./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/css2003.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/css2003.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/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 0.1.24-cad4683 [2019-10-22 09:00:40,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:40,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:40,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:40,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:40,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:40,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:40,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:40,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:40,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:40,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:40,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:40,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:40,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:40,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:40,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:40,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:40,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:40,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:40,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:40,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:40,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:40,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:40,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:40,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:40,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:40,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:40,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:40,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:40,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:40,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:40,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:40,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:40,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:40,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:40,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:40,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:40,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:40,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:40,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:40,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:40,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 09:00:40,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:40,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:40,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:40,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:40,070 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:40,070 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:00:40,070 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:00:40,070 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:00:40,070 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:00:40,071 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:00:40,071 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:00:40,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:40,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:40,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:00:40,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:00:40,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:40,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:40,073 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:00:40,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:40,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:00:40,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:40,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:40,074 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:00:40,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:40,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:40,074 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:00:40,075 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:00:40,075 INFO L138 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_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/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 [2019-10-22 09:00:40,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:40,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:40,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:40,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:40,114 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:40,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/../../sv-benchmarks/c/loop-lit/css2003.i [2019-10-22 09:00:40,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/data/cf12c667a/6f07fedb7ccd42ae9c0a1b7c894c8e33/FLAG744bc3c21 [2019-10-22 09:00:40,515 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:40,516 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/sv-benchmarks/c/loop-lit/css2003.i [2019-10-22 09:00:40,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/data/cf12c667a/6f07fedb7ccd42ae9c0a1b7c894c8e33/FLAG744bc3c21 [2019-10-22 09:00:40,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/data/cf12c667a/6f07fedb7ccd42ae9c0a1b7c894c8e33 [2019-10-22 09:00:40,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:40,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:40,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:40,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:40,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:40,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:40" (1/1) ... [2019-10-22 09:00:40,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4270ec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:40, skipping insertion in model container [2019-10-22 09:00:40,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:40" (1/1) ... [2019-10-22 09:00:40,951 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:40,965 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:41,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:41,082 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:41,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:41,170 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:41,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41 WrapperNode [2019-10-22 09:00:41,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:41,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:41,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:00:41,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:00:41,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:41,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:41,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:41,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:41,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... [2019-10-22 09:00:41,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:41,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:41,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:41,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:41,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/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 [2019-10-22 09:00:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:41,440 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:41,440 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:00:41,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:41 BoogieIcfgContainer [2019-10-22 09:00:41,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:41,442 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:00:41,442 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:00:41,445 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:00:41,447 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:41,447 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:00:40" (1/3) ... [2019-10-22 09:00:41,448 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14d9cd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:41, skipping insertion in model container [2019-10-22 09:00:41,449 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:41,449 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:41" (2/3) ... [2019-10-22 09:00:41,449 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14d9cd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:41, skipping insertion in model container [2019-10-22 09:00:41,449 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:41,449 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:41" (3/3) ... [2019-10-22 09:00:41,451 INFO L371 chiAutomizerObserver]: Analyzing ICFG css2003.i [2019-10-22 09:00:41,546 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:00:41,554 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:00:41,554 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:00:41,554 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:41,554 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:41,555 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:00:41,555 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:41,555 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:00:41,580 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 09:00:41,610 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-10-22 09:00:41,611 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:41,611 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:41,618 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 09:00:41,619 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 09:00:41,619 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:00:41,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 09:00:41,620 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-10-22 09:00:41,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:41,620 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:41,621 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 09:00:41,630 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 09:00:41,637 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~j~0, main_~k~0;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;main_~i~0 := 1;main_~j~0 := 1;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L15true assume !!(0 <= main_~k~0 && main_~k~0 <= 1); 8#L4-2true [2019-10-22 09:00:41,638 INFO L793 eck$LassoCheckResult]: Loop: 8#L4-2true assume !!(main_~i~0 < 1000000);main_~i~0 := 1 + main_~i~0;main_~j~0 := main_~j~0 + main_~k~0;main_~k~0 := main_~k~0 - 1;__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; 11#L4true assume !(0 == __VERIFIER_assert_~cond); 8#L4-2true [2019-10-22 09:00:41,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:41,650 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2019-10-22 09:00:41,658 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:41,658 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524932517] [2019-10-22 09:00:41,658 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,658 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,755 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:41,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:41,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1448, now seen corresponding path program 1 times [2019-10-22 09:00:41,756 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:41,757 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102641882] [2019-10-22 09:00:41,757 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,757 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,784 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:41,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:41,786 INFO L82 PathProgramCache]: Analyzing trace with hash 959565, now seen corresponding path program 1 times [2019-10-22 09:00:41,786 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:41,786 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992369434] [2019-10-22 09:00:41,787 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,787 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:41,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:41,805 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:41,869 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:41,870 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:41,870 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:41,870 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:41,870 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:41,870 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:41,870 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:41,870 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:41,871 INFO L131 ssoRankerPreferences]: Filename of dumped script: css2003.i_Iteration1_Loop [2019-10-22 09:00:41,871 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:41,871 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:41,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:42,056 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:42,057 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/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 [2019-10-22 09:00:42,070 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:42,070 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bc4e297-74b8-4f0e-8224-55da74c4fc24/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:42,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:42,088 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:42,117 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:42,119 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:42,119 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:42,119 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:42,119 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:42,119 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:42,119 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:42,119 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:42,120 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:42,120 INFO L131 ssoRankerPreferences]: Filename of dumped script: css2003.i_Iteration1_Loop [2019-10-22 09:00:42,120 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:42,120 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:42,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:42,257 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:42,262 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:42,264 INFO L120 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 [2019-10-22 09:00:42,265 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:42,265 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:42,266 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:42,266 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:42,267 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:42,270 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:42,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:42,293 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 09:00:42,311 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-10-22 09:00:42,312 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-10-22 09:00:42,314 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 09:00:42,314 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 09:00:42,315 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 09:00:42,315 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 1999999 Supporting invariants [] [2019-10-22 09:00:42,319 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 09:00:42,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:42,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 09:00:42,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:42,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-22 09:00:42,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:42,404 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-10-22 09:00:42,405 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states. Second operand 3 states. [2019-10-22 09:00:42,438 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states.. Second operand 3 states. Result 27 states and 34 transitions. Complement of second has 5 states. [2019-10-22 09:00:42,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-10-22 09:00:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-10-22 09:00:42,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 26 transitions. [2019-10-22 09:00:42,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 2 letters. Loop has 2 letters. [2019-10-22 09:00:42,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:00:42,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 4 letters. Loop has 2 letters. [2019-10-22 09:00:42,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:00:42,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 2 letters. Loop has 4 letters. [2019-10-22 09:00:42,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:00:42,445 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2019-10-22 09:00:42,447 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:00:42,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 0 states and 0 transitions. [2019-10-22 09:00:42,451 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 09:00:42,451 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 09:00:42,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 09:00:42,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 09:00:42,452 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:00:42,452 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:00:42,452 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:00:42,452 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 09:00:42,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:00:42,452 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:00:42,452 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 09:00:42,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:00:42 BoogieIcfgContainer [2019-10-22 09:00:42,458 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:00:42,459 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:42,459 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:42,459 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:42,459 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:41" (3/4) ... [2019-10-22 09:00:42,463 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:00:42,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:42,465 INFO L168 Benchmark]: Toolchain (without parser) took 1529.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.0 GB in the end (delta: -97.2 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:42,465 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:42,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:42,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.68 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. [2019-10-22 09:00:42,467 INFO L168 Benchmark]: Boogie Preprocessor took 20.39 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. [2019-10-22 09:00:42,467 INFO L168 Benchmark]: RCFGBuilder took 220.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:42,468 INFO L168 Benchmark]: BuchiAutomizer took 1016.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:42,468 INFO L168 Benchmark]: Witness Printer took 4.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:42,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 234.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.68 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. * Boogie Preprocessor took 20.39 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. * RCFGBuilder took 220.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1016.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 * i + 1999999 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 10 SDtfs, 10 SDslu, 5 SDs, 0 SdLazy, 3 SolverSat, 1 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: 51ms 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...