./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/java_AG313.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/java_AG313.c -s /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ee2c4bfb4f0e969c72d63e165333f022bc23e626 ........................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:16:34,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:16:34,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:16:34,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:16:34,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:16:34,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:16:34,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:16:34,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:16:34,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:16:34,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:16:34,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:16:34,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:16:34,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:16:34,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:16:34,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:16:34,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:16:34,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:16:34,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:16:34,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:16:34,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:16:34,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:16:34,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:16:34,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:16:34,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:16:34,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:16:34,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:16:34,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:16:34,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:16:34,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:16:34,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:16:34,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:16:34,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:16:34,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:16:34,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:16:34,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:16:34,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:16:34,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:16:34,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:16:34,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:16:34,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:16:34,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:16:34,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-15 21:16:34,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:16:34,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:16:34,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:16:34,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:16:34,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:16:34,224 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 21:16:34,224 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 21:16:34,224 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 21:16:34,225 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 21:16:34,225 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 21:16:34,225 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 21:16:34,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:16:34,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:16:34,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:16:34,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:16:34,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 21:16:34,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 21:16:34,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 21:16:34,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:16:34,227 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 21:16:34,227 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:16:34,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 21:16:34,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:16:34,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:16:34,228 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 21:16:34,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:16:34,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:16:34,229 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 21:16:34,229 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 21:16:34,230 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2c4bfb4f0e969c72d63e165333f022bc23e626 [2019-11-15 21:16:34,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:16:34,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:16:34,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:16:34,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:16:34,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:16:34,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/java_AG313.c [2019-11-15 21:16:34,320 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/data/36f77eb90/456badb7dfcb4679a12a47f519c70490/FLAGebec47b68 [2019-11-15 21:16:34,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:16:34,709 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/sv-benchmarks/c/termination-restricted-15/java_AG313.c [2019-11-15 21:16:34,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/data/36f77eb90/456badb7dfcb4679a12a47f519c70490/FLAGebec47b68 [2019-11-15 21:16:35,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/data/36f77eb90/456badb7dfcb4679a12a47f519c70490 [2019-11-15 21:16:35,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:16:35,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:16:35,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:16:35,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:16:35,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:16:35,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377ddfcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35, skipping insertion in model container [2019-11-15 21:16:35,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,141 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:16:35,155 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:16:35,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:16:35,280 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:16:35,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:16:35,363 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:16:35,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35 WrapperNode [2019-11-15 21:16:35,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:16:35,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:16:35,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:16:35,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:16:35,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:16:35,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:16:35,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:16:35,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:16:35,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... [2019-11-15 21:16:35,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:16:35,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:16:35,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:16:35,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:16:35,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:16:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:16:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:16:35,653 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:16:35,654 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-15 21:16:35,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:16:35 BoogieIcfgContainer [2019-11-15 21:16:35,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:16:35,656 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 21:16:35,656 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 21:16:35,659 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 21:16:35,660 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:16:35,660 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 09:16:35" (1/3) ... [2019-11-15 21:16:35,661 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c5d3402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:16:35, skipping insertion in model container [2019-11-15 21:16:35,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:16:35,662 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:16:35" (2/3) ... [2019-11-15 21:16:35,662 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c5d3402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:16:35, skipping insertion in model container [2019-11-15 21:16:35,662 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:16:35,662 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:16:35" (3/3) ... [2019-11-15 21:16:35,664 INFO L371 chiAutomizerObserver]: Analyzing ICFG java_AG313.c [2019-11-15 21:16:35,708 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 21:16:35,709 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 21:16:35,709 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 21:16:35,709 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:16:35,709 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:16:35,713 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 21:16:35,713 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:16:35,713 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 21:16:35,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-15 21:16:35,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:16:35,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:16:35,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:16:35,748 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-15 21:16:35,748 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:16:35,748 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 21:16:35,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-15 21:16:35,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:16:35,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:16:35,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:16:35,750 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-15 21:16:35,750 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:16:35,757 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := 0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L10true assume 0 != main_~x~0; 8#L11-2true [2019-11-15 21:16:35,758 INFO L793 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~x~0 > 0 && main_~y~0 > 0);main_~i~0 := 1 + main_~i~0;main_~x~0 := main_~x~0 - 1 - (main_~y~0 - 1); 8#L11-2true [2019-11-15 21:16:35,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:16:35,764 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2019-11-15 21:16:35,771 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:16:35,772 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103137454] [2019-11-15 21:16:35,772 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,772 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:16:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,850 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:16:35,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:16:35,851 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2019-11-15 21:16:35,851 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:16:35,851 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522577] [2019-11-15 21:16:35,851 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,851 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:16:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,864 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:16:35,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:16:35,866 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2019-11-15 21:16:35,866 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:16:35,867 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430297185] [2019-11-15 21:16:35,867 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,867 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:16:35,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:16:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:16:35,881 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:16:35,944 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:16:35,945 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:16:35,945 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:16:35,945 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:16:35,945 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:16:35,945 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:16:35,946 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:16:35,946 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:16:35,946 INFO L131 ssoRankerPreferences]: Filename of dumped script: java_AG313.c_Iteration1_Loop [2019-11-15 21:16:35,946 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:16:35,947 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:16:35,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:35,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:35,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,133 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:16:36,133 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:16:36,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:16:36,140 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_883fd1a1-918d-4302-ae79-1c0332d48544/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:16:36,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:16:36,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:16:36,262 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:16:36,264 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:16:36,265 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:16:36,265 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:16:36,265 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:16:36,265 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:16:36,265 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:16:36,265 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:16:36,266 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:16:36,266 INFO L131 ssoRankerPreferences]: Filename of dumped script: java_AG313.c_Iteration1_Loop [2019-11-15 21:16:36,266 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:16:36,266 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:16:36,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:16:36,390 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:16:36,394 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:16:36,396 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 [2019-11-15 21:16:36,397 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:16:36,398 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:16:36,398 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:16:36,398 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:16:36,399 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:16:36,405 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:16:36,406 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:16:36,427 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 21:16:36,439 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-15 21:16:36,439 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-11-15 21:16:36,441 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 21:16:36,441 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-15 21:16:36,442 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 21:16:36,442 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = 1*ULTIMATE.start_main_~x~0 Supporting invariants [] [2019-11-15 21:16:36,445 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-15 21:16:36,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:16:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:16:36,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 21:16:36,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:16:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:16:36,490 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-15 21:16:36,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:16:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:16:36,507 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 [2019-11-15 21:16:36,508 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states. Second operand 2 states. [2019-11-15 21:16:36,544 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states.. Second operand 2 states. Result 20 states and 23 transitions. Complement of second has 5 states. [2019-11-15 21:16:36,545 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 [2019-11-15 21:16:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-15 21:16:36,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2019-11-15 21:16:36,548 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 2 letters. Loop has 1 letters. [2019-11-15 21:16:36,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 21:16:36,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 3 letters. Loop has 1 letters. [2019-11-15 21:16:36,550 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 21:16:36,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 2 letters. Loop has 2 letters. [2019-11-15 21:16:36,550 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 21:16:36,551 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2019-11-15 21:16:36,553 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 21:16:36,556 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2019-11-15 21:16:36,557 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-15 21:16:36,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-15 21:16:36,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-15 21:16:36,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 21:16:36,559 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:16:36,559 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:16:36,559 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:16:36,559 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-15 21:16:36,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:16:36,559 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 21:16:36,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-15 21:16:36,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 09:16:36 BoogieIcfgContainer [2019-11-15 21:16:36,566 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 21:16:36,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:16:36,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:16:36,567 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:16:36,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:16:35" (3/4) ... [2019-11-15 21:16:36,570 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:16:36,570 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:16:36,572 INFO L168 Benchmark]: Toolchain (without parser) took 1444.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.1 MB in the beginning and 1.0 GB in the end (delta: -82.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:16:36,573 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:16:36,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:16:36,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.20 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. [2019-11-15 21:16:36,575 INFO L168 Benchmark]: Boogie Preprocessor took 18.23 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. [2019-11-15 21:16:36,575 INFO L168 Benchmark]: RCFGBuilder took 243.46 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: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-15 21:16:36,576 INFO L168 Benchmark]: BuchiAutomizer took 909.79 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: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:16:36,576 INFO L168 Benchmark]: Witness Printer took 4.32 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. [2019-11-15 21:16:36,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 235.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.23 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 243.46 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: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 909.79 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: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.32 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 x and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. 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: 9 SDtfs, 9 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: inital20 mio100 ax160 hnf93 lsp43 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq146 hnf94 smp100 dnf100 smp100 tf111 neg100 sie120 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 46ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 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...