./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-lit/css2003_true-unreach-call_true-termination.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/css2003_true-unreach-call_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/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 88d33ff91b99a769018021c2f8754b39298cafbb ................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:11:00,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:11:00,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:11:00,055 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:11:00,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:11:00,056 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:11:00,057 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:11:00,058 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:11:00,059 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:11:00,060 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:11:00,061 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:11:00,061 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:11:00,062 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:11:00,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:11:00,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:11:00,063 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:11:00,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:11:00,065 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:11:00,067 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:11:00,068 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:11:00,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:11:00,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:11:00,071 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:11:00,071 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:11:00,071 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:11:00,072 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:11:00,073 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:11:00,073 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:11:00,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:11:00,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:11:00,075 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:11:00,075 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:11:00,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:11:00,076 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:11:00,076 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:11:00,077 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:11:00,077 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-10-27 06:11:00,091 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:11:00,092 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:11:00,096 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:11:00,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:11:00,096 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:11:00,097 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:11:00,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:11:00,097 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:11:00,098 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 06:11:00,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:11:00,099 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:11:00,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:11:00,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:11:00,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:11:00,099 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:11:00,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:11:00,100 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:11:00,100 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:11:00,102 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:11:00,103 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_db230a68-9ad4-44e8-b5a8-172bed534ba9/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 -> 88d33ff91b99a769018021c2f8754b39298cafbb [2018-10-27 06:11:00,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:11:00,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:11:00,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:11:00,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:11:00,150 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:11:00,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/../../sv-benchmarks/c/loop-lit/css2003_true-unreach-call_true-termination.c.i [2018-10-27 06:11:00,190 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/data/eca691ca6/4816dce285fe4bfb81bc51e924aeec73/FLAG977bd531f [2018-10-27 06:11:00,536 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:11:00,539 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/sv-benchmarks/c/loop-lit/css2003_true-unreach-call_true-termination.c.i [2018-10-27 06:11:00,547 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/data/eca691ca6/4816dce285fe4bfb81bc51e924aeec73/FLAG977bd531f [2018-10-27 06:11:00,557 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/bin-2019/uautomizer/data/eca691ca6/4816dce285fe4bfb81bc51e924aeec73 [2018-10-27 06:11:00,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:11:00,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:11:00,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:00,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:11:00,564 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:11:00,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2707c9fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00, skipping insertion in model container [2018-10-27 06:11:00,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:11:00,595 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:11:00,712 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:00,715 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:11:00,726 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:00,737 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:11:00,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00 WrapperNode [2018-10-27 06:11:00,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:00,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:00,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:11:00,738 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:11:00,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:00,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:11:00,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:11:00,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:11:00,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... [2018-10-27 06:11:00,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:11:00,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:11:00,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:11:00,780 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:11:00,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/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 [2018-10-27 06:11:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:11:00,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:11:01,094 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:11:01,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:01 BoogieIcfgContainer [2018-10-27 06:11:01,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:11:01,095 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:11:01,095 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:11:01,098 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:11:01,099 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:01,099 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:11:00" (1/3) ... [2018-10-27 06:11:01,100 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c434ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:11:01, skipping insertion in model container [2018-10-27 06:11:01,100 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:01,102 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:00" (2/3) ... [2018-10-27 06:11:01,102 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c434ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:11:01, skipping insertion in model container [2018-10-27 06:11:01,102 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:01,102 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:01" (3/3) ... [2018-10-27 06:11:01,105 INFO L375 chiAutomizerObserver]: Analyzing ICFG css2003_true-unreach-call_true-termination.c.i [2018-10-27 06:11:01,154 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:11:01,155 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:11:01,155 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:11:01,155 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:11:01,155 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:11:01,155 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:11:01,156 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:11:01,156 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:11:01,156 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:11:01,174 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-10-27 06:11:01,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:11:01,197 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:01,197 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:01,203 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-10-27 06:11:01,203 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-10-27 06:11:01,203 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:11:01,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-10-27 06:11:01,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-10-27 06:11:01,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:01,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:01,206 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-10-27 06:11:01,207 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-10-27 06:11:01,214 INFO L793 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~j~0, main_~k~0;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;main_~i~0 := 1;main_~j~0 := 1;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 4#L15true assume !!(0 <= main_~k~0 && main_~k~0 <= 1); 12#L16-3true [2018-10-27 06:11:01,214 INFO L795 eck$LassoCheckResult]: Loop: 12#L16-3true assume true; 5#L16-1true assume !!(main_~i~0 < 1000000);main_~i~0 := main_~i~0 + 1;main_~j~0 := main_~j~0 + main_~k~0;main_~k~0 := main_~k~0 - 1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond := (if (1 <= main_~i~0 + main_~k~0 && main_~i~0 + main_~k~0 <= 2) && main_~i~0 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 14#L4true assume !(__VERIFIER_assert_~cond == 0); 11#L4-2true assume { :end_inline___VERIFIER_assert } true; 12#L16-3true [2018-10-27 06:11:01,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:01,220 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2018-10-27 06:11:01,223 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:01,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:01,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:01,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:01,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1268330, now seen corresponding path program 1 times [2018-10-27 06:11:01,314 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:01,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:01,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:01,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:01,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1806878093, now seen corresponding path program 1 times [2018-10-27 06:11:01,344 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:01,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:01,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:01,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:01,559 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-27 06:11:01,626 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:11:01,627 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:11:01,627 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:11:01,627 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:11:01,627 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:11:01,627 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:11:01,627 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:11:01,628 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:11:01,628 INFO L131 ssoRankerPreferences]: Filename of dumped script: css2003_true-unreach-call_true-termination.c.i_Iteration1_Loop [2018-10-27 06:11:01,628 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:11:01,628 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:11:01,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:11:01,928 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-10-27 06:11:01,958 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:11:01,958 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/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 [2018-10-27 06:11:01,962 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:11:01,962 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db230a68-9ad4-44e8-b5a8-172bed534ba9/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 [2018-10-27 06:11:01,985 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:11:01,985 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:11:02,025 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-10-27 06:11:02,026 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:11:02,026 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:11:02,026 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:11:02,026 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:11:02,026 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:11:02,027 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:11:02,027 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:11:02,027 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:11:02,027 INFO L131 ssoRankerPreferences]: Filename of dumped script: css2003_true-unreach-call_true-termination.c.i_Iteration1_Loop [2018-10-27 06:11:02,027 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:11:02,027 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:11:02,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:11:02,345 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-10-27 06:11:02,482 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-27 06:11:02,483 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:11:02,486 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:11:02,487 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 [2018-10-27 06:11:02,488 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:11:02,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:11:02,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:11:02,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:11:02,489 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:11:02,492 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:11:02,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:11:02,509 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-10-27 06:11:02,520 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-10-27 06:11:02,520 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-10-27 06:11:02,522 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-10-27 06:11:02,522 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-10-27 06:11:02,523 INFO L517 LassoAnalysis]: Proved termination. [2018-10-27 06:11:02,523 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~k~0) = 2*ULTIMATE.start_main_~k~0 + 1999997 Supporting invariants [] [2018-10-27 06:11:02,525 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-10-27 06:11:02,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:02,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:11:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:02,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:11:02,925 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-10-27 06:11:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:03,064 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 [2018-10-27 06:11:03,065 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states. Second operand 5 states. [2018-10-27 06:11:03,146 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states.. Second operand 5 states. Result 34 states and 41 transitions. Complement of second has 7 states. [2018-10-27 06:11:03,148 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 [2018-10-27 06:11:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:11:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2018-10-27 06:11:03,151 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 3 letters. Loop has 4 letters. [2018-10-27 06:11:03,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:11:03,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 7 letters. Loop has 4 letters. [2018-10-27 06:11:03,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:11:03,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 3 letters. Loop has 8 letters. [2018-10-27 06:11:03,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:11:03,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 41 transitions. [2018-10-27 06:11:03,156 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:11:03,158 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2018-10-27 06:11:03,159 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:11:03,159 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:11:03,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:11:03,160 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:11:03,160 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:11:03,160 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:11:03,160 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:11:03,161 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:11:03,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:11:03,162 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:11:03,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:11:03,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:11:03 BoogieIcfgContainer [2018-10-27 06:11:03,167 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:11:03,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:11:03,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:11:03,167 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:11:03,168 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:01" (3/4) ... [2018-10-27 06:11:03,171 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:11:03,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:11:03,171 INFO L168 Benchmark]: Toolchain (without parser) took 2612.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:11:03,172 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:11:03,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.87 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:11:03,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.58 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:11:03,174 INFO L168 Benchmark]: Boogie Preprocessor took 14.90 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:11:03,175 INFO L168 Benchmark]: RCFGBuilder took 314.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 938.3 MB in the beginning and 1.2 GB in the end (delta: -228.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:11:03,176 INFO L168 Benchmark]: BuchiAutomizer took 2072.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.3 MB). Peak memory consumption was 89.3 MB. Max. memory is 11.5 GB. [2018-10-27 06:11:03,176 INFO L168 Benchmark]: Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:11:03,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 176.87 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.58 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.90 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 314.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 938.3 MB in the beginning and 1.2 GB in the end (delta: -228.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2072.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.3 MB). Peak memory consumption was 89.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * k + 1999997 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s 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: 12 SDtfs, 13 SDslu, 12 SDs, 0 SdLazy, 5 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital46 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite139 ukn100 eq153 hnf93 smp64 dnf98 smp100 tf103 neg98 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 36ms VariablesStem: 0 VariablesLoop: 8 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...