./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_productSimulator_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer --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 b8bd5ef0ed65d00a5817c5871e5658a5cf696ced ................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:21:16,047 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:21:16,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:21:16,055 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:21:16,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:21:16,056 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:21:16,057 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:21:16,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:21:16,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:21:16,062 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:21:16,063 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:21:16,063 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:21:16,064 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:21:16,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:21:16,065 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:21:16,066 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:21:16,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:21:16,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:21:16,070 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:21:16,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:21:16,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:21:16,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:21:16,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:21:16,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:21:16,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:21:16,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:21:16,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:21:16,077 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:21:16,077 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:21:16,078 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:21:16,078 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:21:16,079 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:21:16,079 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:21:16,079 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:21:16,080 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:21:16,080 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:21:16,080 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 16:21:16,089 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:21:16,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:21:16,090 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:21:16,090 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:21:16,090 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:21:16,091 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 16:21:16,091 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 16:21:16,091 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 16:21:16,091 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 16:21:16,091 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 16:21:16,091 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 16:21:16,092 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:21:16,092 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:21:16,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 16:21:16,094 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:21:16,094 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:21:16,094 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 16:21:16,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:21:16,094 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:21:16,099 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 16:21:16,099 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 16:21:16,100 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer 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 -> b8bd5ef0ed65d00a5817c5871e5658a5cf696ced [2018-11-18 16:21:16,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:21:16,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:21:16,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:21:16,153 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:21:16,153 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:21:16,154 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/email_spec7_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-18 16:21:16,207 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/data/6a6bd4078/a68aaa1020cf41b69fe85307903111b3/FLAGa3f1ab764 [2018-11-18 16:21:16,724 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:21:16,724 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/sv-benchmarks/c/product-lines/email_spec7_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-18 16:21:16,739 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/data/6a6bd4078/a68aaa1020cf41b69fe85307903111b3/FLAGa3f1ab764 [2018-11-18 16:21:17,175 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/data/6a6bd4078/a68aaa1020cf41b69fe85307903111b3 [2018-11-18 16:21:17,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:21:17,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:21:17,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:21:17,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:21:17,182 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:21:17,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:21:17" (1/1) ... [2018-11-18 16:21:17,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cab1b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:17, skipping insertion in model container [2018-11-18 16:21:17,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:21:17" (1/1) ... [2018-11-18 16:21:17,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:21:17,247 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:21:17,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:21:17,787 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:21:18,012 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:21:18,141 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:21:18,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18 WrapperNode [2018-11-18 16:21:18,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:21:18,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:21:18,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:21:18,142 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:21:18,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:18,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:20,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:21:20,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:21:20,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:21:20,910 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:21:20,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:20,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:21,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:21,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:21,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:22,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:22,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... [2018-11-18 16:21:22,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:21:22,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:21:22,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:21:22,991 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:21:22,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:21:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:21:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 16:21:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:21:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:22:11,036 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:22:11,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:22:11 BoogieIcfgContainer [2018-11-18 16:22:11,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:22:11,037 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 16:22:11,037 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 16:22:11,040 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 16:22:11,041 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:22:11,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 04:21:17" (1/3) ... [2018-11-18 16:22:11,042 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1694c5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 04:22:11, skipping insertion in model container [2018-11-18 16:22:11,042 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:22:11,042 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:21:18" (2/3) ... [2018-11-18 16:22:11,042 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1694c5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 04:22:11, skipping insertion in model container [2018-11-18 16:22:11,043 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:22:11,044 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:22:11" (3/3) ... [2018-11-18 16:22:11,045 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec7_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-18 16:22:11,083 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:22:11,084 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 16:22:11,084 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 16:22:11,084 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 16:22:11,084 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:22:11,085 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:22:11,085 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 16:22:11,085 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:22:11,085 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 16:22:11,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39703 states. [2018-11-18 16:22:11,864 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 294 [2018-11-18 16:22:11,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 16:22:11,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 16:22:11,874 INFO L866 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] [2018-11-18 16:22:11,876 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:22:11,876 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 16:22:11,876 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39703 states. [2018-11-18 16:22:12,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 294 [2018-11-18 16:22:12,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 16:22:12,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 16:22:12,314 INFO L866 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] [2018-11-18 16:22:12,314 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:22:12,327 INFO L794 eck$LassoCheckResult]: Stem: 2402#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string0.base, #t~string0.offset := #Ultimate.alloc(10);call #t~string7.base, #t~string7.offset := #Ultimate.alloc(34);call #t~string10.base, #t~string10.offset := #Ultimate.alloc(30);call #t~string14.base, #t~string14.offset := #Ultimate.alloc(16);call #t~string24.base, #t~string24.offset := #Ultimate.alloc(20);call #t~string26.base, #t~string26.offset := #Ultimate.alloc(22);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(21);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(44);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(44);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(9);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(11);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(19);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string56.base,#t~string56.offset := 37];#memory_int := #memory_int[#t~string56.base,1 + #t~string56.offset := 100];#memory_int := #memory_int[#t~string56.base,2 + #t~string56.offset := 10];#memory_int := #memory_int[#t~string56.base,3 + #t~string56.offset := 0];call #t~string59.base, #t~string59.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string59.base,#t~string59.offset := 37];#memory_int := #memory_int[#t~string59.base,1 + #t~string59.offset := 100];#memory_int := #memory_int[#t~string59.base,2 + #t~string59.offset := 10];#memory_int := #memory_int[#t~string59.base,3 + #t~string59.offset := 0];call #t~string68.base, #t~string68.offset := #Ultimate.alloc(10);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(12);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(10);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(18);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(16);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(21);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(13);call #t~string89.base, #t~string89.offset := #Ultimate.alloc(16);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(25);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string120.base,#t~string120.offset := 37];#memory_int := #memory_int[#t~string120.base,1 + #t~string120.offset := 115];#memory_int := #memory_int[#t~string120.base,2 + #t~string120.offset := 10];#memory_int := #memory_int[#t~string120.base,3 + #t~string120.offset := 0];call #t~string140.base, #t~string140.offset := #Ultimate.alloc(30);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(9);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(21);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(30);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(9);call #t~string145.base, #t~string145.offset := #Ultimate.alloc(21);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(30);call #t~string150.base, #t~string150.offset := #Ultimate.alloc(9);call #t~string151.base, #t~string151.offset := #Ultimate.alloc(25);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(30);call #t~string153.base, #t~string153.offset := #Ultimate.alloc(9);call #t~string154.base, #t~string154.offset := #Ultimate.alloc(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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~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;~head~0.base, ~head~0.offset := 0, 0; 33577#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~16, main_~tmp~13;havoc main_~retValue_acc~16;havoc main_~tmp~13;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 15493#L2990true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret112, select_features_#t~ret113, select_features_#t~ret114, select_features_#t~ret115, select_features_#t~ret116, select_features_#t~ret117, select_features_#t~ret118, select_features_#t~ret119;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8137#L2963true select_features_#t~ret112 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret112;havoc select_features_#t~ret112;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8138#L2963-1true select_features_#t~ret113 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret113;havoc select_features_#t~ret113;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8141#L2963-2true select_features_#t~ret114 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret114;havoc select_features_#t~ret114;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8144#L2963-3true select_features_#t~ret115 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret115;havoc select_features_#t~ret115;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8142#L2963-4true select_features_#t~ret116 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret116;havoc select_features_#t~ret116;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8129#L2963-5true select_features_#t~ret117 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret117;havoc select_features_#t~ret117;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8132#L2963-6true select_features_#t~ret118 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret118;havoc select_features_#t~ret118;~__SELECTED_FEATURE_Verify~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet111, select_one_~retValue_acc~39, select_one_~choice~0;havoc select_one_~retValue_acc~39;select_one_~choice~0 := select_one_#t~nondet111;havoc select_one_#t~nondet111;select_one_~retValue_acc~39 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~39; 8134#L2963-7true select_features_#t~ret119 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret119;havoc select_features_#t~ret119; 7152#L2982true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~40, valid_product_~tmp~24;havoc valid_product_~retValue_acc~40;havoc valid_product_~tmp~24; 14548#L2998true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 18342#L3001true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~24 := 0; 18350#L3001-1true valid_product_~retValue_acc~40 := valid_product_~tmp~24;valid_product_#res := valid_product_~retValue_acc~40; 98#L3058true main_#t~ret51 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~13 := main_#t~ret51;havoc main_#t~ret51; 36817#L1250true assume 0 != main_~tmp~13;assume { :begin_inline_setup } true;havoc setup_#t~nondet46, setup_#t~nondet48, setup_#t~nondet50, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 39252#L1094true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;assume { :begin_inline_setClientId } true;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 36738#L2673-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 36720#L2679-5true assume { :end_inline_setClientId } true; 39238#L1076-1true assume { :end_inline_setup_bob__before__Keys } true; 37568#L1103true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string45.base, #t~string45.offset;havoc setup_#t~nondet46;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 37424#L1132true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;assume { :begin_inline_setClientId } true;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 36736#L2673-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 36717#L2679-11true assume { :end_inline_setClientId } true; 37670#L1114-1true assume { :end_inline_setup_rjh__before__Keys } true; 38253#L1141true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string47.base, #t~string47.offset;havoc setup_#t~nondet48;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 37976#L1170true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;assume { :begin_inline_setClientId } true;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 36734#L2673-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 36714#L2679-17true assume { :end_inline_setClientId } true; 38271#L1152-1true assume { :end_inline_setup_chuck__before__Keys } true; 38112#L1179true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string49.base, #t~string49.offset;havoc setup_#t~nondet50; 36739#L1237true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, test_#t~nondet109, test_#t~nondet110, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~23, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~23;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 27537#L2921-1true [2018-11-18 16:22:12,327 INFO L796 eck$LassoCheckResult]: Loop: 27537#L2921-1true assume true; 35637#L2729-1true assume !false; 35699#L2730true assume test_~splverifierCounter~0 < 4; 35664#L2731true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 35849#L2737true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet100;havoc test_#t~nondet100; 35836#L2741true assume 0 != test_~tmp___9~0; 35835#L2742true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 35822#L2742-2true test_~op1~0 := 1; 27537#L2921-1true [2018-11-18 16:22:12,352 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:22:12,355 INFO L82 PathProgramCache]: Analyzing trace with hash 992852765, now seen corresponding path program 1 times [2018-11-18 16:22:12,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:22:12,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:22:12,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:22:12,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:22:12,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:22:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:22:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:22:12,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:22:12,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:22:12,910 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-18 16:22:12,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:22:12,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1153391408, now seen corresponding path program 1 times [2018-11-18 16:22:12,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:22:12,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:22:12,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:22:12,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:22:12,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:22:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:22:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:22:13,844 WARN L180 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 16:22:14,199 WARN L180 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 16:22:14,224 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 16:22:14,225 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 16:22:14,225 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 16:22:14,225 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 16:22:14,225 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 16:22:14,225 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:22:14,225 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 16:22:14,225 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 16:22:14,226 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 16:22:14,226 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 16:22:14,226 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 16:22:14,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:14,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:14,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:14,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:14,711 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 16:22:14,903 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 16:22:15,219 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:15,555 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 16:22:15,671 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:15,919 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:15,924 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 16:22:15,925 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:22:16,051 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:22:16,051 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:22:16,071 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 16:22:16,073 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0=7, ULTIMATE.start_test_#t~nondet100=7} Honda state: {ULTIMATE.start_test_~tmp___9~0=7, ULTIMATE.start_test_#t~nondet100=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:22:16,195 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:22:16,195 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_370b54c1-ae3a-4b84-96ec-f32764417fe2/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:22:16,387 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 16:22:16,387 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:22:16,539 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 16:22:16,543 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 16:22:16,891 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 16:22:16,891 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 16:22:16,891 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 16:22:16,891 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 16:22:16,891 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:22:16,891 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 16:22:16,891 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 16:22:16,891 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec7_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 16:22:16,891 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 16:22:16,892 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 16:22:16,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:17,047 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-18 16:22:17,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:17,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:17,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:22:17,276 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 16:22:17,803 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:17,968 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 16:22:18,115 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:18,354 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 16:22:18,684 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 16:22:18,684 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 16:22:18,689 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 16:22:18,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:22:18,700 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:22:18,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:22:18,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:22:18,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:22:18,701 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:22:18,702 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:22:18,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:22:18,708 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 16:22:18,710 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-18 16:22:18,710 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-18 16:22:18,720 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 16:22:18,720 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 16:22:18,721 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 16:22:18,721 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2018-11-18 16:22:18,722 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 16:22:19,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:22:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:22:19,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:22:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:22:19,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:22:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:22:19,717 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 [2018-11-18 16:22:19,718 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39703 states. Second operand 5 states. [2018-11-18 16:22:23,290 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39703 states.. Second operand 5 states. Result 118533 states and 181913 transitions. Complement of second has 7 states. [2018-11-18 16:22:23,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-18 16:22:23,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 16:22:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121206 transitions. [2018-11-18 16:22:23,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 33 letters. Loop has 8 letters. [2018-11-18 16:22:23,381 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:22:23,381 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 41 letters. Loop has 8 letters. [2018-11-18 16:22:23,382 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:22:23,382 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 121206 transitions. Stem has 33 letters. Loop has 16 letters. [2018-11-18 16:22:23,382 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:22:23,383 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118533 states and 181913 transitions. [2018-11-18 16:22:23,760 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:22:23,763 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118533 states to 0 states and 0 transitions. [2018-11-18 16:22:23,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 16:22:23,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 16:22:23,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 16:22:23,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 16:22:23,765 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:22:23,765 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:22:23,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:22:23,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:22:23,770 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2018-11-18 16:22:23,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:22:23,772 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 16:22:23,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:22:23,772 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-18 16:22:23,772 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:22:23,773 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 16:22:23,773 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 16:22:23,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 16:22:23,773 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 16:22:23,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:22:23,773 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:22:23,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 16:22:23,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 04:22:23 BoogieIcfgContainer [2018-11-18 16:22:23,777 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 16:22:23,778 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:22:23,778 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:22:23,778 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:22:23,778 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:22:11" (3/4) ... [2018-11-18 16:22:23,781 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:22:23,781 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:22:23,781 INFO L168 Benchmark]: Toolchain (without parser) took 66603.37 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 951.7 MB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,782 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:22:23,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -131.9 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 2767.77 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 551.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.5 MB). Peak memory consumption was 574.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,783 INFO L168 Benchmark]: Boogie Preprocessor took 2081.48 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -46.3 MB). Peak memory consumption was 561.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,784 INFO L168 Benchmark]: RCFGBuilder took 48045.75 ms. Allocated memory was 1.7 GB in the beginning and 4.7 GB in the end (delta: 2.9 GB). Free memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,784 INFO L168 Benchmark]: BuchiAutomizer took 12740.02 ms. Allocated memory was 4.7 GB in the beginning and 5.4 GB in the end (delta: 690.0 MB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -515.9 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:22:23,785 INFO L168 Benchmark]: Witness Printer took 3.07 ms. Allocated memory is still 5.4 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:22:23,790 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 962.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -131.9 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 2767.77 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 551.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.5 MB). Peak memory consumption was 574.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 2081.48 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -46.3 MB). Peak memory consumption was 561.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48045.75 ms. Allocated memory was 1.7 GB in the beginning and 4.7 GB in the end (delta: 2.9 GB). Free memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 12740.02 ms. Allocated memory was 4.7 GB in the beginning and 5.4 GB in the end (delta: 690.0 MB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -515.9 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.07 ms. Allocated memory is still 5.4 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.4s. Construction of modules took 0.1s. Büchi inclusion checks took 4.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.3s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 60828 SDtfs, 60828 SDslu, 121402 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 31ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...