./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/lcm2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-nla/lcm2-both-nt.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:02:40,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:02:40,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:02:40,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:02:40,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:02:40,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:02:40,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:02:40,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:02:40,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:02:40,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:02:40,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:02:40,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:02:40,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:02:40,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:02:40,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:02:40,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:02:40,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:02:40,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:02:40,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:02:40,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:02:40,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:02:40,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:02:40,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:02:40,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:02:40,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:02:40,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:02:40,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:02:40,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:02:40,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:02:40,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:02:40,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:02:40,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:02:40,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:02:40,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:02:40,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:02:40,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:02:40,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:02:40,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:02:40,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:02:40,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:02:40,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:02:40,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-14 23:02:40,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:02:40,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:02:40,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:02:40,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:02:40,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:02:40,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:02:40,640 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:02:40,641 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:02:40,641 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:02:40,641 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:02:40,642 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:02:40,642 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:02:40,642 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:02:40,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:02:40,643 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 23:02:40,643 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:02:40,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:02:40,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 23:02:40,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:02:40,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:02:40,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:02:40,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:02:40,644 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 23:02:40,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:02:40,646 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:02:40,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:02:40,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:02:40,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:02:40,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:02:40,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:02:40,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:02:40,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:02:40,648 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:02:40,649 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 [2021-12-14 23:02:40,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:02:40,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:02:40,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:02:40,861 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:02:40,861 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:02:40,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-12-14 23:02:40,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93bca4bcf/29506f304081438bb152b29b5199d8ab/FLAGc9fd991e4 [2021-12-14 23:02:41,278 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:02:41,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-12-14 23:02:41,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93bca4bcf/29506f304081438bb152b29b5199d8ab/FLAGc9fd991e4 [2021-12-14 23:02:41,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93bca4bcf/29506f304081438bb152b29b5199d8ab [2021-12-14 23:02:41,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:02:41,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:02:41,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:02:41,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:02:41,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:02:41,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c8c4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41, skipping insertion in model container [2021-12-14 23:02:41,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:02:41,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:02:41,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:02:41,464 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:02:41,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:02:41,490 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:02:41,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41 WrapperNode [2021-12-14 23:02:41,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:02:41,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:02:41,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:02:41,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:02:41,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,517 INFO L137 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-14 23:02:41,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:02:41,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:02:41,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:02:41,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:02:41,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:02:41,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:02:41,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:02:41,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:02:41,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (1/1) ... [2021-12-14 23:02:41,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:41,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:41,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:41,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-14 23:02:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:02:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:02:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2021-12-14 23:02:41,645 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:02:41,646 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:02:41,728 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:02:41,734 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:02:41,734 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 23:02:41,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:41 BoogieIcfgContainer [2021-12-14 23:02:41,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:02:41,736 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:02:41,736 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:02:41,745 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:02:41,746 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:41,746 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:02:41" (1/3) ... [2021-12-14 23:02:41,747 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6be5dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:02:41, skipping insertion in model container [2021-12-14 23:02:41,747 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:41,747 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:41" (2/3) ... [2021-12-14 23:02:41,748 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6be5dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:02:41, skipping insertion in model container [2021-12-14 23:02:41,748 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:41,748 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:41" (3/3) ... [2021-12-14 23:02:41,749 INFO L388 chiAutomizerObserver]: Analyzing ICFG lcm2-both-nt.c [2021-12-14 23:02:41,806 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:02:41,819 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:02:41,819 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:02:41,819 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:02:41,819 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:02:41,820 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:02:41,820 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:02:41,820 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:02:41,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:02:41,851 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-14 23:02:41,851 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:02:41,851 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:02:41,866 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-14 23:02:41,866 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:02:41,866 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:02:41,867 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:02:41,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-14 23:02:41,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:02:41,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:02:41,869 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-14 23:02:41,869 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:02:41,874 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 5#L30true assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 7#L45-2true [2021-12-14 23:02:41,891 INFO L793 eck$LassoCheckResult]: Loop: 7#L45-2true assume !false; 11#L42true assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 9#L45true assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 7#L45-2true [2021-12-14 23:02:41,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:41,896 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-12-14 23:02:41,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:41,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016137588] [2021-12-14 23:02:41,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:41,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:41,998 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:42,056 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:42,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:42,060 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-12-14 23:02:42,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:42,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580970690] [2021-12-14 23:02:42,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:42,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:42,070 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:42,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [874173653] [2021-12-14 23:02:42,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:42,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:42,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 23:02:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:42,117 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:42,125 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:42,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:42,126 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-12-14 23:02:42,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:42,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188285811] [2021-12-14 23:02:42,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:42,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:42,139 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:42,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [538882518] [2021-12-14 23:02:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:42,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:42,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:42,178 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:42,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 23:02:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:42,187 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:42,455 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:42,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:42,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:42,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:42,457 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:02:42,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:42,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:42,458 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-12-14 23:02:42,458 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:42,458 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:42,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,626 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:42,626 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:02:42,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-14 23:02:42,677 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:42,677 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:42,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:42,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,727 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-14 23:02:42,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:02:42,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:42,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:02:42,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:42,774 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:42,774 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:42,774 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:42,774 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:42,775 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:02:42,775 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,775 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:42,775 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:42,775 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-12-14 23:02:42,775 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:42,775 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:42,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:42,897 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:42,901 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:02:42,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,904 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-14 23:02:42,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:42,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:42,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:42,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:42,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:42,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:42,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:42,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:42,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:42,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:42,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,946 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-14 23:02:42,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:42,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:42,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:42,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:42,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:42,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:42,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:02:42,983 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:02:42,993 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-14 23:02:42,993 INFO L444 ModelExtractionUtils]: 16 out of 22 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-14 23:02:42,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:42,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:42,996 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:42,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-14 23:02:42,998 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:02:43,012 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-14 23:02:43,013 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:02:43,013 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2021-12-14 23:02:43,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:43,034 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-12-14 23:02:43,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:02:43,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-14 23:02:43,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:02:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:02:43,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-14 23:02:43,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:02:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:02:43,122 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-14 23:02:43,123 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:02:43,162 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 39 transitions. Complement of second has 6 states. [2021-12-14 23:02:43,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-14 23:02:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:02:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-14 23:02:43,168 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 3 letters. [2021-12-14 23:02:43,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:02:43,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2021-12-14 23:02:43,170 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:02:43,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 6 letters. [2021-12-14 23:02:43,170 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:02:43,170 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2021-12-14 23:02:43,173 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-14 23:02:43,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 12 states and 15 transitions. [2021-12-14 23:02:43,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-12-14 23:02:43,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-12-14 23:02:43,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-12-14 23:02:43,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:02:43,177 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-14 23:02:43,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-12-14 23:02:43,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-12-14 23:02:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:02:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2021-12-14 23:02:43,195 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-14 23:02:43,195 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-14 23:02:43,195 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:02:43,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2021-12-14 23:02:43,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-14 23:02:43,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:02:43,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:02:43,197 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:02:43,197 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:02:43,197 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 [2021-12-14 23:02:43,197 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-14 23:02:43,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:43,198 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2021-12-14 23:02:43,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:43,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789855674] [2021-12-14 23:02:43,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:43,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:43,205 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:43,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1206076907] [2021-12-14 23:02:43,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:43,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:43,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,207 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-14 23:02:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:43,240 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:43,246 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:43,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:43,247 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-12-14 23:02:43,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:43,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103464853] [2021-12-14 23:02:43,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:43,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:43,249 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:43,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [15245756] [2021-12-14 23:02:43,249 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-14 23:02:43,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:43,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,252 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-14 23:02:43,270 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-14 23:02:43,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:02:43,271 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:43,277 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:43,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:43,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 1 times [2021-12-14 23:02:43,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:43,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292228114] [2021-12-14 23:02:43,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:43,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:43,286 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:43,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1121472907] [2021-12-14 23:02:43,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:43,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:43,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,288 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:43,319 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:43,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-14 23:02:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:43,332 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:43,483 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:43,483 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:43,484 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:43,484 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:43,484 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:02:43,484 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,484 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:43,484 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:43,484 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-14 23:02:43,485 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:43,485 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:43,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,602 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:43,603 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:02:43,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,611 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:43,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:43,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-14 23:02:43,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:43,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,661 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-14 23:02:43,663 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:02:43,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:43,695 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:02:43,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:43,719 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:43,719 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:43,719 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:43,720 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:43,720 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:02:43,720 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,720 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:43,720 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:43,720 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-14 23:02:43,720 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:43,720 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:43,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:43,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:43,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:43,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:02:43,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,882 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-14 23:02:43,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:43,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:43,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:43,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:43,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:43,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:43,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:43,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:43,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:43,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-14 23:02:43,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,908 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-14 23:02:43,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:43,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:43,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:43,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:43,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:43,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:43,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:43,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:43,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:43,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:43,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,943 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-14 23:02:43,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:43,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:43,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:43,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:43,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:43,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:43,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:43,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:43,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:43,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-14 23:02:43,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:43,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:43,975 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:43,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-14 23:02:43,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:43,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:43,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:43,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:43,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:43,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:43,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:02:44,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,034 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:02:44,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,035 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-14 23:02:44,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-14 23:02:44,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,061 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-14 23:02:44,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,071 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,072 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,109 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-14 23:02:44,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,117 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,133 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-14 23:02:44,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,141 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,151 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:44,151 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:44,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,184 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:02:44,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,185 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-14 23:02:44,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,192 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,193 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,209 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-14 23:02:44,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,217 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,217 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,234 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-14 23:02:44,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-14 23:02:44,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,259 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-14 23:02:44,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,278 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:44,278 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:44,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,327 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:02:44,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,328 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-14 23:02:44,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,336 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,336 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:44,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,353 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-14 23:02:44,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,366 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,367 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:44,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-14 23:02:44,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,387 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-14 23:02:44,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,396 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:44,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-14 23:02:44,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,419 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-14 23:02:44,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:44,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,427 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,444 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:44,444 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:44,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,497 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:02:44,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,498 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,512 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:44,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,513 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,514 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-14 23:02:44,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,556 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,566 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,566 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:44,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,567 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,567 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-14 23:02:44,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,610 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-14 23:02:44,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,619 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:44,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,619 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,620 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:44,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,659 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,670 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:44,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,671 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:44,679 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:44,679 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:44,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-14 23:02:44,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,724 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:02:44,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,726 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-14 23:02:44,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,735 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:44,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,736 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,776 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,786 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:44,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-14 23:02:44,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-14 23:02:44,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,825 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-14 23:02:44,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,832 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:44,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,832 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,833 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:44,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-14 23:02:44,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,859 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-14 23:02:44,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,868 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:44,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,868 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:44,878 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:44,878 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:44,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-14 23:02:44,921 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:02:44,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,921 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-14 23:02:44,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,930 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:44,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,932 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:44,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:44,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:44,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:44,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:44,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:44,981 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:44,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:44,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:44,996 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:44,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:44,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:44,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:44,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:44,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:44,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-14 23:02:45,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,038 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:45,061 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:45,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-14 23:02:45,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,101 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,114 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,114 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:45,128 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:45,128 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:45,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-14 23:02:45,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,204 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:02:45,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,205 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,215 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,215 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:45,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:45,216 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:45,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-14 23:02:45,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,256 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-14 23:02:45,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:45,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:45,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:45,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,307 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:45,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:45,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:45,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-14 23:02:45,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,356 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,367 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:45,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,367 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:45,378 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:45,378 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:45,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-14 23:02:45,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,428 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:02:45,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,429 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,438 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,439 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:45,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:45,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-14 23:02:45,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,474 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,487 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,487 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:45,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:45,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-14 23:02:45,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:45,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,526 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-14 23:02:45,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,536 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:45,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,536 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:45,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:45,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:45,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-14 23:02:45,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:45,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,572 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-14 23:02:45,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:45,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:45,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:45,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:45,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:45,580 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:45,594 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:02:45,594 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:02:45,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:45,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-14 23:02:45,651 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-14 23:02:45,651 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-14 23:02:45,651 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-12-14 23:02:45,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:45,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 2 times [2021-12-14 23:02:45,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:45,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326965566] [2021-12-14 23:02:45,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:45,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:45,659 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:45,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1816442197] [2021-12-14 23:02:45,659 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-14 23:02:45,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:45,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,660 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-12-14 23:02:45,692 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-14 23:02:45,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:02:45,693 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:45,700 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:45,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:45,701 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 3 times [2021-12-14 23:02:45,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:45,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331611032] [2021-12-14 23:02:45,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:45,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:45,703 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:45,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [779351943] [2021-12-14 23:02:45,703 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-14 23:02:45,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:45,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,704 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,729 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-14 23:02:45,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:02:45,729 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:45,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2021-12-14 23:02:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:45,733 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:45,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:45,733 INFO L85 PathProgramCache]: Analyzing trace with hash 200328689, now seen corresponding path program 3 times [2021-12-14 23:02:45,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:45,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479249865] [2021-12-14 23:02:45,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:45,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:45,739 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:45,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [797457154] [2021-12-14 23:02:45,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-14 23:02:45,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:45,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:45,744 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:45,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-12-14 23:02:45,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-14 23:02:45,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:02:45,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:45,778 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:56,023 WARN L227 SmtUtils]: Spent 10.22s on a formula simplification. DAG size of input: 65 DAG size of output: 55 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-14 23:02:56,130 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:56,130 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:56,130 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:56,130 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:56,130 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:02:56,130 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,131 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:56,131 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:56,131 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-14 23:02:56,131 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:56,131 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:56,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:56,230 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:02:56,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,231 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-14 23:02:56,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:56,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:56,239 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:02:56,240 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:02:56,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-14 23:02:56,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,255 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-14 23:02:56,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:56,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:56,268 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:02:56,268 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:02:56,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,284 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-14 23:02:56,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:56,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:56,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-14 23:02:56,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,311 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:02:56,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:56,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-14 23:02:56,343 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:02:56,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,365 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:56,365 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:56,365 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:56,365 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:56,365 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:02:56,365 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,365 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:56,365 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:56,365 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-12-14 23:02:56,366 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:56,366 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:56,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:56,484 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:56,484 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:02:56,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,485 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-14 23:02:56,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:56,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:56,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-14 23:02:56,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,510 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-14 23:02:56,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:56,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:56,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,543 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-14 23:02:56,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:56,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:56,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,569 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-14 23:02:56,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:56,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:56,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:02:56,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,610 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:02:56,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,611 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-14 23:02:56,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,621 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:56,621 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:56,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-14 23:02:56,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,637 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-14 23:02:56,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,645 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:56,645 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:56,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,662 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-14 23:02:56,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,670 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:56,671 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:56,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,686 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-14 23:02:56,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,687 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-14 23:02:56,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:56,705 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:56,705 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:56,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,749 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:02:56,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,750 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-14 23:02:56,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,768 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:56,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:56,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-14 23:02:56,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,800 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-14 23:02:56,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:56,808 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:56,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:56,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,824 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-14 23:02:56,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:56,833 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:56,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-14 23:02:56,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,850 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-14 23:02:56,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:56,865 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:56,865 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:56,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-14 23:02:56,890 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:02:56,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,891 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-14 23:02:56,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:56,899 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:56,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-14 23:02:56,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,916 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-14 23:02:56,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,924 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:56,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:56,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-14 23:02:56,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,941 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-14 23:02:56,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:56,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:56,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:56,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:56,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:56,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:56,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:56,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:56,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:56,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-14 23:02:56,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:56,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:56,974 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:56,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-14 23:02:57,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:57,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:57,032 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:57,032 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:57,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-14 23:02:57,072 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:02:57,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,073 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-14 23:02:57,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,084 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:57,085 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:57,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,139 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-14 23:02:57,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,146 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,146 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:57,147 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:57,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-14 23:02:57,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,164 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-14 23:02:57,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,173 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,173 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:57,174 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:57,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-14 23:02:57,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,198 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-14 23:02:57,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,206 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,207 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:57,212 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:57,212 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:57,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,249 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:02:57,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,250 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,263 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:57,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,264 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-14 23:02:57,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,304 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-14 23:02:57,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,314 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:57,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,315 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-14 23:02:57,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,338 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-14 23:02:57,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,346 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:57,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,346 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,364 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-14 23:02:57,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,373 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:57,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,381 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:57,381 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:57,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,427 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:02:57,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,428 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,439 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:57,440 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:57,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-14 23:02:57,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,472 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,483 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,483 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:57,484 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:57,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-14 23:02:57,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,518 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,520 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,531 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:57,532 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:57,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-14 23:02:57,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,564 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:57,587 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:57,587 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:57,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-14 23:02:57,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,637 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:02:57,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,639 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-14 23:02:57,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,685 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-14 23:02:57,699 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,737 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,747 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,747 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,748 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:57,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-14 23:02:57,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,774 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,788 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:57,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,788 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:57,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-14 23:02:57,797 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:57,797 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:57,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,841 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:02:57,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,843 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-14 23:02:57,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,864 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,864 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:57,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:57,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,904 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-14 23:02:57,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,916 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,916 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:57,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:57,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:57,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:57,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:57,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:57,954 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:57,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:57,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:57,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:57,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:57,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:57,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:57,968 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:57,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:57,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:57,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-14 23:02:57,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:58,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:58,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:58,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:58,011 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:02:58,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:58,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:58,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:58,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:58,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:58,025 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:02:58,037 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:02:58,037 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:02:58,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-14 23:02:58,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:58,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:58,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 11:02:58 BoogieIcfgContainer [2021-12-14 23:02:58,092 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 23:02:58,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 23:02:58,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 23:02:58,093 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 23:02:58,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:41" (3/4) ... [2021-12-14 23:02:58,095 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 23:02:58,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 23:02:58,095 INFO L158 Benchmark]: Toolchain (without parser) took 16790.65ms. Allocated memory was 90.2MB in the beginning and 138.4MB in the end (delta: 48.2MB). Free memory was 58.4MB in the beginning and 96.6MB in the end (delta: -38.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-12-14 23:02:58,095 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 90.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:02:58,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.75ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 58.1MB in the beginning and 91.5MB in the end (delta: -33.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 23:02:58,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.98ms. Allocated memory is still 115.3MB. Free memory was 91.5MB in the beginning and 90.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:02:58,096 INFO L158 Benchmark]: Boogie Preprocessor took 20.48ms. Allocated memory is still 115.3MB. Free memory was 90.1MB in the beginning and 88.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:02:58,096 INFO L158 Benchmark]: RCFGBuilder took 195.62ms. Allocated memory is still 115.3MB. Free memory was 88.7MB in the beginning and 79.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 23:02:58,097 INFO L158 Benchmark]: BuchiAutomizer took 16355.94ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 79.7MB in the beginning and 97.6MB in the end (delta: -18.0MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2021-12-14 23:02:58,097 INFO L158 Benchmark]: Witness Printer took 2.37ms. Allocated memory is still 138.4MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:02:58,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 90.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.75ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 58.1MB in the beginning and 91.5MB in the end (delta: -33.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.98ms. Allocated memory is still 115.3MB. Free memory was 91.5MB in the beginning and 90.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.48ms. Allocated memory is still 115.3MB. Free memory was 90.1MB in the beginning and 88.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 195.62ms. Allocated memory is still 115.3MB. Free memory was 88.7MB in the beginning and 79.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 16355.94ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 79.7MB in the beginning and 97.6MB in the end (delta: -18.0MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Witness Printer took 2.37ms. Allocated memory is still 138.4MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + x and consists of 4 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 16.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 12 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq185 hnf93 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 55ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-14 23:02:58,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2021-12-14 23:02:58,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2021-12-14 23:02:58,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2021-12-14 23:02:58,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:58,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-14 23:02:59,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-14 23:02:59,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-14 23:02:59,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:59,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN