./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f6fb2bb1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bc157475d6c321934f68f6b441d83c0582720461 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 19:55:18,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 19:55:18,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 19:55:18,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 19:55:18,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 19:55:18,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 19:55:18,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 19:55:18,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 19:55:18,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 19:55:18,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 19:55:18,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 19:55:18,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 19:55:18,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 19:55:18,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 19:55:18,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 19:55:18,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 19:55:18,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 19:55:18,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 19:55:18,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 19:55:18,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 19:55:18,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 19:55:18,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 19:55:18,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 19:55:18,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 19:55:18,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 19:55:18,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 19:55:18,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 19:55:18,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 19:55:18,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 19:55:18,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 19:55:18,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 19:55:18,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 19:55:18,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 19:55:18,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 19:55:18,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 19:55:18,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 19:55:18,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 19:55:18,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 19:55:18,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 19:55:18,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 19:55:18,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 19:55:18,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-19 19:55:18,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 19:55:18,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 19:55:18,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 19:55:18,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 19:55:18,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 19:55:18,670 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 19:55:18,671 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 19:55:18,671 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 19:55:18,671 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 19:55:18,671 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 19:55:18,672 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 19:55:18,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 19:55:18,673 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 19:55:18,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 19:55:18,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 19:55:18,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 19:55:18,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 19:55:18,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 19:55:18,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 19:55:18,675 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 19:55:18,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 19:55:18,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 19:55:18,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 19:55:18,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 19:55:18,677 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 19:55:18,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 19:55:18,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 19:55:18,678 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 19:55:18,679 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 19:55:18,679 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc157475d6c321934f68f6b441d83c0582720461 [2019-11-19 19:55:19,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 19:55:19,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 19:55:19,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 19:55:19,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 19:55:19,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 19:55:19,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-19 19:55:19,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28481c14a/dd104f2f83704ee5b3408935b8cc85fd/FLAG688d14dcf [2019-11-19 19:55:19,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 19:55:19,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-19 19:55:19,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28481c14a/dd104f2f83704ee5b3408935b8cc85fd/FLAG688d14dcf [2019-11-19 19:55:19,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28481c14a/dd104f2f83704ee5b3408935b8cc85fd [2019-11-19 19:55:19,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 19:55:19,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 19:55:19,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 19:55:19,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 19:55:19,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 19:55:19,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:19" (1/1) ... [2019-11-19 19:55:19,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611a7384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:19, skipping insertion in model container [2019-11-19 19:55:19,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:19" (1/1) ... [2019-11-19 19:55:19,991 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 19:55:20,012 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 19:55:20,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:55:20,174 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 19:55:20,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:55:20,200 INFO L192 MainTranslator]: Completed translation [2019-11-19 19:55:20,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20 WrapperNode [2019-11-19 19:55:20,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 19:55:20,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 19:55:20,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 19:55:20,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 19:55:20,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 19:55:20,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 19:55:20,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 19:55:20,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 19:55:20,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2019-11-19 19:55:20,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 19:55:20,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 19:55:20,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 19:55:20,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 19:55:20,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 19:55:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 19:55:20,529 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 19:55:20,529 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-19 19:55:20,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:20 BoogieIcfgContainer [2019-11-19 19:55:20,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 19:55:20,531 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 19:55:20,531 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 19:55:20,534 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 19:55:20,535 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 19:55:20,535 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:55:19" (1/3) ... [2019-11-19 19:55:20,536 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e6cefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:55:20, skipping insertion in model container [2019-11-19 19:55:20,537 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 19:55:20,537 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (2/3) ... [2019-11-19 19:55:20,537 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e6cefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:55:20, skipping insertion in model container [2019-11-19 19:55:20,537 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 19:55:20,537 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:20" (3/3) ... [2019-11-19 19:55:20,539 INFO L371 chiAutomizerObserver]: Analyzing ICFG KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-19 19:55:20,583 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 19:55:20,584 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 19:55:20,584 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 19:55:20,584 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 19:55:20,584 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 19:55:20,585 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 19:55:20,585 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 19:55:20,585 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 19:55:20,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-19 19:55:20,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:20,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 19:55:20,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 19:55:20,625 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 19:55:20,626 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-19 19:55:20,626 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 19:55:20,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-19 19:55:20,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:20,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 19:55:20,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 19:55:20,628 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 19:55:20,628 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-19 19:55:20,634 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 7#L23-1true [2019-11-19 19:55:20,635 INFO L796 eck$LassoCheckResult]: Loop: 7#L23-1true assume !!(main_~x~0 < 255); 9#L18true assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 5#L18-2true assume 0 != main_~debug~0;main_~x~0 := 0; 7#L23-1true [2019-11-19 19:55:20,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:20,640 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-19 19:55:20,647 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:20,648 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483363493] [2019-11-19 19:55:20,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:20,761 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:20,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:20,763 INFO L82 PathProgramCache]: Analyzing trace with hash 39823, now seen corresponding path program 1 times [2019-11-19 19:55:20,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:20,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869327619] [2019-11-19 19:55:20,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:20,844 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:20,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:20,849 INFO L82 PathProgramCache]: Analyzing trace with hash 963344, now seen corresponding path program 1 times [2019-11-19 19:55:20,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:20,851 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753473401] [2019-11-19 19:55:20,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:55:20,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:55:20,974 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753473401] [2019-11-19 19:55:20,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:55:20,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-19 19:55:20,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922363289] [2019-11-19 19:55:21,114 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-11-19 19:55:21,200 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:21,200 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:21,201 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:21,201 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:21,202 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 19:55:21,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:21,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:21,202 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:21,203 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration1_Loop [2019-11-19 19:55:21,203 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:21,203 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:21,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:21,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:21,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:21,404 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:21,405 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:21,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:21,414 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:21,439 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 19:55:21,439 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,083 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 19:55:22,085 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:22,085 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:22,086 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:22,086 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:22,086 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 19:55:22,086 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,086 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:22,086 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:22,087 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration1_Loop [2019-11-19 19:55:22,087 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:22,087 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:22,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:22,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:22,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:22,230 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:22,235 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,242 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 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:22,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:22,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,253 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,270 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 [2019-11-19 19:55:22,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,272 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:22,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,288 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 [2019-11-19 19:55:22,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:22,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:22,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,297 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,310 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 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,314 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:22,318 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:22,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,337 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 [2019-11-19 19:55:22,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,340 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,340 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:22,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:22,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,359 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 [2019-11-19 19:55:22,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,362 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:22,363 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:22,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,369 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,376 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 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,379 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,408 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 [2019-11-19 19:55:22,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,412 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,414 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-19 19:55:22,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,430 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 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,441 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,455 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 [2019-11-19 19:55:22,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,459 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,464 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:22,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,474 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,481 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 [2019-11-19 19:55:22,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,485 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,485 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,489 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-19 19:55:22,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,511 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 [2019-11-19 19:55:22,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:22,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,516 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,521 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:22,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,527 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,547 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 [2019-11-19 19:55:22,550 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,550 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,551 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:22,559 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:22,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,587 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 [2019-11-19 19:55:22,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,590 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,591 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:22,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,618 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 [2019-11-19 19:55:22,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:22,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:22,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,634 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,641 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 [2019-11-19 19:55:22,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:22,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,683 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 [2019-11-19 19:55:22,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,686 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:22,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,686 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,691 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-19 19:55:22,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,714 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 [2019-11-19 19:55:22,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:22,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,721 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:22,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,737 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,743 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 [2019-11-19 19:55:22,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,746 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,754 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:22,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,776 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 [2019-11-19 19:55:22,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,781 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,789 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-19 19:55:22,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,814 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 [2019-11-19 19:55:22,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,819 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:22,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:22,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,835 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,845 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 [2019-11-19 19:55:22,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,848 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,855 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,870 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 [2019-11-19 19:55:22,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,873 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,873 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,874 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,876 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-19 19:55:22,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,882 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,892 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 [2019-11-19 19:55:22,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:22,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:22,901 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:22,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,911 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,917 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 [2019-11-19 19:55:22,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,920 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,921 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:22,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:22,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,944 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,951 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 [2019-11-19 19:55:22,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,953 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,954 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-19 19:55:22,954 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:22,958 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 19:55:22,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:22,976 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 [2019-11-19 19:55:22,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:22,979 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:22,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:22,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:22,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:22,980 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:22,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:22,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:22,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:22,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:55:23,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 19:55:23,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 19:55:23,014 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 3 states. [2019-11-19 19:55:23,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:55:23,027 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2019-11-19 19:55:23,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 19:55:23,030 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 9 transitions. [2019-11-19 19:55:23,032 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:23,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 4 states and 5 transitions. [2019-11-19 19:55:23,038 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2019-11-19 19:55:23,038 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2019-11-19 19:55:23,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 5 transitions. [2019-11-19 19:55:23,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 19:55:23,039 INFO L688 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-19 19:55:23,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 5 transitions. [2019-11-19 19:55:23,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2019-11-19 19:55:23,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-19 19:55:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. [2019-11-19 19:55:23,067 INFO L711 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-19 19:55:23,068 INFO L591 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-19 19:55:23,068 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-19 19:55:23,068 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 5 transitions. [2019-11-19 19:55:23,069 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:23,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 19:55:23,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 19:55:23,069 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 19:55:23,069 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-19 19:55:23,070 INFO L794 eck$LassoCheckResult]: Stem: 27#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 28#L23-1 [2019-11-19 19:55:23,070 INFO L796 eck$LassoCheckResult]: Loop: 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-19 19:55:23,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:23,070 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-11-19 19:55:23,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:23,071 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084385643] [2019-11-19 19:55:23,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,077 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:23,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:23,077 INFO L82 PathProgramCache]: Analyzing trace with hash 39825, now seen corresponding path program 1 times [2019-11-19 19:55:23,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:23,078 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635220167] [2019-11-19 19:55:23,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,097 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:23,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:23,098 INFO L82 PathProgramCache]: Analyzing trace with hash 963346, now seen corresponding path program 1 times [2019-11-19 19:55:23,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:23,099 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508116608] [2019-11-19 19:55:23,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:23,136 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:23,164 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:23,164 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:23,164 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:23,165 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:23,165 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 19:55:23,165 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,165 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:23,165 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:23,166 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-19 19:55:23,166 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:23,166 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:23,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,294 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:23,294 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,303 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:23,303 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,338 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 19:55:23,338 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,660 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 19:55:23,662 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:23,662 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:23,662 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:23,662 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:23,662 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 19:55:23,662 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,662 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:23,663 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:23,663 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-19 19:55:23,663 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:23,663 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:23,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:23,791 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:23,791 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,797 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 [2019-11-19 19:55:23,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:23,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:23,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,815 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 [2019-11-19 19:55:23,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:23,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:23,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,821 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,828 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 [2019-11-19 19:55:23,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:23,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:23,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:23,836 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,842 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 [2019-11-19 19:55:23,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,846 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:23,848 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:23,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,866 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 [2019-11-19 19:55:23,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,868 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:23,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:23,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,884 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 [2019-11-19 19:55:23,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:23,889 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:23,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:23,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:23,899 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,905 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 [2019-11-19 19:55:23,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:23,912 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:23,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,924 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 [2019-11-19 19:55:23,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:23,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:23,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,944 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 [2019-11-19 19:55:23,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:23,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:23,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:23,953 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,959 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 [2019-11-19 19:55:23,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:23,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:23,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:23,986 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 Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:23,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:23,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:23,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:23,989 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:23,991 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:23,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:23,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 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 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:23,999 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 [2019-11-19 19:55:24,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:24,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:24,002 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:24,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,007 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,017 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 [2019-11-19 19:55:24,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,019 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,019 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:24,022 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:24,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 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 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,037 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 [2019-11-19 19:55:24,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,040 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:24,040 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:24,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 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 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,052 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 [2019-11-19 19:55:24,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,053 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,054 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:24,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:24,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,063 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,073 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 [2019-11-19 19:55:24,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,076 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:24,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 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 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,099 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 [2019-11-19 19:55:24,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,101 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:24,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,102 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,103 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,115 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 [2019-11-19 19:55:24,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,118 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:24,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,120 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,128 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,133 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 Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,138 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,139 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:24,143 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:24,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 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 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,179 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 [2019-11-19 19:55:24,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,182 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:24,187 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:24,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,204 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 [2019-11-19 19:55:24,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,207 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,208 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:24,209 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:24,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,218 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,224 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 [2019-11-19 19:55:24,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,227 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,231 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,246 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 [2019-11-19 19:55:24,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,252 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,263 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 [2019-11-19 19:55:24,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:24,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:24,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:24,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,273 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,279 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 [2019-11-19 19:55:24,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,282 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,282 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:24,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:24,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,305 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 Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,309 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:24,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:24,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:24,316 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,325 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 [2019-11-19 19:55:24,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:24,328 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:24,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:24,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:24,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:24,329 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:24,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:24,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:24,345 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:24,345 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:24,345 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:24,345 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:24,345 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 19:55:24,345 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,345 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:24,345 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:24,345 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Lasso [2019-11-19 19:55:24,346 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:24,346 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:24,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,504 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:24,504 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:24,510 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,517 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 19:55:24,517 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:24,527 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,532 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 19:55:24,533 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,587 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:24,587 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,601 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 19:55:24,601 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~debug~0=0} Honda state: {ULTIMATE.start_main_~debug~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,644 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:24,644 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,658 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 19:55:24,658 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 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 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:24,714 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:24,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 19:55:24,737 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,895 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 19:55:24,897 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:24,897 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:24,897 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:24,897 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:24,897 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 19:55:24,897 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:24,898 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:24,898 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:24,898 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Lasso [2019-11-19 19:55:24,898 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:24,898 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:24,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:24,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:25,059 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:25,059 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,065 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 [2019-11-19 19:55:25,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:25,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:25,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:25,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,084 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 [2019-11-19 19:55:25,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:25,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 19:55:25,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,105 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 [2019-11-19 19:55:25,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:25,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:25,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,110 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,117 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 [2019-11-19 19:55:25,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:25,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:25,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,130 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 [2019-11-19 19:55:25,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:25,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:25,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,140 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,145 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 [2019-11-19 19:55:25,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,148 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,157 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 [2019-11-19 19:55:25,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,162 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 19:55:25,163 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,177 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 [2019-11-19 19:55:25,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,181 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,182 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,195 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 [2019-11-19 19:55:25,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,199 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,209 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 [2019-11-19 19:55:25,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,212 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,214 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,221 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,227 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 [2019-11-19 19:55:25,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,230 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,241 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 [2019-11-19 19:55:25,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,247 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 19:55:25,248 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,263 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 [2019-11-19 19:55:25,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,277 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 [2019-11-19 19:55:25,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,294 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 [2019-11-19 19:55:25,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,297 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,300 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,309 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,316 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 [2019-11-19 19:55:25,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,320 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,321 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,333 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 [2019-11-19 19:55:25,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,336 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,340 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 19:55:25,340 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,356 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 [2019-11-19 19:55:25,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,361 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,374 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 [2019-11-19 19:55:25,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,392 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 [2019-11-19 19:55:25,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:25,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,400 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,409 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,416 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 [2019-11-19 19:55:25,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,418 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,419 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,420 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,436 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 [2019-11-19 19:55:25,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,442 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 19:55:25,442 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,459 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 [2019-11-19 19:55:25,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,461 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,463 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,475 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 [2019-11-19 19:55:25,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,479 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,506 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 [2019-11-19 19:55:25,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,509 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,510 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:25,512 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:25,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:25,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,520 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,525 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 [2019-11-19 19:55:25,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,527 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:25,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,541 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 [2019-11-19 19:55:25,543 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,543 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:25,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,547 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 19:55:25,547 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,563 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 [2019-11-19 19:55:25,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,565 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:25,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,576 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 [2019-11-19 19:55:25,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,578 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:25,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,594 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 [2019-11-19 19:55:25,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,597 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:25,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,612 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,618 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 [2019-11-19 19:55:25,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,621 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,623 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,635 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 [2019-11-19 19:55:25,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,637 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,637 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,641 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 19:55:25,641 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,658 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 [2019-11-19 19:55:25,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,663 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:25,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,680 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 [2019-11-19 19:55:25,683 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,683 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,684 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,685 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,697 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 [2019-11-19 19:55:25,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,700 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,700 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:25,704 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:25,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,725 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,730 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 [2019-11-19 19:55:25,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,743 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 [2019-11-19 19:55:25,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,748 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 19:55:25,748 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,762 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 [2019-11-19 19:55:25,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,764 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,773 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 [2019-11-19 19:55:25,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,787 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 [2019-11-19 19:55:25,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,789 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:25,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:25,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:25,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,801 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 106 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,806 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 [2019-11-19 19:55:25,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,809 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:25,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:25,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:25,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,828 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 [2019-11-19 19:55:25,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,832 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,832 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:25,839 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 19:55:25,839 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,864 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 [2019-11-19 19:55:25,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,867 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,867 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:25,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:25,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,889 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 [2019-11-19 19:55:25,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,894 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:25,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:25,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:25,915 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 [2019-11-19 19:55:25,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:25,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:25,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:25,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:25,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:25,923 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:25,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:25,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:25,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:25,948 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-19 19:55:25,949 INFO L794 eck$LassoCheckResult]: Stem: 27#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-19 19:55:25,949 INFO L796 eck$LassoCheckResult]: Loop: 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-19 19:55:25,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:25,950 INFO L82 PathProgramCache]: Analyzing trace with hash 963346, now seen corresponding path program 2 times [2019-11-19 19:55:25,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:25,951 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203000836] [2019-11-19 19:55:25,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:25,987 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:25,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:25,989 INFO L82 PathProgramCache]: Analyzing trace with hash 39825, now seen corresponding path program 2 times [2019-11-19 19:55:25,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:25,990 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183614273] [2019-11-19 19:55:25,990 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:26,011 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:26,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:26,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1365720352, now seen corresponding path program 3 times [2019-11-19 19:55:26,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:26,013 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752641340] [2019-11-19 19:55:26,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:55:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:55:26,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752641340] [2019-11-19 19:55:26,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:55:26,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 19:55:26,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130595828] [2019-11-19 19:55:26,119 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:26,119 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:26,119 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:26,120 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:26,120 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 19:55:26,120 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,120 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:26,121 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:26,121 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-19 19:55:26,121 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:26,121 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:26,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,244 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:26,244 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,252 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:26,252 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 19:55:26,273 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,578 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 19:55:26,580 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:26,580 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:26,580 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:26,581 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:26,581 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 19:55:26,581 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,581 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:26,581 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:26,581 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-19 19:55:26,581 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:26,581 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:26,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:26,674 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:26,674 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,681 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 [2019-11-19 19:55:26,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:26,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:26,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,697 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 [2019-11-19 19:55:26,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:26,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:26,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,711 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 [2019-11-19 19:55:26,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:26,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:26,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,720 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,726 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 [2019-11-19 19:55:26,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,731 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,743 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 [2019-11-19 19:55:26,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,746 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,756 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 [2019-11-19 19:55:26,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,760 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,765 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,770 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 [2019-11-19 19:55:26,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,775 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,788 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 [2019-11-19 19:55:26,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,801 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 [2019-11-19 19:55:26,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,805 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,811 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,816 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 [2019-11-19 19:55:26,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:26,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:26,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,836 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 [2019-11-19 19:55:26,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,839 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:26,840 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:26,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,849 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 [2019-11-19 19:55:26,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:26,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,851 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:26,852 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:26,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,859 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,866 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 [2019-11-19 19:55:26,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,868 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:26,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,868 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,871 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,885 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 [2019-11-19 19:55:26,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:26,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,888 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,889 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,899 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 [2019-11-19 19:55:26,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,901 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:26,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 19:55:26,902 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 19:55:26,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,908 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,916 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 [2019-11-19 19:55:26,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,918 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:26,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,921 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,942 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 [2019-11-19 19:55:26,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:26,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,946 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,958 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 [2019-11-19 19:55:26,960 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,960 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 19:55:26,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,960 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:26,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:26,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:26,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:26,978 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:26,982 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 [2019-11-19 19:55:26,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:26,985 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:26,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:26,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:26,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:26,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:26,990 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:26,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,020 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 Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,023 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:27,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,023 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:27,025 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:27,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:27,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,038 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 [2019-11-19 19:55:27,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,041 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:27,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,041 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 19:55:27,043 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 19:55:27,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:27,051 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,057 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 [2019-11-19 19:55:27,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,059 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:27,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,060 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:27,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:27,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,076 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 [2019-11-19 19:55:27,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,078 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:27,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:27,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:27,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,090 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 [2019-11-19 19:55:27,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 19:55:27,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 19:55:27,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 19:55:27,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:27,102 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,106 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 [2019-11-19 19:55:27,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:27,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,109 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:27,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:27,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,129 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 [2019-11-19 19:55:27,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,131 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:27,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,131 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:27,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:27,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,143 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 [2019-11-19 19:55:27,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 19:55:27,145 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 19:55:27,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,146 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 19:55:27,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 19:55:27,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 19:55:27,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:55:27,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 19:55:27,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 19:55:27,162 INFO L87 Difference]: Start difference. First operand 4 states and 5 transitions. cyclomatic complexity: 2 Second operand 3 states. [2019-11-19 19:55:27,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:55:27,175 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2019-11-19 19:55:27,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 19:55:27,176 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 7 transitions. [2019-11-19 19:55:27,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:27,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 7 transitions. [2019-11-19 19:55:27,178 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2019-11-19 19:55:27,178 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2019-11-19 19:55:27,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 7 transitions. [2019-11-19 19:55:27,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 19:55:27,179 INFO L688 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-19 19:55:27,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 7 transitions. [2019-11-19 19:55:27,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2019-11-19 19:55:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-11-19 19:55:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2019-11-19 19:55:27,181 INFO L711 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-19 19:55:27,181 INFO L591 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-19 19:55:27,181 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-19 19:55:27,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 7 transitions. [2019-11-19 19:55:27,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-19 19:55:27,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 19:55:27,182 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 19:55:27,182 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 19:55:27,182 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-19 19:55:27,182 INFO L794 eck$LassoCheckResult]: Stem: 54#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 55#L23-1 assume !!(main_~x~0 < 255); 57#L18 assume !(0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2));main_~x~0 := 2 + main_~x~0; 52#L18-2 [2019-11-19 19:55:27,183 INFO L796 eck$LassoCheckResult]: Loop: 52#L18-2 assume !(0 != main_~debug~0); 53#L23-1 assume !!(main_~x~0 < 255); 56#L18 assume !(0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2));main_~x~0 := 2 + main_~x~0; 52#L18-2 [2019-11-19 19:55:27,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:27,184 INFO L82 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 1 times [2019-11-19 19:55:27,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:27,184 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131464345] [2019-11-19 19:55:27,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,214 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:27,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:27,217 INFO L82 PathProgramCache]: Analyzing trace with hash 50297, now seen corresponding path program 1 times [2019-11-19 19:55:27,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:27,217 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552844249] [2019-11-19 19:55:27,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,238 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:27,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:27,238 INFO L82 PathProgramCache]: Analyzing trace with hash 925835413, now seen corresponding path program 1 times [2019-11-19 19:55:27,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:55:27,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836985007] [2019-11-19 19:55:27,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:55:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:55:27,268 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 19:55:27,291 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:27,291 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:27,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:27,292 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:27,292 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 19:55:27,292 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,292 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:27,292 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:27,292 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration3_Loop [2019-11-19 19:55:27,293 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:27,293 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:27,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:27,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:27,405 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:27,405 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:27,411 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,416 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 19:55:27,416 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~debug~0=0} Honda state: {ULTIMATE.start_main_~debug~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 19:55:27,421 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 19:55:27,431 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,441 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 19:55:27,443 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 19:55:27,443 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 19:55:27,443 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 19:55:27,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 19:55:27,443 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 19:55:27,443 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,443 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 19:55:27,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 19:55:27,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration3_Loop [2019-11-19 19:55:27,444 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 19:55:27,444 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 19:55:27,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:27,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 19:55:27,543 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 19:55:27,544 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,574 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 [2019-11-19 19:55:27,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:27,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:27,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:27,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:27,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,583 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 [2019-11-19 19:55:27,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 19:55:27,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 19:55:27,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 19:55:27,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 19:55:27,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 19:55:27,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 19:55:27,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 19:55:27,588 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-19 19:55:27,597 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-19 19:55:27,597 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 19:55:27,610 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-19 19:55:27,610 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-19 19:55:27,610 INFO L510 LassoAnalysis]: Proved termination. [2019-11-19 19:55:27,611 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = -1*ULTIMATE.start_main_~x~0 + 255 Supporting invariants [] Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 19:55:27,615 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-19 19:55:27,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:55:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:55:27,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 19:55:27,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 19:55:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:55:27,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-19 19:55:27,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 19:55:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:55:27,698 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-19 19:55:27,699 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2 Second operand 4 states. [2019-11-19 19:55:27,739 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2. Second operand 4 states. Result 12 states and 14 transitions. Complement of second has 6 states. [2019-11-19 19:55:27,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-19 19:55:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-19 19:55:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2019-11-19 19:55:27,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 3 letters. Loop has 3 letters. [2019-11-19 19:55:27,746 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 19:55:27,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 6 letters. Loop has 3 letters. [2019-11-19 19:55:27,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 19:55:27,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 3 letters. Loop has 6 letters. [2019-11-19 19:55:27,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 19:55:27,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2019-11-19 19:55:27,750 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 19:55:27,750 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2019-11-19 19:55:27,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-19 19:55:27,751 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-19 19:55:27,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-19 19:55:27,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 19:55:27,751 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 19:55:27,751 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 19:55:27,751 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 19:55:27,752 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-19 19:55:27,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-19 19:55:27,752 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 19:55:27,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-19 19:55:27,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:55:27 BoogieIcfgContainer [2019-11-19 19:55:27,760 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 19:55:27,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 19:55:27,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 19:55:27,761 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 19:55:27,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:20" (3/4) ... [2019-11-19 19:55:27,765 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 19:55:27,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 19:55:27,769 INFO L168 Benchmark]: Toolchain (without parser) took 7797.33 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 313.5 MB). Free memory was 961.7 MB in the beginning and 1.3 GB in the end (delta: -317.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:55:27,770 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:55:27,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-19 19:55:27,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-11-19 19:55:27,771 INFO L168 Benchmark]: Boogie Preprocessor took 17.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:55:27,772 INFO L168 Benchmark]: RCFGBuilder took 213.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-11-19 19:55:27,772 INFO L168 Benchmark]: BuchiAutomizer took 7228.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -175.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-11-19 19:55:27,773 INFO L168 Benchmark]: Witness Printer took 5.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:55:27,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 230.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 213.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7228.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -175.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 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 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * x + 255 and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 6.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 19 SDtfs, 12 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax100 hnf100 lsp86 ukn100 mio100 lsp100 div257 bol100 ite112 ukn100 eq150 hnf59 smp59 dnf99 smp100 tf105 neg98 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 20ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...