./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/c.07.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/termination-restricted-15/c.07.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 747464c46ce400dcde1271541bc9fd6ddf51704a ...................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:59:25,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:59:25,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:59:25,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:59:25,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:59:25,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:59:25,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:59:25,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:59:25,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:59:25,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:59:25,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:59:25,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:59:25,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:59:25,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:59:25,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:59:25,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:59:25,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:59:25,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:59:25,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:59:25,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:59:25,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:59:25,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:59:25,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:59:25,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:59:25,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:59:25,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:59:25,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:59:25,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:59:25,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:59:25,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:59:25,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:59:25,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:59:25,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:59:25,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:59:25,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:59:25,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:59:25,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:59:25,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:59:25,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:59:25,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:59:25,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:59:25,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-28 02:59:25,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:59:25,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:59:25,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:59:25,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:59:25,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:59:25,428 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 02:59:25,428 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 02:59:25,428 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 02:59:25,429 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 02:59:25,429 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 02:59:25,430 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 02:59:25,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:59:25,431 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:59:25,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:59:25,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:59:25,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 02:59:25,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 02:59:25,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 02:59:25,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:59:25,433 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 02:59:25,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:59:25,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 02:59:25,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:59:25,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:59:25,434 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 02:59:25,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:59:25,435 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:59:25,435 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 02:59:25,437 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 02:59:25,437 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 -> /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 -> 747464c46ce400dcde1271541bc9fd6ddf51704a [2019-11-28 02:59:25,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:59:25,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:59:25,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:59:25,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:59:25,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:59:25,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/c.07.c [2019-11-28 02:59:25,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b775085de/dc6eaa89c23d4b0a8d8a194d7b9f70d1/FLAG2837fcc93 [2019-11-28 02:59:26,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:59:26,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/c.07.c [2019-11-28 02:59:26,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b775085de/dc6eaa89c23d4b0a8d8a194d7b9f70d1/FLAG2837fcc93 [2019-11-28 02:59:26,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b775085de/dc6eaa89c23d4b0a8d8a194d7b9f70d1 [2019-11-28 02:59:26,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:59:26,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:59:26,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:59:26,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:59:26,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:59:26,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:26" (1/1) ... [2019-11-28 02:59:26,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c163bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26, skipping insertion in model container [2019-11-28 02:59:26,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:26" (1/1) ... [2019-11-28 02:59:26,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:59:26,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:59:27,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:59:27,121 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:59:27,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:59:27,159 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:59:27,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27 WrapperNode [2019-11-28 02:59:27,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:59:27,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 02:59:27,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 02:59:27,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 02:59:27,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 02:59:27,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:59:27,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:59:27,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:59:27,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (1/1) ... [2019-11-28 02:59:27,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:59:27,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:59:27,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:59:27,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:59:27,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (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 [2019-11-28 02:59:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:59:27,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:59:27,569 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:59:27,569 INFO L297 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-28 02:59:27,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:27 BoogieIcfgContainer [2019-11-28 02:59:27,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:59:27,571 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 02:59:27,571 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 02:59:27,575 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 02:59:27,576 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:27,576 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:59:26" (1/3) ... [2019-11-28 02:59:27,577 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e051544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:59:27, skipping insertion in model container [2019-11-28 02:59:27,577 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:27,577 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:27" (2/3) ... [2019-11-28 02:59:27,578 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e051544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:59:27, skipping insertion in model container [2019-11-28 02:59:27,578 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:27,578 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:27" (3/3) ... [2019-11-28 02:59:27,580 INFO L371 chiAutomizerObserver]: Analyzing ICFG c.07.c [2019-11-28 02:59:27,627 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 02:59:27,627 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 02:59:27,627 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 02:59:27,627 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:59:27,627 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:59:27,627 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 02:59:27,627 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:59:27,628 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 02:59:27,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 02:59:27,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 02:59:27,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:59:27,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:59:27,668 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 02:59:27,668 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 02:59:27,668 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 02:59:27,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 02:59:27,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 02:59:27,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:59:27,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:59:27,670 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 02:59:27,670 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 02:59:27,678 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~c~0, main_~i~0, main_~j~0, main_~k~0, main_~tmp~0;havoc main_~c~0;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~tmp~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~k~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~tmp~0 := main_#t~nondet3;havoc main_#t~nondet3;main_~c~0 := 0; 3#L12-2true [2019-11-28 02:59:27,679 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!((main_~i~0 <= 100 && main_~j~0 <= main_~k~0) && main_~k~0 > -2147483648);main_~tmp~0 := main_~i~0;main_~i~0 := main_~j~0;main_~j~0 := 1 + main_~tmp~0;main_~k~0 := main_~k~0 - 1; 3#L12-2true [2019-11-28 02:59:27,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:27,685 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 02:59:27,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:27,695 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168427544] [2019-11-28 02:59:27,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,803 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:27,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:27,804 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-28 02:59:27,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:27,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224274464] [2019-11-28 02:59:27,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,826 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:27,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:27,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-28 02:59:27,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:27,829 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153415250] [2019-11-28 02:59:27,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:27,851 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:28,002 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:59:28,004 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:59:28,004 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:59:28,004 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:59:28,004 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 02:59:28,005 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,005 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:59:28,005 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:59:28,005 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.07.c_Iteration1_Loop [2019-11-28 02:59:28,005 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:59:28,006 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:59:28,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,267 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:59:28,267 INFO L404 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) [2019-11-28 02:59:28,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:59:28,276 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 [2019-11-28 02:59:28,287 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 02:59:28,287 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} 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) [2019-11-28 02:59:28,307 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:59:28,308 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,314 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 02:59:28,314 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 [2019-11-28 02:59:28,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:59:28,327 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 02:59:28,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 02:59:28,381 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 02:59:28,384 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:59:28,384 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:59:28,384 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:59:28,385 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:59:28,385 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 02:59:28,385 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,385 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:59:28,385 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:59:28,385 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.07.c_Iteration1_Loop [2019-11-28 02:59:28,385 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:59:28,392 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:59:28,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:28,533 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:59:28,538 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,551 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 [2019-11-28 02:59:28,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:28,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:28,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:28,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:28,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:28,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 02:59:28,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:28,580 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 [2019-11-28 02:59:28,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:28,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:28,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:28,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:28,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:28,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:28,594 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 02:59:28,603 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-28 02:59:28,603 INFO L444 ModelExtractionUtils]: 3 out of 6 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:28,611 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 02:59:28,611 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 02:59:28,611 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 02:59:28,612 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~k~0) = 2*ULTIMATE.start_main_~k~0 + 4294967295 Supporting invariants [] [2019-11-28 02:59:28,617 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-28 02:59:28,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:59:28,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 02:59:28,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:59:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:59:28,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 02:59:28,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:59:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 02:59:28,729 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-28 02:59:28,731 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states. Second operand 2 states. [2019-11-28 02:59:28,776 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states.. Second operand 2 states. Result 15 states and 18 transitions. Complement of second has 5 states. [2019-11-28 02:59:28,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-28 02:59:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-28 02:59:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2019-11-28 02:59:28,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 1 letters. [2019-11-28 02:59:28,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:28,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 1 letters. [2019-11-28 02:59:28,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:28,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 2 letters. [2019-11-28 02:59:28,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:28,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2019-11-28 02:59:28,786 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 02:59:28,789 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2019-11-28 02:59:28,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 02:59:28,791 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 02:59:28,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 02:59:28,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 02:59:28,792 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:28,792 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:28,792 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:28,792 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 02:59:28,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 02:59:28,793 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 02:59:28,793 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 02:59:28,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:59:28 BoogieIcfgContainer [2019-11-28 02:59:28,800 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 02:59:28,800 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 02:59:28,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 02:59:28,801 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 02:59:28,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:27" (3/4) ... [2019-11-28 02:59:28,804 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 02:59:28,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 02:59:28,807 INFO L168 Benchmark]: Toolchain (without parser) took 2006.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -53.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:28,808 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:59:28,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:28,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:28,811 INFO L168 Benchmark]: Boogie Preprocessor took 25.11 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. [2019-11-28 02:59:28,811 INFO L168 Benchmark]: RCFGBuilder took 238.21 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:28,812 INFO L168 Benchmark]: BuchiAutomizer took 1228.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:28,813 INFO L168 Benchmark]: Witness Printer took 4.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:59:28,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 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 144.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.11 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. * RCFGBuilder took 238.21 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1228.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * k + 4294967295 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. 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: 4 SDtfs, 4 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax141 hnf100 lsp70 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq168 hnf91 smp100 dnf100 smp100 tf104 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...