./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 64bit --witnessprinter.graph.data.programhash d1222cbe619907da17220c6769d95d8d6fd1064c .................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 02:16:43,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 02:16:43,002 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 02:16:43,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 02:16:43,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 02:16:43,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 02:16:43,027 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 02:16:43,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 02:16:43,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 02:16:43,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 02:16:43,044 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 02:16:43,045 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 02:16:43,046 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 02:16:43,051 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 02:16:43,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 02:16:43,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 02:16:43,056 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 02:16:43,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 02:16:43,062 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 02:16:43,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 02:16:43,066 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 02:16:43,070 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 02:16:43,075 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 02:16:43,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 02:16:43,076 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 02:16:43,077 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 02:16:43,077 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 02:16:43,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 02:16:43,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 02:16:43,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 02:16:43,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 02:16:43,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 02:16:43,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 02:16:43,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 02:16:43,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 02:16:43,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 02:16:43,084 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-01-14 02:16:43,100 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 02:16:43,101 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 02:16:43,102 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 02:16:43,102 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 02:16:43,102 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 02:16:43,103 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 02:16:43,103 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 02:16:43,104 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 02:16:43,104 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 02:16:43,105 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 02:16:43,105 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 02:16:43,105 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 02:16:43,105 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 02:16:43,105 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 02:16:43,106 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 02:16:43,107 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 02:16:43,107 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 02:16:43,107 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 02:16:43,108 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 02:16:43,108 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 02:16:43,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 02:16:43,109 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 02:16:43,109 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 02:16:43,110 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 02:16:43,111 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1222cbe619907da17220c6769d95d8d6fd1064c [2019-01-14 02:16:43,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 02:16:43,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 02:16:43,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 02:16:43,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 02:16:43,184 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 02:16:43,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c [2019-01-14 02:16:43,253 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420c45f7a/4fbf954a13f44912a47b92c72f0c7f0a/FLAG062874279 [2019-01-14 02:16:43,645 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 02:16:43,646 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c [2019-01-14 02:16:43,653 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420c45f7a/4fbf954a13f44912a47b92c72f0c7f0a/FLAG062874279 [2019-01-14 02:16:44,045 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420c45f7a/4fbf954a13f44912a47b92c72f0c7f0a [2019-01-14 02:16:44,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 02:16:44,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 02:16:44,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 02:16:44,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 02:16:44,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 02:16:44,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729836ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44, skipping insertion in model container [2019-01-14 02:16:44,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 02:16:44,090 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 02:16:44,327 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:16:44,335 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 02:16:44,351 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:16:44,368 INFO L195 MainTranslator]: Completed translation [2019-01-14 02:16:44,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44 WrapperNode [2019-01-14 02:16:44,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 02:16:44,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 02:16:44,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 02:16:44,370 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 02:16:44,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 02:16:44,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 02:16:44,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 02:16:44,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 02:16:44,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... [2019-01-14 02:16:44,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 02:16:44,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 02:16:44,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 02:16:44,424 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 02:16:44,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:16:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 02:16:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 02:16:44,693 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 02:16:44,693 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-14 02:16:44,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:16:44 BoogieIcfgContainer [2019-01-14 02:16:44,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 02:16:44,695 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 02:16:44,695 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 02:16:44,699 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 02:16:44,700 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:16:44,700 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 02:16:44" (1/3) ... [2019-01-14 02:16:44,701 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a95fcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:16:44, skipping insertion in model container [2019-01-14 02:16:44,701 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:16:44,701 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:16:44" (2/3) ... [2019-01-14 02:16:44,702 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a95fcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:16:44, skipping insertion in model container [2019-01-14 02:16:44,702 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:16:44,702 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:16:44" (3/3) ... [2019-01-14 02:16:44,704 INFO L375 chiAutomizerObserver]: Analyzing ICFG HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c [2019-01-14 02:16:44,758 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 02:16:44,758 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 02:16:44,759 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 02:16:44,759 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 02:16:44,759 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 02:16:44,759 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 02:16:44,759 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 02:16:44,759 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 02:16:44,759 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 02:16:44,774 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 02:16:44,797 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-14 02:16:44,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 02:16:44,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 02:16:44,805 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-01-14 02:16:44,805 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 02:16:44,805 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 02:16:44,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-14 02:16:44,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-14 02:16:44,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 02:16:44,807 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 02:16:44,807 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-01-14 02:16:44,807 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 02:16:44,815 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue ~x~0 := 0; 3#L-1true havoc main_#res;havoc main_#t~nondet1, main_#t~nondet2;~x~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L14-1true [2019-01-14 02:16:44,816 INFO L796 eck$LassoCheckResult]: Loop: 7#L14-1true assume !!(~x~0 > 0); 5#L23true assume !(0 != main_#t~nondet2);havoc main_#t~nondet2;havoc foo_#t~post0;foo_#t~post0 := ~x~0;~x~0 := foo_#t~post0 - 1;havoc foo_#t~post0; 7#L14-1true [2019-01-14 02:16:44,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:44,822 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-01-14 02:16:44,823 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:44,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:44,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:16:44,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:44,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:44,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1319, now seen corresponding path program 1 times [2019-01-14 02:16:44,917 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:44,917 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:44,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:16:44,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:44,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:44,931 INFO L82 PathProgramCache]: Analyzing trace with hash 925801, now seen corresponding path program 1 times [2019-01-14 02:16:44,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 02:16:44,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 02:16:44,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 02:16:44,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 02:16:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 02:16:45,050 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-14 02:16:45,143 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:16:45,146 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:16:45,148 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:16:45,148 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:16:45,148 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 02:16:45,148 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:16:45,149 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:16:45,149 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:16:45,149 INFO L131 ssoRankerPreferences]: Filename of dumped script: HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:16:45,149 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:16:45,149 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:16:45,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,336 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:16:45,337 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:16:45,342 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:16:45,342 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:16:45,351 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 02:16:45,351 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_foo_#t~post0=0} Honda state: {ULTIMATE.start_foo_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:16:45,381 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 02:16:45,381 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 02:16:45,409 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 02:16:45,409 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 02:16:45,434 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 02:16:45,436 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 02:16:45,436 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 02:16:45,436 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 02:16:45,436 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 02:16:45,436 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 02:16:45,436 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 02:16:45,437 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 02:16:45,437 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 02:16:45,437 INFO L131 ssoRankerPreferences]: Filename of dumped script: HarrisLalNoriRajamani-SAS2010-Fig3_true-termination_true-no-overflow.c_Iteration1_Loop [2019-01-14 02:16:45,437 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 02:16:45,437 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 02:16:45,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 02:16:45,769 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 02:16:45,776 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 02:16:45,778 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 [2019-01-14 02:16:45,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:45,781 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:45,781 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:45,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:45,782 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:16:45,785 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 02:16:45,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:45,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 02:16:45,791 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 [2019-01-14 02:16:45,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 02:16:45,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 02:16:45,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 02:16:45,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 02:16:45,794 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 02:16:45,795 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 02:16:45,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 02:16:45,804 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-01-14 02:16:45,810 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-01-14 02:16:45,810 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-01-14 02:16:45,813 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-01-14 02:16:45,813 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-01-14 02:16:45,813 INFO L518 LassoAnalysis]: Proved termination. [2019-01-14 02:16:45,814 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~x~0) = 1*~x~0 Supporting invariants [] [2019-01-14 02:16:45,816 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-01-14 02:16:45,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 02:16:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 02:16:45,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 02:16:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 02:16:45,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 02:16:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 02:16:46,025 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 [2019-01-14 02:16:46,026 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states. Second operand 3 states. [2019-01-14 02:16:46,086 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states.. Second operand 3 states. Result 18 states and 23 transitions. Complement of second has 7 states. [2019-01-14 02:16:46,089 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 [2019-01-14 02:16:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-14 02:16:46,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2019-01-14 02:16:46,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 2 letters. [2019-01-14 02:16:46,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 02:16:46,094 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 4 letters. Loop has 2 letters. [2019-01-14 02:16:46,094 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 02:16:46,094 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 4 letters. [2019-01-14 02:16:46,094 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 02:16:46,095 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2019-01-14 02:16:46,099 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 02:16:46,102 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2019-01-14 02:16:46,103 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-14 02:16:46,103 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-14 02:16:46,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-14 02:16:46,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-14 02:16:46,104 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 02:16:46,104 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 02:16:46,104 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 02:16:46,104 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-14 02:16:46,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-01-14 02:16:46,105 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 02:16:46,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-14 02:16:46,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 02:16:46 BoogieIcfgContainer [2019-01-14 02:16:46,112 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 02:16:46,112 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 02:16:46,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 02:16:46,113 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 02:16:46,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:16:44" (3/4) ... [2019-01-14 02:16:46,116 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 02:16:46,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 02:16:46,117 INFO L168 Benchmark]: Toolchain (without parser) took 2067.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -112.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:46,118 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:46,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.35 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:46,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.51 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:46,121 INFO L168 Benchmark]: Boogie Preprocessor took 20.69 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:16:46,122 INFO L168 Benchmark]: RCFGBuilder took 270.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:46,123 INFO L168 Benchmark]: BuchiAutomizer took 1416.70 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. [2019-01-14 02:16:46,124 INFO L168 Benchmark]: Witness Printer took 4.02 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. [2019-01-14 02:16:46,131 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.35 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 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 32.51 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.69 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 270.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1416.70 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.02 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 x and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 5 SDtfs, 5 SDslu, 6 SDs, 0 SdLazy, 7 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax100 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 13ms VariablesStem: 0 VariablesLoop: 0 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...