#L605 assume !(0 == test_~op3~0#1); 19182#L619 assume !(0 == test_~op4~0#1); 19110#L633 assume !(0 == test_~op5~0#1); 19096#L647 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet60#1;havoc test_#t~nondet60#1; 19097#L652 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; 19232#L1759 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 19123#L1765-2 assume { :end_inline_setClientForwardReceiver } true; 19155#L2116 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 18760#L719-1 assume !false; 18895#L571 assume test_~splverifierCounter~0#1 < 4; 19038#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19039#L578 [2021-11-13 18:24:02,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:02,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1847474518, now seen corresponding path program 1 times [2021-11-13 18:24:02,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:02,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533533504] [2021-11-13 18:24:02,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:02,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:02,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:02,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:24:02,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533533504] [2021-11-13 18:24:02,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533533504] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:24:02,370 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:24:02,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:24:02,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207415866] [2021-11-13 18:24:02,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:24:02,372 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:24:02,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:02,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2021-11-13 18:24:02,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:02,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947197424] [2021-11-13 18:24:02,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:02,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:02,391 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:24:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:02,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:24:02,569 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:02,569 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:02,570 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:02,570 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:02,570 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:24:02,570 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:02,570 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:02,570 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:02,571 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration4_Loop [2021-11-13 18:24:02,571 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:02,571 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:02,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:02,785 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:02,785 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:24:02,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:02,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:02,794 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:02,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:02,797 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:02,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 18:24:02,819 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:02,819 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet60#1=-8} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet60#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:02,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:02,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:02,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:02,862 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:02,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:02,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:02,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 18:24:02,894 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:02,895 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:02,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:02,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:02,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:02,936 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:02,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:02,939 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:02,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 18:24:02,966 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:02,967 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:03,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,008 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,011 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:03,011 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 18:24:03,034 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:03,035 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:03,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,076 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,078 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:03,078 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 18:24:03,111 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:03,111 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:03,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,149 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:03,151 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 18:24:03,171 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:03,171 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: [] [2021-11-13 18:24:03,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,209 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,219 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:03,219 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 18:24:03,238 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:03,238 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:03,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,276 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:03,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 18:24:03,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,339 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:24:03,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:03,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 18:24:03,362 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:24:03,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,398 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:03,398 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:03,398 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:03,398 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:03,398 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:24:03,398 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,398 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:03,398 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:03,399 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration4_Loop [2021-11-13 18:24:03,399 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:03,399 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:03,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:03,605 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:03,605 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:24:03,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,607 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 18:24:03,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,618 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:03,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,619 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:03,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,645 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 18:24:03,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:03,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:03,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,694 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 18:24:03,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,704 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:03,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:03,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-13 18:24:03,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,749 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 18:24:03,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:03,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:03,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,787 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 18:24:03,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:03,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:03,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,835 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 18:24:03,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,854 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:03,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,855 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:03,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-13 18:24:03,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,885 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:03,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 18:24:03,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:03,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:03,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,921 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 18:24:03,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:03,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:03,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:03,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:03,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:03,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:03,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:03,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:03,932 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:24:03,935 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:24:03,936 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:24:03,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:03,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:03,939 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:03,941 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:24:03,941 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:24:03,941 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:24:03,941 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2021-11-13 18:24:03,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 18:24:03,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:03,967 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:24:03,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:04,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:24:04,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:04,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:24:04,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:04,306 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-13 18:24:04,307 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3654 transitions. cyclomatic complexity: 1605 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:04,481 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3654 transitions. cyclomatic complexity: 1605. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8892 states and 15854 transitions. Complement of second has 6 states. [2021-11-13 18:24:04,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:24:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:04,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 855 transitions. [2021-11-13 18:24:04,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 855 transitions. Stem has 31 letters. Loop has 13 letters. [2021-11-13 18:24:04,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:04,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 855 transitions. Stem has 44 letters. Loop has 13 letters. [2021-11-13 18:24:04,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:04,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 855 transitions. Stem has 31 letters. Loop has 26 letters. [2021-11-13 18:24:04,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:04,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15854 transitions. [2021-11-13 18:24:04,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:04,567 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2021-11-13 18:24:04,647 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15782 transitions. [2021-11-13 18:24:04,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2021-11-13 18:24:04,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2021-11-13 18:24:04,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15782 transitions. [2021-11-13 18:24:04,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:04,649 INFO L681 BuchiCegarLoop]: Abstraction has 8847 states and 15782 transitions. [2021-11-13 18:24:04,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15782 transitions. [2021-11-13 18:24:04,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2021-11-13 18:24:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7832479394074403) internal successors, (8005), 4488 states have internal predecessors, (8005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8005 transitions. [2021-11-13 18:24:04,792 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 8005 transitions. [2021-11-13 18:24:04,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:24:04,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:24:04,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:24:04,793 INFO L87 Difference]: Start difference. First operand 4489 states and 8005 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:05,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:24:05,113 INFO L93 Difference]: Finished difference Result 17535 states and 31196 transitions. [2021-11-13 18:24:05,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:24:05,114 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17535 states and 31196 transitions. [2021-11-13 18:24:05,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 836 [2021-11-13 18:24:05,456 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17535 states to 17535 states and 31196 transitions. [2021-11-13 18:24:05,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 931 [2021-11-13 18:24:05,458 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 931 [2021-11-13 18:24:05,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17535 states and 31196 transitions. [2021-11-13 18:24:05,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:05,458 INFO L681 BuchiCegarLoop]: Abstraction has 17535 states and 31196 transitions. [2021-11-13 18:24:05,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17535 states and 31196 transitions. [2021-11-13 18:24:05,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17535 to 4489. [2021-11-13 18:24:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7830251726442414) internal successors, (8004), 4488 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8004 transitions. [2021-11-13 18:24:05,738 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 8004 transitions. [2021-11-13 18:24:05,738 INFO L587 BuchiCegarLoop]: Abstraction has 4489 states and 8004 transitions. [2021-11-13 18:24:05,739 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-13 18:24:05,739 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8004 transitions. [2021-11-13 18:24:05,758 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-13 18:24:05,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:24:05,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:24:05,762 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:05,762 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:05,762 INFO L791 eck$LassoCheckResult]: Stem: 52379#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 52303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 52001#L2508 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 52002#L2501 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 52349#L2516 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 52374#L1976 assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 52377#L1806 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 51980#L1812-2 assume { :end_inline_setClientId } true; 52354#L1853 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; 52131#L1371 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 52132#L1377-2 assume { :end_inline_setClientPrivateKey } true; 52257#L1864 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 52304#L1806-2 assume !(1 == setClientId_~handle#1); 52236#L1809-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 52237#L1812-5 assume { :end_inline_setClientId } true; 52264#L1874 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; 52042#L1371-2 assume !(1 == setClientPrivateKey_~handle#1); 52043#L1374-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 51994#L1377-5 assume { :end_inline_setClientPrivateKey } true; 52235#L1885 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 51949#L1806-4 assume !(1 == setClientId_~handle#1); 51950#L1809-4 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 52141#L1812-8 assume { :end_inline_setClientId } true; 52182#L1895 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; 52276#L1371-4 assume !(1 == setClientPrivateKey_~handle#1); 52252#L1374-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 52069#L1377-8 assume { :end_inline_setClientPrivateKey } true; 52203#L1906 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 52355#L1963 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 52382#L719-1 assume !false; 52451#L571 assume test_~splverifierCounter~0#1 < 4; 52449#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 52445#L578 assume !(0 == test_~op1~0#1); 52197#L591 [2021-11-13 18:24:05,763 INFO L793 eck$LassoCheckResult]: Loop: 52197#L591 assume !(0 == test_~op2~0#1); 52198#L605 assume !(0 == test_~op3~0#1); 52328#L619 assume !(0 == test_~op4~0#1); 52253#L633 assume !(0 == test_~op5~0#1); 52240#L647 assume !(0 == test_~op6~0#1); 52191#L661 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet61#1;havoc test_#t~nondet61#1; 52192#L666 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; 52094#L1371-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 52095#L1377-14 assume { :end_inline_setClientPrivateKey } true; 52158#L485 assume { :end_inline_generateKeyPair } true; 52159#L2096 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 51904#L719-1 assume !false; 52039#L571 assume test_~splverifierCounter~0#1 < 4; 52183#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 52184#L578 assume !(0 == test_~op1~0#1); 52197#L591 [2021-11-13 18:24:05,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:05,763 INFO L85 PathProgramCache]: Analyzing trace with hash 192647444, now seen corresponding path program 1 times [2021-11-13 18:24:05,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:05,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556105807] [2021-11-13 18:24:05,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:05,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:05,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:05,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:24:05,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556105807] [2021-11-13 18:24:05,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556105807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:24:05,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:24:05,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:24:05,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752471257] [2021-11-13 18:24:05,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:24:05,872 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:24:05,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:05,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2021-11-13 18:24:05,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:05,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355561965] [2021-11-13 18:24:05,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:05,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:05,883 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:24:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:05,899 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:24:06,100 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:06,100 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:06,100 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:06,100 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:06,100 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:24:06,101 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,101 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:06,101 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:06,101 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration5_Loop [2021-11-13 18:24:06,101 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:06,101 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:06,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,351 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:06,352 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:24:06,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,353 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,355 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-13 18:24:06,378 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,378 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-13 18:24:06,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,404 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-13 18:24:06,422 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,422 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:06,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,444 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-13 18:24:06,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,466 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,466 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:06,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,489 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 18:24:06,491 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,509 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,509 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-13 18:24:06,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,532 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 18:24:06,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,550 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,550 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:06,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,572 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 18:24:06,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,573 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,588 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,588 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-13 18:24:06,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,611 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 18:24:06,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,614 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,629 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,629 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-13 18:24:06,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,653 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 18:24:06,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,671 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet61#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet61#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:06,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,696 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 18:24:06,745 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:06,746 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:06,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-13 18:24:06,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,768 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-13 18:24:06,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:06,771 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:06,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:06,804 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:06,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-13 18:24:06,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:24:06,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:06,841 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:24:06,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-13 18:24:06,843 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:06,843 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:06,843 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:06,843 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:06,844 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:24:06,844 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:06,844 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:06,844 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:06,844 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration5_Loop [2021-11-13 18:24:06,844 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:06,844 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:06,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:06,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:07,076 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:07,077 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:24:07,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,085 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,088 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 [2021-11-13 18:24:07,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:07,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:07,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-13 18:24:07,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,148 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,159 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,160 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 18:24:07,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,209 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,220 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,221 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 18:24:07,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,268 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,280 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 18:24:07,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,337 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 18:24:07,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,347 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,404 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,417 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,418 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 18:24:07,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-13 18:24:07,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,460 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 18:24:07,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:07,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:07,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-13 18:24:07,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,507 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 18:24:07,510 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 [2021-11-13 18:24:07,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,518 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,519 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,568 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,570 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 [2021-11-13 18:24:07,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,580 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:07,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:07,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 18:24:07,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:07,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,632 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:07,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:07,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:07,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:07,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:07,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:07,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:07,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:07,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 18:24:07,666 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:24:07,668 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:24:07,668 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:24:07,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:07,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:07,670 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:07,671 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:24:07,672 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:24:07,672 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:24:07,672 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-11-13 18:24:07,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 18:24:07,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:07,706 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:24:07,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:07,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:24:07,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:07,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:24:07,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:08,109 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-13 18:24:08,109 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8004 transitions. cyclomatic complexity: 3535 Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:08,286 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8004 transitions. cyclomatic complexity: 3535. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 26671 transitions. Complement of second has 6 states. [2021-11-13 18:24:08,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:24:08,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 860 transitions. [2021-11-13 18:24:08,289 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 860 transitions. Stem has 33 letters. Loop has 15 letters. [2021-11-13 18:24:08,290 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:08,290 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 860 transitions. Stem has 48 letters. Loop has 15 letters. [2021-11-13 18:24:08,290 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:08,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 860 transitions. Stem has 33 letters. Loop has 30 letters. [2021-11-13 18:24:08,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:08,291 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26671 transitions. [2021-11-13 18:24:08,405 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-13 18:24:08,516 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7968 transitions. [2021-11-13 18:24:08,516 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2021-11-13 18:24:08,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2021-11-13 18:24:08,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7968 transitions. [2021-11-13 18:24:08,517 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:08,518 INFO L681 BuchiCegarLoop]: Abstraction has 4489 states and 7968 transitions. [2021-11-13 18:24:08,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7968 transitions. [2021-11-13 18:24:08,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:08,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2021-11-13 18:24:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.77500556916908) internal successors, (7968), 4488 states have internal predecessors, (7968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:08,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7968 transitions. [2021-11-13 18:24:08,621 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 7968 transitions. [2021-11-13 18:24:08,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:24:08,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:24:08,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:24:08,622 INFO L87 Difference]: Start difference. First operand 4489 states and 7968 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:08,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:24:08,660 INFO L93 Difference]: Finished difference Result 4569 states and 8048 transitions. [2021-11-13 18:24:08,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:24:08,661 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4569 states and 8048 transitions. [2021-11-13 18:24:08,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2021-11-13 18:24:08,706 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4569 states to 4569 states and 8048 transitions. [2021-11-13 18:24:08,706 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263 [2021-11-13 18:24:08,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263 [2021-11-13 18:24:08,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4569 states and 8048 transitions. [2021-11-13 18:24:08,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-13 18:24:08,707 INFO L681 BuchiCegarLoop]: Abstraction has 4569 states and 8048 transitions. [2021-11-13 18:24:08,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4569 states and 8048 transitions. [2021-11-13 18:24:08,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4569 to 4489. [2021-11-13 18:24:08,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.77500556916908) internal successors, (7968), 4488 states have internal predecessors, (7968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7968 transitions. [2021-11-13 18:24:08,803 INFO L704 BuchiCegarLoop]: Abstraction has 4489 states and 7968 transitions. [2021-11-13 18:24:08,803 INFO L587 BuchiCegarLoop]: Abstraction has 4489 states and 7968 transitions. [2021-11-13 18:24:08,803 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-13 18:24:08,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7968 transitions. [2021-11-13 18:24:08,817 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-11-13 18:24:08,817 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:24:08,817 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:24:08,820 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:08,820 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:24:08,821 INFO L791 eck$LassoCheckResult]: Stem: 81023#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(29);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string7.base, #t~string7.offset, 1);call write~init~int(115, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(10, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(20);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(12);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(10);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(18);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(10);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(16);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(20);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(22);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(44);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(44);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(11);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(19);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string86.base, #t~string86.offset, 1);call write~init~int(100, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(10, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(100, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(30);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(21);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(30);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(30);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(25);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__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; 80942#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~27#1, main_~tmp~17#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 80634#L2508 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 80635#L2501 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~32#1;havoc valid_product_~retValue_acc~32#1;valid_product_~retValue_acc~32#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~32#1; 80990#L2516 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 81013#L1976 assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet76#1, setup_#t~nondet78#1, setup_#t~nondet80#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 81021#L1806 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 80613#L1812-2 assume { :end_inline_setClientId } true; 80995#L1853 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; 80766#L1371 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 80767#L1377-2 assume { :end_inline_setClientPrivateKey } true; 80894#L1864 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := #t~string75.base, #t~string75.offset;havoc setup_#t~nondet76#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; 80943#L1806-2 assume !(1 == setClientId_~handle#1); 80872#L1809-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 80873#L1812-5 assume { :end_inline_setClientId } true; 80902#L1874 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; 80676#L1371-2 assume !(1 == setClientPrivateKey_~handle#1); 80677#L1374-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 80627#L1377-5 assume { :end_inline_setClientPrivateKey } true; 80871#L1885 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := #t~string77.base, #t~string77.offset;havoc setup_#t~nondet78#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; 80582#L1806-4 assume !(1 == setClientId_~handle#1); 80583#L1809-4 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 80777#L1812-8 assume { :end_inline_setClientId } true; 80818#L1895 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; 80916#L1371-4 assume !(1 == setClientPrivateKey_~handle#1); 80889#L1374-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 80703#L1377-8 assume { :end_inline_setClientPrivateKey } true; 80839#L1906 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~1#1.base, setup_~__cil_tmp3~1#1.offset := #t~string79.base, #t~string79.offset;havoc setup_#t~nondet80#1; 80996#L1963 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#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~13#1, test_~tmp___0~4#1, test_~tmp___1~2#1, test_~tmp___2~2#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~13#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#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; 81032#L719-1 assume !false; 81107#L571 assume test_~splverifierCounter~0#1 < 4; 81105#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 81104#L578 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet55#1;havoc test_#t~nondet55#1; 80951#L582 [2021-11-13 18:24:08,822 INFO L793 eck$LassoCheckResult]: Loop: 80951#L582 assume !(0 != test_~tmp___9~0#1); 80833#L591 assume !(0 == test_~op2~0#1); 80834#L605 assume !(0 == test_~op3~0#1); 80968#L619 assume !(0 == test_~op4~0#1); 80890#L633 assume !(0 == test_~op5~0#1); 80876#L647 assume !(0 == test_~op6~0#1); 80827#L661 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet61#1;havoc test_#t~nondet61#1; 80828#L666 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; 80728#L1371-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 80729#L1377-14 assume { :end_inline_setClientPrivateKey } true; 80794#L485 assume { :end_inline_generateKeyPair } true; 80795#L2096 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 80537#L719-1 assume !false; 80672#L571 assume test_~splverifierCounter~0#1 < 4; 80819#L572 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 80820#L578 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet55#1;havoc test_#t~nondet55#1; 80951#L582 [2021-11-13 18:24:08,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:08,822 INFO L85 PathProgramCache]: Analyzing trace with hash 192647196, now seen corresponding path program 1 times [2021-11-13 18:24:08,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:08,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402260984] [2021-11-13 18:24:08,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:08,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:08,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:24:08,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402260984] [2021-11-13 18:24:08,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402260984] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:24:08,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:24:08,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:24:08,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595575188] [2021-11-13 18:24:08,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:24:08,918 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:24:08,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:08,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2021-11-13 18:24:08,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:24:08,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373915312] [2021-11-13 18:24:08,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:24:08,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:24:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:08,930 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:24:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:24:08,942 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:24:09,157 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:09,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:09,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:09,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:09,158 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:24:09,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:09,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:09,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration6_Loop [2021-11-13 18:24:09,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:09,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:09,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:09,411 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:09,411 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:24:09,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,415 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,419 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 18:24:09,497 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,502 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,539 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 18:24:09,579 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,579 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,615 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 18:24:09,638 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,639 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet61#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet61#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,673 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 18:24:09,707 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,707 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet55#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet55#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,742 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,744 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 18:24:09,766 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,767 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,801 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 18:24:09,834 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,835 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,872 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,875 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 18:24:09,895 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:24:09,895 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:24:09,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,932 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:24:09,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:09,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 18:24:09,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:09,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:09,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:09,978 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:09,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 18:24:09,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:24:09,979 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:24:10,014 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:24:10,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-13 18:24:10,016 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:24:10,016 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:24:10,016 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:24:10,016 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:24:10,016 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:24:10,016 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,017 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:24:10,017 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:24:10,017 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_product22.cil.c_Iteration6_Loop [2021-11-13 18:24:10,017 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:24:10,017 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:24:10,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:24:10,250 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:24:10,250 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:24:10,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,257 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 18:24:10,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,266 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:10,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:10,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:10,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,294 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 18:24:10,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:10,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:10,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-13 18:24:10,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,349 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 18:24:10,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:10,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:10,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-13 18:24:10,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,414 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:10,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:10,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-13 18:24:10,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:10,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,494 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,506 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:10,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,507 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:10,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-13 18:24:10,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:10,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,559 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,572 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:24:10,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,573 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:24:10,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-13 18:24:10,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:24:10,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:10,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,624 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:24:10,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:24:10,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:24:10,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:24:10,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:24:10,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:24:10,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:24:10,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:24:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 18:24:10,655 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:24:10,657 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-13 18:24:10,658 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-13 18:24:10,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:24:10,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:24:10,659 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:24:10,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:24:10,661 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-13 18:24:10,661 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:24:10,661 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2021-11-13 18:24:10,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 18:24:10,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:10,698 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-13 18:24:10,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:24:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:10,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:24:10,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:24:10,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:24:10,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:24:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:24:11,077 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-13 18:24:11,078 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7968 transitions. cyclomatic complexity: 3499 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:11,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7968 transitions. cyclomatic complexity: 3499. 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 9578 states and 17069 transitions. Complement of second has 6 states. [2021-11-13 18:24:11,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:24:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 458 transitions. [2021-11-13 18:24:11,208 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 458 transitions. Stem has 33 letters. Loop has 16 letters. [2021-11-13 18:24:11,209 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:11,209 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 458 transitions. Stem has 49 letters. Loop has 16 letters. [2021-11-13 18:24:11,209 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:11,209 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 458 transitions. Stem has 33 letters. Loop has 32 letters. [2021-11-13 18:24:11,210 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:24:11,210 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17069 transitions. [2021-11-13 18:24:11,273 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:24:11,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2021-11-13 18:24:11,274 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:24:11,274 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:24:11,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:24:11,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:24:11,274 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:24:11,274 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:24:11,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:24:11,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:24:11,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:24:11,275 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:24:11,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:24:11,275 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-13 18:24:11,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:24:11,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-13 18:24:11,276 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:24:11,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:24:11,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:24:11,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:24:11,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:24:11,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:24:11,277 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:24:11,277 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:24:11,277 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:24:11,277 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-13 18:24:11,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:24:11,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:24:11,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-13 18:24:11,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:24:11 BoogieIcfgContainer [2021-11-13 18:24:11,285 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:24:11,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:24:11,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:24:11,286 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:24:11,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:23:54" (3/4) ... [2021-11-13 18:24:11,289 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:24:11,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:24:11,290 INFO L158 Benchmark]: Toolchain (without parser) took 19954.17ms. Allocated memory was 94.4MB in the beginning and 415.2MB in the end (delta: 320.9MB). Free memory was 66.1MB in the beginning and 142.9MB in the end (delta: -76.9MB). Peak memory consumption was 242.1MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,290 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:24:11,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.66ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 67.4MB in the end (delta: -1.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.42ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 57.9MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,291 INFO L158 Benchmark]: Boogie Preprocessor took 198.16ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 51.0MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,292 INFO L158 Benchmark]: RCFGBuilder took 2281.42ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.0MB in the beginning and 79.9MB in the end (delta: -28.8MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,292 INFO L158 Benchmark]: BuchiAutomizer took 16366.66ms. Allocated memory was 136.3MB in the beginning and 415.2MB in the end (delta: 278.9MB). Free memory was 79.9MB in the beginning and 142.9MB in the end (delta: -63.1MB). Peak memory consumption was 214.6MB. Max. memory is 16.1GB. [2021-11-13 18:24:11,293 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 415.2MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:24:11,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.66ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 67.4MB in the end (delta: -1.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.42ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 57.9MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.16ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 51.0MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2281.42ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.0MB in the beginning and 79.9MB in the end (delta: -28.8MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 16366.66ms. Allocated memory was 136.3MB in the beginning and 415.2MB in the end (delta: 278.9MB). Free memory was 79.9MB in the beginning and 142.9MB in the end (delta: -63.1MB). Peak memory consumption was 214.6MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 415.2MB. Free memory is still 142.9MB. 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 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.3s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 9.6s. Construction of modules took 0.2s. Büchi inclusion checks took 3.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 22151 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 1.1s Buchi closure took 0.0s. Biggest automaton had 4489 states and ocurred in iteration 4. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12493 SdHoareTripleChecker+Valid, 327.10ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12487 mSDsluCounter, 18724 SdHoareTripleChecker+Invalid, 255.86ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10172 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 287 IncrementalHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 8552 mSDtfsCounter, 287 mSolverCounterSat, 107.79ms 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: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 29 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-13 18:24:11,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-13 18:24:11,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5defe09-51fa-4fe5-adbb-d43a80248f19/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE