./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-new/count_by_1_variant_true-unreach-call_true-termination.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_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-new/count_by_1_variant_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/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 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 .................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:50:28,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:50:28,178 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:50:28,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:50:28,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:50:28,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:50:28,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:50:28,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:50:28,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:50:28,190 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:50:28,191 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:50:28,191 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:50:28,192 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:50:28,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:50:28,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:50:28,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:50:28,194 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:50:28,196 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:50:28,197 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:50:28,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:50:28,199 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:50:28,200 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:50:28,202 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:50:28,202 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:50:28,202 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:50:28,203 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:50:28,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:50:28,204 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:50:28,204 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:50:28,205 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:50:28,205 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:50:28,206 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:50:28,206 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:50:28,206 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:50:28,207 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:50:28,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:50:28,208 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 10:50:28,219 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:50:28,219 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:50:28,220 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:50:28,220 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:50:28,220 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:50:28,220 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 10:50:28,221 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:50:28,221 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 10:50:28,222 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 10:50:28,223 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:50:28,223 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:50:28,223 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 10:50:28,223 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 10:50:28,223 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:50:28,223 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:50:28,224 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 10:50:28,224 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:50:28,224 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:50:28,224 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 10:50:28,225 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 10:50:28,225 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_b2cbd87b-d289-489e-8ba5-39c20ba9f908/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 -> 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 [2018-11-10 10:50:28,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:50:28,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:50:28,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:50:28,260 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:50:28,261 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:50:28,261 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/../../sv-benchmarks/c/loop-new/count_by_1_variant_true-unreach-call_true-termination.i [2018-11-10 10:50:28,301 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/data/e2a9d7387/b7285c73b52d416b92f5716d96647f9d/FLAG97557a78a [2018-11-10 10:50:28,605 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:50:28,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/sv-benchmarks/c/loop-new/count_by_1_variant_true-unreach-call_true-termination.i [2018-11-10 10:50:28,609 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/data/e2a9d7387/b7285c73b52d416b92f5716d96647f9d/FLAG97557a78a [2018-11-10 10:50:28,618 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/data/e2a9d7387/b7285c73b52d416b92f5716d96647f9d [2018-11-10 10:50:28,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:50:28,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:50:28,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:50:28,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:50:28,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:50:28,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d9f6a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28, skipping insertion in model container [2018-11-10 10:50:28,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:50:28,647 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:50:28,766 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:50:28,769 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:50:28,777 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:50:28,785 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:50:28,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28 WrapperNode [2018-11-10 10:50:28,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:50:28,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:50:28,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:50:28,786 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:50:28,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:50:28,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:50:28,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:50:28,803 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:50:28,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... [2018-11-10 10:50:28,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:50:28,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:50:28,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:50:28,813 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:50:28,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:50:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:50:28,956 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:50:28,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:50:28 BoogieIcfgContainer [2018-11-10 10:50:28,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:50:28,957 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 10:50:28,957 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 10:50:28,959 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 10:50:28,959 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:50:28,959 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 10:50:28" (1/3) ... [2018-11-10 10:50:28,960 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e9ceab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:50:28, skipping insertion in model container [2018-11-10 10:50:28,960 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:50:28,960 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:28" (2/3) ... [2018-11-10 10:50:28,960 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e9ceab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:50:28, skipping insertion in model container [2018-11-10 10:50:28,961 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:50:28,961 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:50:28" (3/3) ... [2018-11-10 10:50:28,962 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_1_variant_true-unreach-call_true-termination.i [2018-11-10 10:50:28,993 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 10:50:28,994 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 10:50:28,994 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 10:50:28,994 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 10:50:28,994 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:50:28,994 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:50:28,994 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 10:50:28,994 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:50:28,994 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 10:50:29,002 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-10 10:50:29,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-11-10 10:50:29,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 10:50:29,014 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 10:50:29,019 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 10:50:29,019 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-10 10:50:29,019 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 10:50:29,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-10 10:50:29,020 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-11-10 10:50:29,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 10:50:29,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 10:50:29,020 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 10:50:29,020 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-10 10:50:29,025 INFO L793 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post1, main_~i~0;havoc main_~i~0;main_~i~0 := 0; 11#L12-4true [2018-11-10 10:50:29,025 INFO L795 eck$LassoCheckResult]: Loop: 11#L12-4true assume true; 7#L12-1true assume !!(main_~i~0 != 1000000);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond := (if main_~i~0 <= 1000000 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 14#L4true assume !(__VERIFIER_assert_~cond == 0); 10#L4-2true assume { :end_inline___VERIFIER_assert } true; 13#L12-3true main_#t~post1 := main_~i~0;main_~i~0 := main_#t~post1 + 1;havoc main_#t~post1; 11#L12-4true [2018-11-10 10:50:29,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:50:29,028 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 10:50:29,030 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:50:29,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:50:29,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:50:29,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:50:29,090 INFO L82 PathProgramCache]: Analyzing trace with hash 34515950, now seen corresponding path program 1 times [2018-11-10 10:50:29,090 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:50:29,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:50:29,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:50:29,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:50:29,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1805955436, now seen corresponding path program 1 times [2018-11-10 10:50:29,102 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:50:29,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:50:29,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:50:29,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:50:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:50:29,155 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 10:50:29,155 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 10:50:29,155 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 10:50:29,156 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 10:50:29,156 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 10:50:29,156 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:29,156 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 10:50:29,156 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 10:50:29,156 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_1_variant_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-10 10:50:29,156 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 10:50:29,157 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 10:50:29,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:50:29,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:50:29,333 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 10:50:29,333 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:29,336 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 10:50:29,336 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 10:50:29,344 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 10:50:29,345 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:29,367 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 10:50:29,367 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b2cbd87b-d289-489e-8ba5-39c20ba9f908/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:29,386 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 10:50:29,386 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 10:50:29,408 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-10 10:50:29,409 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 10:50:29,409 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 10:50:29,409 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 10:50:29,409 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 10:50:29,410 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 10:50:29,410 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:50:29,410 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 10:50:29,410 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 10:50:29,410 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_1_variant_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-10 10:50:29,410 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 10:50:29,410 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 10:50:29,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:50:29,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:50:29,471 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 10:50:29,474 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 10:50:29,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 10:50:29,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:50:29,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 10:50:29,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:50:29,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:50:29,477 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:50:29,478 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 10:50:29,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 10:50:29,487 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 10:50:29,494 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-10 10:50:29,494 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-10 10:50:29,496 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 10:50:29,496 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-10 10:50:29,496 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 10:50:29,497 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 1999999 Supporting invariants [] [2018-11-10 10:50:29,498 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-10 10:50:29,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:50:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:50:29,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:50:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:50:29,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:50:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:50:29,593 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-10 10:50:29,594 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states. Second operand 5 states. [2018-11-10 10:50:29,662 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states.. Second operand 5 states. Result 32 states and 38 transitions. Complement of second has 9 states. [2018-11-10 10:50:29,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-10 10:50:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-10 10:50:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2018-11-10 10:50:29,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 26 transitions. Stem has 2 letters. Loop has 5 letters. [2018-11-10 10:50:29,668 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:50:29,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 26 transitions. Stem has 7 letters. Loop has 5 letters. [2018-11-10 10:50:29,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:50:29,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 26 transitions. Stem has 2 letters. Loop has 10 letters. [2018-11-10 10:50:29,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:50:29,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 38 transitions. [2018-11-10 10:50:29,672 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 10:50:29,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2018-11-10 10:50:29,675 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 10:50:29,675 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 10:50:29,676 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 10:50:29,676 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 10:50:29,676 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:50:29,676 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:50:29,676 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:50:29,676 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 10:50:29,676 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:50:29,677 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 10:50:29,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 10:50:29,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 10:50:29 BoogieIcfgContainer [2018-11-10 10:50:29,682 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 10:50:29,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:50:29,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:50:29,682 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:50:29,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:50:28" (3/4) ... [2018-11-10 10:50:29,685 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 10:50:29,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:50:29,686 INFO L168 Benchmark]: Toolchain (without parser) took 1065.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -117.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:50:29,687 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:50:29,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.59 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 944.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:50:29,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.56 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:50:29,688 INFO L168 Benchmark]: Boogie Preprocessor took 10.16 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:50:29,689 INFO L168 Benchmark]: RCFGBuilder took 143.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.4 MB in the beginning and 1.2 GB in the end (delta: -218.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:50:29,689 INFO L168 Benchmark]: BuchiAutomizer took 725.21 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: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:50:29,690 INFO L168 Benchmark]: Witness Printer took 3.53 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. [2018-11-10 10:50:29,693 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.59 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 944.1 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 16.56 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.16 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 143.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.4 MB in the beginning and 1.2 GB in the end (delta: -218.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 725.21 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: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.53 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 * i + 1999999 and consists of 6 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: 7 SDtfs, 10 SDslu, 13 SDs, 0 SdLazy, 13 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite130 ukn100 eq176 hnf91 smp47 dnf100 smp100 tf107 neg92 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 21ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 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...