./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_productSimulator_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_productSimulator_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/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 b40648640c1108bc7fcd2b5380a3e47182486584 .............................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:15:27,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:15:27,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:15:27,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:15:27,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:15:27,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:15:27,970 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:15:27,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:15:27,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:15:27,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:15:27,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:15:27,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:15:27,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:15:27,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:15:27,976 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:15:27,976 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:15:27,977 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:15:27,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:15:27,979 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:15:27,980 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:15:27,981 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:15:27,981 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:15:27,982 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:15:27,983 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:15:27,983 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:15:27,983 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:15:27,984 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:15:27,985 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:15:27,985 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:15:27,986 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:15:27,986 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:15:27,986 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:15:27,987 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:15:27,987 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:15:27,987 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:15:27,988 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:15:27,988 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-22 23:15:27,996 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:15:27,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:15:27,997 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:15:27,997 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-22 23:15:27,997 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-22 23:15:27,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-22 23:15:27,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-22 23:15:27,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-22 23:15:27,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:15:27,999 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-22 23:15:28,000 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-22 23:15:28,000 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_8a3eebab-9e1d-4740-9de3-776328a6bd89/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 -> b40648640c1108bc7fcd2b5380a3e47182486584 [2018-11-22 23:15:28,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:15:28,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:15:28,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:15:28,033 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:15:28,034 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:15:28,034 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/email_spec27_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-22 23:15:28,070 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/data/c42c06bc7/aedf9b533fe449729050a3864d738a50/FLAG38dfad816 [2018-11-22 23:15:28,556 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:15:28,557 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/sv-benchmarks/c/product-lines/email_spec27_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-22 23:15:28,568 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/data/c42c06bc7/aedf9b533fe449729050a3864d738a50/FLAG38dfad816 [2018-11-22 23:15:29,051 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/bin-2019/uautomizer/data/c42c06bc7/aedf9b533fe449729050a3864d738a50 [2018-11-22 23:15:29,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:15:29,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:15:29,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:15:29,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:15:29,058 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:15:29,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:29,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513aa0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29, skipping insertion in model container [2018-11-22 23:15:29,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:29,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:15:29,114 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:15:29,556 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:15:29,566 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:15:29,645 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:15:29,771 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:15:29,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29 WrapperNode [2018-11-22 23:15:29,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:15:29,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:15:29,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:15:29,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:15:29,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:29,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:32,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:15:32,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:15:32,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:15:32,545 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:15:32,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:32,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:32,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:32,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:33,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:33,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:34,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... [2018-11-22 23:15:34,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:15:34,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:15:34,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:15:34,409 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:15:34,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/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 [2018-11-22 23:15:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:15:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-22 23:15:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:15:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:15:34,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:16:09,956 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:16:09,957 INFO L280 CfgBuilder]: Removed 40731 assue(true) statements. [2018-11-22 23:16:09,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:09 BoogieIcfgContainer [2018-11-22 23:16:09,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:16:09,957 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-22 23:16:09,957 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-22 23:16:09,960 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-22 23:16:09,960 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:16:09,960 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 11:15:29" (1/3) ... [2018-11-22 23:16:09,961 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1708ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 11:16:09, skipping insertion in model container [2018-11-22 23:16:09,961 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:16:09,961 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:29" (2/3) ... [2018-11-22 23:16:09,961 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1708ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 11:16:09, skipping insertion in model container [2018-11-22 23:16:09,961 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:16:09,961 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:09" (3/3) ... [2018-11-22 23:16:09,963 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec27_productSimulator_false-unreach-call_true-termination.cil.c [2018-11-22 23:16:09,993 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:16:09,993 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-22 23:16:09,993 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-22 23:16:09,993 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-22 23:16:09,993 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:16:09,994 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:16:09,994 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-22 23:16:09,994 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:16:09,994 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-22 23:16:10,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44692 states. [2018-11-22 23:16:10,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2018-11-22 23:16:10,653 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-22 23:16:10,654 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-22 23:16:10,662 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] [2018-11-22 23:16:10,662 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:16:10,662 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-22 23:16:10,662 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44692 states. [2018-11-22 23:16:10,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2018-11-22 23:16:10,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-22 23:16:10,889 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-22 23:16:10,891 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] [2018-11-22 23:16:10,891 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:16:10,897 INFO L794 eck$LassoCheckResult]: Stem: 1685#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string18.base, #t~string18.offset := #Ultimate.alloc(30);call #t~string19.base, #t~string19.offset := #Ultimate.alloc(9);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(21);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(30);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(9);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(21);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(30);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(9);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(25);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(30);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(9);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(25);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string35.base, #t~string35.offset, 1);call write~init~int(115, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(10, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 3 + #t~string35.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(16);call #t~string64.base, #t~string64.offset := #Ultimate.alloc(10);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(34);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(30);call #t~string78.base, #t~string78.offset := #Ultimate.alloc(16);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(20);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(22);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(21);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(44);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(44);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(9);call #t~string111.base, #t~string111.offset := #Ultimate.alloc(9);call #t~string113.base, #t~string113.offset := #Ultimate.alloc(11);call #t~string117.base, #t~string117.offset := #Ultimate.alloc(19);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string120.base, #t~string120.offset, 1);call write~init~int(100, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(10, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(100, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(10, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(10);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(12);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(10);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(18);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(16);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(21);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(13);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(16);call #t~string155.base, #t~string155.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;~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 24079#L-1true havoc main_#res;havoc main_#t~ret115, main_~retValue_acc~39, main_~tmp~21;havoc main_~retValue_acc~39;havoc main_~tmp~21;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 43924#L479true havoc select_features_#t~ret38, select_features_#t~ret39, select_features_#t~ret40, select_features_#t~ret41, select_features_#t~ret42, select_features_#t~ret43, select_features_#t~ret44, select_features_#t~ret45;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44431#L452true select_features_#t~ret38 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret38;havoc select_features_#t~ret38;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44432#L452-1true select_features_#t~ret39 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret39;havoc select_features_#t~ret39;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44437#L452-2true select_features_#t~ret40 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret40;havoc select_features_#t~ret40;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44438#L452-3true select_features_#t~ret41 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret41;havoc select_features_#t~ret41;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44441#L452-4true select_features_#t~ret42 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret42;havoc select_features_#t~ret42;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44442#L452-5true select_features_#t~ret43 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret43;havoc select_features_#t~ret43;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44423#L452-6true select_features_#t~ret44 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret44;havoc select_features_#t~ret44;~__SELECTED_FEATURE_Verify~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet37, select_one_~retValue_acc~4, select_one_~choice~0;havoc select_one_~retValue_acc~4;select_one_~choice~0 := select_one_#t~nondet37;havoc select_one_#t~nondet37;select_one_~retValue_acc~4 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~4; 44424#L452-7true select_features_#t~ret45 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret45;havoc select_features_#t~ret45; 44152#L471true havoc valid_product_#res;havoc valid_product_~retValue_acc~5, valid_product_~tmp~3;havoc valid_product_~retValue_acc~5;havoc valid_product_~tmp~3; 38924#L487true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 38799#L490true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~3 := 0; 38788#L490-1true valid_product_~retValue_acc~5 := valid_product_~tmp~3;valid_product_#res := valid_product_~retValue_acc~5; 40114#L547true main_#t~ret115 := valid_product_#res;main_~tmp~21 := main_#t~ret115;havoc main_#t~ret115; 1683#L3105true assume 0 != main_~tmp~21;havoc setup_#t~nondet110, setup_#t~nondet112, setup_#t~nondet114, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 2310#L2949true assume !(0 != ~__SELECTED_FEATURE_Keys~0);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;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; 3739#L1615-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 3598#L1621-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string109.base, #t~string109.offset;havoc setup_#t~nondet110;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 2009#L2987true assume !(0 != ~__SELECTED_FEATURE_Keys~0);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;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; 3736#L1615-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 3583#L1621-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string111.base, #t~string111.offset;havoc setup_#t~nondet112;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 3735#L3025true assume !(0 != ~__SELECTED_FEATURE_Keys~0);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;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; 3738#L1615-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 3548#L1621-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string113.base, #t~string113.offset;havoc setup_#t~nondet114; 1781#L3092true havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_#t~nondet52, test_#t~nondet53, test_#t~nondet54, test_#t~nondet55, test_#t~nondet56, test_#t~nondet57, test_#t~nondet58, 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~6, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~6;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 43607#L1874-1true [2018-11-22 23:16:10,897 INFO L796 eck$LassoCheckResult]: Loop: 43607#L1874-1true assume !false; 1780#L1683true assume test_~splverifierCounter~0 < 4; 1782#L1684true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 1763#L1690true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet48;havoc test_#t~nondet48; 1682#L1694true assume 0 != test_~tmp___9~0; 1690#L1695true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 1686#L1695-1true test_~op1~0 := 1; 43607#L1874-1true [2018-11-22 23:16:10,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:16:10,910 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2018-11-22 23:16:10,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:16:10,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:16:10,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:16:10,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:16:10,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:16:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:16:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:16:11,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:16:11,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:16:11,129 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-22 23:16:11,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:16:11,129 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2018-11-22 23:16:11,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:16:11,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:16:11,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:16:11,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:16:11,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:16:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:16:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:16:11,213 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:16:11,214 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:16:11,214 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:16:11,215 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:16:11,215 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-22 23:16:11,215 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:16:11,215 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:16:11,215 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:16:11,215 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-22 23:16:11,215 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:16:11,216 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:16:11,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,306 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:16:11,306 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/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 [2018-11-22 23:16:11,322 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:16:11,322 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a3eebab-9e1d-4740-9de3-776328a6bd89/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 [2018-11-22 23:16:11,343 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-22 23:16:11,343 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:16:11,378 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-22 23:16:11,379 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:16:11,379 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:16:11,380 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:16:11,380 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:16:11,380 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-22 23:16:11,380 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:16:11,380 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:16:11,380 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:16:11,380 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec27_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-22 23:16:11,380 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:16:11,380 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:16:11,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:16:11,454 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:16:11,457 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-22 23:16:11,458 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 [2018-11-22 23:16:11,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:16:11,460 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:16:11,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:16:11,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:16:11,460 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:16:11,462 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-22 23:16:11,462 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:16:11,465 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-22 23:16:11,469 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-22 23:16:11,469 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-22 23:16:11,471 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-22 23:16:11,471 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-22 23:16:11,471 INFO L518 LassoAnalysis]: Proved termination. [2018-11-22 23:16:11,472 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2018-11-22 23:16:11,473 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-22 23:16:11,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:16:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:16:11,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:16:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:16:11,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:16:11,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:16:11,655 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 [2018-11-22 23:16:11,656 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44692 states. Second operand 5 states. [2018-11-22 23:16:13,955 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44692 states.. Second operand 5 states. Result 133682 states and 218696 transitions. Complement of second has 7 states. [2018-11-22 23:16:13,956 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 [2018-11-22 23:16:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-22 23:16:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 146008 transitions. [2018-11-22 23:16:14,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 146008 transitions. Stem has 27 letters. Loop has 7 letters. [2018-11-22 23:16:14,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-22 23:16:14,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 146008 transitions. Stem has 34 letters. Loop has 7 letters. [2018-11-22 23:16:14,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-22 23:16:14,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 146008 transitions. Stem has 27 letters. Loop has 14 letters. [2018-11-22 23:16:14,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-22 23:16:14,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133682 states and 218696 transitions. [2018-11-22 23:16:14,448 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-22 23:16:14,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133682 states to 0 states and 0 transitions. [2018-11-22 23:16:14,451 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-22 23:16:14,451 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-22 23:16:14,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-22 23:16:14,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-22 23:16:14,451 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:16:14,451 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:16:14,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:16:14,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:16:14,455 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2018-11-22 23:16:14,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:16:14,458 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-22 23:16:14,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 23:16:14,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-22 23:16:14,459 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-22 23:16:14,459 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:16:14,459 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-22 23:16:14,459 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-22 23:16:14,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-22 23:16:14,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-22 23:16:14,459 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:16:14,460 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:16:14,460 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:16:14,460 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-22 23:16:14,460 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:16:14,460 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-22 23:16:14,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-22 23:16:14,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 11:16:14 BoogieIcfgContainer [2018-11-22 23:16:14,465 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-22 23:16:14,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:16:14,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:16:14,466 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:16:14,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:09" (3/4) ... [2018-11-22 23:16:14,469 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:16:14,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:16:14,470 INFO L168 Benchmark]: Toolchain (without parser) took 45416.00 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 956.6 MB in the beginning and 3.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,471 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:16:14,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 2772.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 531.6 MB). Free memory was 1.1 GB in the beginning and 817.2 MB in the end (delta: 251.6 MB). Peak memory consumption was 783.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,473 INFO L168 Benchmark]: Boogie Preprocessor took 1864.60 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 5.8 MB). Free memory was 817.2 MB in the beginning and 831.6 MB in the end (delta: -14.4 MB). Peak memory consumption was 212.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,473 INFO L168 Benchmark]: RCFGBuilder took 35547.87 ms. Allocated memory was 1.7 GB in the beginning and 4.9 GB in the end (delta: 3.2 GB). Free memory was 831.6 MB in the beginning and 3.5 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,474 INFO L168 Benchmark]: BuchiAutomizer took 4508.09 ms. Allocated memory was 4.9 GB in the beginning and 5.4 GB in the end (delta: 513.8 MB). Free memory was 3.5 GB in the beginning and 3.6 GB in the end (delta: -61.9 MB). Peak memory consumption was 451.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:16:14,474 INFO L168 Benchmark]: Witness Printer took 3.60 ms. Allocated memory is still 5.4 GB. Free memory is still 3.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:16:14,478 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 716.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 2772.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 531.6 MB). Free memory was 1.1 GB in the beginning and 817.2 MB in the end (delta: 251.6 MB). Peak memory consumption was 783.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1864.60 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 5.8 MB). Free memory was 817.2 MB in the beginning and 831.6 MB in the end (delta: -14.4 MB). Peak memory consumption was 212.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 35547.87 ms. Allocated memory was 1.7 GB in the beginning and 4.9 GB in the end (delta: 3.2 GB). Free memory was 831.6 MB in the beginning and 3.5 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 4508.09 ms. Allocated memory was 4.9 GB in the beginning and 5.4 GB in the end (delta: 513.8 MB). Free memory was 3.5 GB in the beginning and 3.6 GB in the end (delta: -61.9 MB). Peak memory consumption was 451.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.60 ms. Allocated memory is still 5.4 GB. Free memory is still 3.6 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 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. Construction of modules took 0.0s. Büchi inclusion checks took 2.5s. 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 0.4s 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: 72793 SDtfs, 72794 SDslu, 145362 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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: 13ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...