./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i --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_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/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 d1c4ea55860674914dba0e8885fa51dcb453dccf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:14:21,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:14:21,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:14:21,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:14:21,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:14:21,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:14:21,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:14:21,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:14:21,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:14:21,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:14:21,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:14:21,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:14:21,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:14:21,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:14:21,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:14:21,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:14:21,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:14:21,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:14:21,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:14:21,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:14:21,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:14:21,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:14:21,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:14:21,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:14:21,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:14:21,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:14:21,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:14:21,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:14:21,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:14:21,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:14:21,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:14:21,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:14:21,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:14:21,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:14:21,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:14:21,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:14:21,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:14:21,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:14:21,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:14:21,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:14:21,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:14:21,625 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-15 20:14:21,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:14:21,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:14:21,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:14:21,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:14:21,652 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:14:21,653 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 20:14:21,653 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 20:14:21,653 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 20:14:21,653 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 20:14:21,654 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 20:14:21,655 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 20:14:21,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:14:21,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 20:14:21,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:14:21,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:14:21,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 20:14:21,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 20:14:21,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 20:14:21,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:14:21,657 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 20:14:21,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:14:21,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 20:14:21,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:14:21,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:14:21,658 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 20:14:21,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:14:21,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:14:21,659 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 20:14:21,660 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 20:14:21,660 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_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/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 -> d1c4ea55860674914dba0e8885fa51dcb453dccf [2019-11-15 20:14:21,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:14:21,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:14:21,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:14:21,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:14:21,719 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:14:21,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i [2019-11-15 20:14:21,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/data/cff373e0c/f5d77389be0f4dab8cbe2b48620a90c8/FLAG56b631048 [2019-11-15 20:14:22,226 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:14:22,227 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i [2019-11-15 20:14:22,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/data/cff373e0c/f5d77389be0f4dab8cbe2b48620a90c8/FLAG56b631048 [2019-11-15 20:14:22,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/bin/uautomizer/data/cff373e0c/f5d77389be0f4dab8cbe2b48620a90c8 [2019-11-15 20:14:22,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:14:22,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:14:22,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:14:22,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:14:22,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:14:22,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:14:22" (1/1) ... [2019-11-15 20:14:22,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5deddc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:22, skipping insertion in model container [2019-11-15 20:14:22,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:14:22" (1/1) ... [2019-11-15 20:14:22,538 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:14:22,584 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:14:23,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:14:23,027 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:14:23,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:14:23,126 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:14:23,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23 WrapperNode [2019-11-15 20:14:23,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:14:23,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:14:23,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:14:23,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:14:23,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:14:23,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:14:23,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:14:23,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:14:23,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... [2019-11-15 20:14:23,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:14:23,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:14:23,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:14:23,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:14:23,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_15a9b2f5-e9ae-4582-b1be-711c2e2661a6/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 20:14:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:14:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 20:14:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 20:14:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2019-11-15 20:14:23,260 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2019-11-15 20:14:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:14:23,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:14:23,485 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:14:23,486 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-15 20:14:23,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:23 BoogieIcfgContainer [2019-11-15 20:14:23,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:14:23,488 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 20:14:23,488 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 20:14:23,491 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 20:14:23,492 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 20:14:23,492 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 08:14:22" (1/3) ... [2019-11-15 20:14:23,493 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e036cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 08:14:23, skipping insertion in model container [2019-11-15 20:14:23,494 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 20:14:23,494 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:14:23" (2/3) ... [2019-11-15 20:14:23,494 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e036cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 08:14:23, skipping insertion in model container [2019-11-15 20:14:23,494 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 20:14:23,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:23" (3/3) ... [2019-11-15 20:14:23,496 INFO L371 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg-alloca-2.i [2019-11-15 20:14:23,561 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 20:14:23,561 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 20:14:23,561 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 20:14:23,561 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:14:23,562 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:14:23,562 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 20:14:23,562 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:14:23,562 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 20:14:23,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-15 20:14:23,609 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 20:14:23,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 20:14:23,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 20:14:23,619 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-15 20:14:23,619 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-15 20:14:23,620 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 20:14:23,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-15 20:14:23,622 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 20:14:23,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 20:14:23,622 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 20:14:23,623 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-15 20:14:23,623 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-15 20:14:23,631 INFO L791 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 7#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~ret8.base, main_#t~ret8.offset, main_~n~0, main_~x~2.base, main_~x~2.offset;main_~n~0 := main_#t~nondet7;havoc main_#t~nondet7; 10#L572true assume !(main_~n~0 < 1);new_cll_#in~n := main_~n~0;havoc new_cll_#res.base, new_cll_#res.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset, new_cll_#t~ret5.base, new_cll_#t~ret5.offset, new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset;new_cll_~n := new_cll_#in~n;call new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1.base, new_cll_~x~1.offset := new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;call write~int(new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset, 4); 16#L559true call new_cll_#t~ret5.base, new_cll_#t~ret5.offset := new_lseg(new_cll_~x~1.base, new_cll_~x~1.offset, new_cll_~n - 1);< 12#new_lsegENTRYtrue [2019-11-15 20:14:23,632 INFO L793 eck$LassoCheckResult]: Loop: 12#new_lsegENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 9#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(~n, ~x~0.base, ~x~0.offset, 4); 13#L552true call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);< 12#new_lsegENTRYtrue [2019-11-15 20:14:23,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:23,637 INFO L82 PathProgramCache]: Analyzing trace with hash 925683, now seen corresponding path program 1 times [2019-11-15 20:14:23,643 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:23,643 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196598291] [2019-11-15 20:14:23,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,775 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 20:14:23,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:23,777 INFO L82 PathProgramCache]: Analyzing trace with hash 44820, now seen corresponding path program 1 times [2019-11-15 20:14:23,777 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:23,777 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341160549] [2019-11-15 20:14:23,777 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,777 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,812 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 20:14:23,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:23,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1807233506, now seen corresponding path program 1 times [2019-11-15 20:14:23,816 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:14:23,816 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233271083] [2019-11-15 20:14:23,816 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,816 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:14:23,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:14:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:14:23,910 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 20:14:24,191 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-11-15 20:14:24,306 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-11-15 20:14:24,496 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-11-15 20:14:24,884 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2019-11-15 20:14:25,004 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-15 20:14:25,222 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-11-15 20:14:25,317 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 20:14:25,319 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 20:14:25,319 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 20:14:25,319 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 20:14:25,319 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 20:14:25,320 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 20:14:25,320 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 20:14:25,320 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 20:14:25,321 INFO L131 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg-alloca-2.i_Iteration1_Lasso [2019-11-15 20:14:25,321 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 20:14:25,321 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 20:14:25,354 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 20:14:25,362 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 20:14:25,366 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 20:14:25,370 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 20:14:25,373 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 20:14:25,377 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 20:14:25,380 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 20:14:25,382 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 20:14:25,388 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 20:14:25,391 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 20:14:25,394 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 20:14:25,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 20:14:25,399 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 20:14:25,403 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 20:14:25,405 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 20:14:25,410 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 20:14:25,413 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 20:14:25,416 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 20:14:25,419 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 20:14:25,423 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 20:14:25,426 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 20:14:25,430 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 20:14:25,435 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 20:14:25,438 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 20:14:25,441 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 20:14:25,445 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 20:14:25,447 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 20:14:25,450 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 20:14:25,453 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 20:14:25,456 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 20:14:25,458 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 20:14:25,462 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 20:14:25,466 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 20:14:25,469 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 20:14:25,472 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 20:14:26,018 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 20:14:26,025 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 20:14:26,028 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 20:14:26,030 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,030 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,031 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,031 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,031 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,033 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,034 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,038 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 20:14:26,039 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,039 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,039 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,039 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,040 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,040 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,040 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,042 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 20:14:26,042 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,043 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,043 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,043 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,043 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,044 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,044 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,045 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 20:14:26,046 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,047 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,048 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,048 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,049 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 20:14:26,050 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,050 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,051 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,051 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,051 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,052 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,052 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,053 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 20:14:26,054 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,055 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,056 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,056 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,056 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,057 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,057 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,060 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 20:14:26,061 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,061 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,061 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,061 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,062 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,062 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,063 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,064 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 20:14:26,065 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,065 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,066 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,066 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,070 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,072 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,080 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 20:14:26,081 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,081 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,081 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,082 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,082 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,084 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,085 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,087 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 20:14:26,089 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,089 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,089 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,089 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,090 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,090 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,090 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,100 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 20:14:26,101 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,101 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,102 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,102 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,102 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,102 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,103 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,111 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 20:14:26,112 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,113 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,113 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,113 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,113 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,114 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,114 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,115 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 20:14:26,124 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,124 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,125 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,125 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,125 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,126 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,126 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,127 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 20:14:26,128 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,128 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,128 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,128 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,129 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,129 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,129 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,130 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 20:14:26,131 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,131 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,132 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,132 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,132 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,132 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,135 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,136 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 20:14:26,137 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,145 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,146 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,146 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,146 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,147 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,147 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,148 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 20:14:26,149 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,149 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,149 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,150 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,150 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,150 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,150 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,152 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 20:14:26,153 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,153 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,153 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,153 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,154 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,154 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,154 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,164 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 20:14:26,165 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,165 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,165 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,165 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,167 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,167 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,176 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 20:14:26,177 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,178 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,178 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,179 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,179 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,180 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,180 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,185 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 20:14:26,187 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,187 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,187 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,188 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,188 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,189 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,192 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 20:14:26,193 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,193 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,194 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,194 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,196 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,197 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,204 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 20:14:26,205 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,206 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,206 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,206 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,206 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,207 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,207 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,209 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 20:14:26,210 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,210 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,210 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,211 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,211 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,211 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,212 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,213 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 20:14:26,214 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,215 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,215 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,215 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,215 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,216 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,216 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,228 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 20:14:26,228 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,228 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,229 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,229 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,229 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,229 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,230 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,232 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 20:14:26,232 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,233 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,233 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,233 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,233 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,235 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,235 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,238 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 20:14:26,239 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,239 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,240 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,240 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,240 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,240 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,240 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,245 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 20:14:26,246 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,249 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,250 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,250 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,251 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,252 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 20:14:26,254 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,254 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,255 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,256 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,257 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,259 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,259 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,263 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 20:14:26,264 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,265 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,266 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,266 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,266 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,267 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 20:14:26,268 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,268 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,269 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,269 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,269 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,269 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,270 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,272 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 20:14:26,273 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,273 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,274 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,275 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,275 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,276 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 20:14:26,277 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,277 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 20:14:26,277 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,278 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,278 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 20:14:26,278 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 20:14:26,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,287 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 20:14:26,287 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,289 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,291 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,293 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,310 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 20:14:26,312 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,313 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,313 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,313 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,314 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,315 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,330 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 20:14:26,332 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,332 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,332 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 20:14:26,333 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,338 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 20:14:26,339 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 20:14:26,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,355 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 20:14:26,357 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,357 INFO L202 nArgumentSynthesizer]: 2 stem disjuncts [2019-11-15 20:14:26,357 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 20:14:26,357 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,362 INFO L400 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2019-11-15 20:14:26,362 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 20:14:26,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 20:14:26,415 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 20:14:26,419 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 20:14:26,419 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 20:14:26,419 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 20:14:26,419 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 20:14:26,429 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-15 20:14:26,430 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 20:14:26,563 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 20:14:26,584 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-15 20:14:26,584 INFO L444 ModelExtractionUtils]: 17 out of 21 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-11-15 20:14:26,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 20:14:26,589 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2019-11-15 20:14:26,589 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 20:14:26,590 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2019-11-15 20:14:26,604 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2019-11-15 20:14:26,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:14:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:26,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-15 20:14:26,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:14:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:14:26,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-15 20:14:26,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:14:26,781 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 20:14:26,797 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-11-15 20:14:26,799 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2019-11-15 20:14:26,950 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 5 states. Result 33 states and 37 transitions. Complement of second has 13 states. [2019-11-15 20:14:26,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-15 20:14:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-15 20:14:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2019-11-15 20:14:26,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2019-11-15 20:14:26,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 20:14:26,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2019-11-15 20:14:26,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 20:14:26,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2019-11-15 20:14:26,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 20:14:26,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2019-11-15 20:14:26,958 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 20:14:26,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2019-11-15 20:14:26,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-15 20:14:26,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-15 20:14:26,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-15 20:14:26,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 20:14:26,963 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:14:26,964 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:14:26,964 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:14:26,964 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-15 20:14:26,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-15 20:14:26,964 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 20:14:26,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-15 20:14:26,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 08:14:26 BoogieIcfgContainer [2019-11-15 20:14:26,971 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 20:14:26,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:14:26,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:14:26,971 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:14:26,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:14:23" (3/4) ... [2019-11-15 20:14:26,975 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 20:14:26,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:14:26,977 INFO L168 Benchmark]: Toolchain (without parser) took 4461.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -91.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,978 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:14:26,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.54 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,980 INFO L168 Benchmark]: Boogie Preprocessor took 24.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,980 INFO L168 Benchmark]: RCFGBuilder took 284.68 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,981 INFO L168 Benchmark]: BuchiAutomizer took 3483.12 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: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:14:26,981 INFO L168 Benchmark]: Witness Printer took 4.49 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 20:14:26,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 610.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.54 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 284.68 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3483.12 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: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.49 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 \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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, 12 SDslu, 7 SDs, 0 SdLazy, 16 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp94 ukn45 mio100 lsp31 div100 bol100 ite100 ukn100 eq196 hnf92 smp100 dnf136 smp100 tf100 neg97 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 60ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...