./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-new/count_by_2.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_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-new/count_by_2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/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 b979366a3621504b8e00489e522b90e6cdc4da83 ..................................................................................................................................................................................................................................................................................................................................................... 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 08:58:02,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:02,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:02,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:02,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:02,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:02,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:02,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:02,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:02,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:02,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:02,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:02,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:02,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:02,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:02,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:02,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:02,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:02,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:02,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:02,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:02,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:02,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:02,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:02,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:02,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:02,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:02,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:02,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:02,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:02,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:02,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:02,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:02,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:02,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:02,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:02,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:02,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:02,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:02,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:02,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:02,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:58:02,150 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:02,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:02,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:02,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:02,153 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:02,154 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:58:02,154 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:58:02,154 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:58:02,154 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:58:02,154 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:58:02,154 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:58:02,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:02,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:58:02,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:58:02,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:58:02,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:02,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:02,157 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:58:02,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:02,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:58:02,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:02,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:02,158 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:58:02,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:02,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:02,158 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:58:02,159 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:58:02,159 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_42797146-bc94-41e1-a6aa-d9282e8f84fc/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 -> b979366a3621504b8e00489e522b90e6cdc4da83 [2019-10-22 08:58:02,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:02,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:02,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:02,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:02,214 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:02,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/../../sv-benchmarks/c/loop-new/count_by_2.i [2019-10-22 08:58:02,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/data/7c43b5c5b/a11dff18721a4125818fae0d28b7d6f6/FLAG33eb9a1fd [2019-10-22 08:58:02,640 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:02,641 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/sv-benchmarks/c/loop-new/count_by_2.i [2019-10-22 08:58:02,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/data/7c43b5c5b/a11dff18721a4125818fae0d28b7d6f6/FLAG33eb9a1fd [2019-10-22 08:58:02,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/bin/uautomizer/data/7c43b5c5b/a11dff18721a4125818fae0d28b7d6f6 [2019-10-22 08:58:02,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:02,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:02,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:02,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:02,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:02,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@294128d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02, skipping insertion in model container [2019-10-22 08:58:02,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,676 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:02,689 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:02,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:02,822 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:02,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:02,943 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:02,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02 WrapperNode [2019-10-22 08:58:02,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:02,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:02,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:02,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:02,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:02,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:02,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:02,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:02,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... [2019-10-22 08:58:02,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:02,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:02,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:02,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:02,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/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 08:58:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:03,174 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:03,174 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:58:03,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:03 BoogieIcfgContainer [2019-10-22 08:58:03,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:03,178 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:58:03,178 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:58:03,181 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:58:03,182 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:03,183 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:58:02" (1/3) ... [2019-10-22 08:58:03,184 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@748e5167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:03, skipping insertion in model container [2019-10-22 08:58:03,184 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:03,184 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:02" (2/3) ... [2019-10-22 08:58:03,184 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@748e5167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:03, skipping insertion in model container [2019-10-22 08:58:03,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:03,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:03" (3/3) ... [2019-10-22 08:58:03,186 INFO L371 chiAutomizerObserver]: Analyzing ICFG count_by_2.i [2019-10-22 08:58:03,239 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:58:03,240 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:58:03,240 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:58:03,241 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:03,241 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:03,241 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:58:03,242 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:03,242 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:58:03,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2019-10-22 08:58:03,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:58:03,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:03,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:03,284 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:03,284 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:58:03,284 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:58:03,285 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2019-10-22 08:58:03,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:58:03,286 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:03,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:03,287 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:03,287 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:58:03,294 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~i~0;havoc main_~i~0;main_~i~0 := 0; 11#L12-3true [2019-10-22 08:58:03,295 INFO L793 eck$LassoCheckResult]: Loop: 11#L12-3true assume !!(main_~i~0 < 1000000); 3#L12-2true main_~i~0 := 2 + main_~i~0; 11#L12-3true [2019-10-22 08:58:03,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:03,300 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:58:03,308 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:03,309 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662626466] [2019-10-22 08:58:03,309 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,309 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,401 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:03,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:03,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2019-10-22 08:58:03,402 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:03,402 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992456780] [2019-10-22 08:58:03,402 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,402 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,415 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:03,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:03,418 INFO L82 PathProgramCache]: Analyzing trace with hash 31042, now seen corresponding path program 1 times [2019-10-22 08:58:03,418 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:03,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88987467] [2019-10-22 08:58:03,419 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,419 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:03,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:03,436 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:03,522 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:03,523 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:03,523 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:03,523 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:03,524 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:03,524 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:03,524 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:03,524 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:03,524 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_2.i_Iteration1_Loop [2019-10-22 08:58:03,524 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:03,524 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:03,542 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 08:58:03,609 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:03,610 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/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) [2019-10-22 08:58:03,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:03,617 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42797146-bc94-41e1-a6aa-d9282e8f84fc/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:03,639 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:03,639 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:03,660 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:03,662 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:03,663 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:03,663 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:03,663 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:03,663 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:03,663 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:03,663 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:03,663 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:03,664 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_2.i_Iteration1_Loop [2019-10-22 08:58:03,664 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:03,664 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:03,665 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 08:58:03,712 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:03,716 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:03,718 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 08:58:03,719 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:03,719 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:03,720 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:03,720 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:03,720 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:03,722 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:03,722 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:03,729 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 08:58:03,735 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-10-22 08:58:03,735 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-10-22 08:58:03,737 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 08:58:03,737 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 08:58:03,738 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 08:58:03,738 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -1*ULTIMATE.start_main_~i~0 + 1000000 Supporting invariants [] [2019-10-22 08:58:03,740 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 08:58:03,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:03,770 WARN L254 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:58:03,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:03,781 WARN L254 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-22 08:58:03,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:58:03,796 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 08:58:03,811 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 08:58:03,812 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states. Second operand 3 states. [2019-10-22 08:58:03,852 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states.. Second operand 3 states. Result 26 states and 32 transitions. Complement of second has 7 states. [2019-10-22 08:58:03,852 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 [2019-10-22 08:58:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-10-22 08:58:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2019-10-22 08:58:03,856 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 1 letters. Loop has 2 letters. [2019-10-22 08:58:03,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:03,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 3 letters. Loop has 2 letters. [2019-10-22 08:58:03,857 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:03,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 1 letters. Loop has 4 letters. [2019-10-22 08:58:03,857 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:58:03,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 32 transitions. [2019-10-22 08:58:03,860 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:58:03,863 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2019-10-22 08:58:03,864 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:58:03,864 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:58:03,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:58:03,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:03,865 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:03,865 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:03,865 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:03,865 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 08:58:03,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:58:03,865 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:58:03,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 08:58:03,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:58:03 BoogieIcfgContainer [2019-10-22 08:58:03,871 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:58:03,871 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:03,872 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:03,872 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:03,872 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:03" (3/4) ... [2019-10-22 08:58:03,875 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:58:03,875 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:03,878 INFO L168 Benchmark]: Toolchain (without parser) took 1215.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -125.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:03,878 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:03,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:03,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:03,880 INFO L168 Benchmark]: Boogie Preprocessor took 18.46 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 08:58:03,880 INFO L168 Benchmark]: RCFGBuilder took 181.71 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:03,881 INFO L168 Benchmark]: BuchiAutomizer took 693.21 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: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:03,881 INFO L168 Benchmark]: Witness Printer took 4.11 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 08:58:03,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 281.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.46 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 181.71 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 693.21 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: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.11 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 -1 * i + 1000000 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.4s. 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: 6 SDtfs, 7 SDslu, 10 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 20ms 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...