./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7e1ff0e6 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/ps2-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 02:27:32,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 02:27:32,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 02:27:32,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 02:27:32,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 02:27:32,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 02:27:32,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 02:27:32,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 02:27:32,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 02:27:32,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 02:27:32,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 02:27:32,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 02:27:32,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 02:27:32,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 02:27:32,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 02:27:32,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 02:27:32,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 02:27:32,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 02:27:32,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 02:27:32,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 02:27:32,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 02:27:32,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 02:27:32,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 02:27:32,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 02:27:32,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 02:27:32,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 02:27:32,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 02:27:32,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 02:27:32,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 02:27:32,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 02:27:32,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 02:27:32,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 02:27:32,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 02:27:32,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 02:27:32,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 02:27:32,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 02:27:32,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 02:27:32,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 02:27:32,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 02:27:32,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 02:27:32,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 02:27:32,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-15 02:27:32,877 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 02:27:32,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 02:27:32,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 02:27:32,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 02:27:32,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 02:27:32,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 02:27:32,880 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 02:27:32,880 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-15 02:27:32,880 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-15 02:27:32,881 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-15 02:27:32,881 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-15 02:27:32,882 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-15 02:27:32,882 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-15 02:27:32,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 02:27:32,882 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 02:27:32,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 02:27:32,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 02:27:32,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-15 02:27:32,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-15 02:27:32,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-15 02:27:32,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 02:27:32,884 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-15 02:27:32,884 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 02:27:32,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-15 02:27:32,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 02:27:32,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 02:27:32,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 02:27:32,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 02:27:32,886 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-15 02:27:32,886 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-02-15 02:27:33,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 02:27:33,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 02:27:33,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 02:27:33,163 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 02:27:33,164 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 02:27:33,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-15 02:27:34,290 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 02:27:34,441 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 02:27:34,442 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-15 02:27:34,446 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5bab878e/90812b0d8fb04802bebcf976cf546803/FLAG32d9ce796 [2023-02-15 02:27:34,458 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5bab878e/90812b0d8fb04802bebcf976cf546803 [2023-02-15 02:27:34,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 02:27:34,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 02:27:34,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 02:27:34,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 02:27:34,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 02:27:34,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5457cde2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34, skipping insertion in model container [2023-02-15 02:27:34,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 02:27:34,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 02:27:34,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 02:27:34,639 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 02:27:34,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 02:27:34,663 INFO L208 MainTranslator]: Completed translation [2023-02-15 02:27:34,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34 WrapperNode [2023-02-15 02:27:34,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 02:27:34,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 02:27:34,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 02:27:34,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 02:27:34,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,689 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2023-02-15 02:27:34,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 02:27:34,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 02:27:34,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 02:27:34,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 02:27:34,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,706 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 02:27:34,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 02:27:34,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 02:27:34,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 02:27:34,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (1/1) ... [2023-02-15 02:27:34,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:34,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:34,738 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) [2023-02-15 02:27:34,740 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 [2023-02-15 02:27:34,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 02:27:34,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 02:27:34,807 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 02:27:34,808 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 02:27:34,873 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 02:27:34,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 02:27:34,879 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-15 02:27:34,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:27:34 BoogieIcfgContainer [2023-02-15 02:27:34,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 02:27:34,883 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-15 02:27:34,884 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-15 02:27:34,887 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-15 02:27:34,888 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 02:27:34,888 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.02 02:27:34" (1/3) ... [2023-02-15 02:27:34,889 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78e1028b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 02:27:34, skipping insertion in model container [2023-02-15 02:27:34,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 02:27:34,889 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:27:34" (2/3) ... [2023-02-15 02:27:34,893 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78e1028b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 02:27:34, skipping insertion in model container [2023-02-15 02:27:34,893 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 02:27:34,893 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:27:34" (3/3) ... [2023-02-15 02:27:34,896 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-02-15 02:27:34,937 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-15 02:27:34,937 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-15 02:27:34,937 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-15 02:27:34,937 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-15 02:27:34,938 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-15 02:27:34,938 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-15 02:27:34,938 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-15 02:27:34,938 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-15 02:27:34,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-02-15 02:27:34,951 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-15 02:27:34,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 02:27:34,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 02:27:34,954 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 02:27:34,954 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-15 02:27:34,954 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-15 02:27:34,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-02-15 02:27:34,955 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-15 02:27:34,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 02:27:34,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 02:27:34,956 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 02:27:34,956 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-15 02:27:34,962 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-02-15 02:27:34,963 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-02-15 02:27:34,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:34,967 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-15 02:27:34,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:34,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037120256] [2023-02-15 02:27:34,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:34,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,048 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:35,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:35,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-02-15 02:27:35,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:35,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647687800] [2023-02-15 02:27:35,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:35,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:35,057 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 02:27:35,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [407741483] [2023-02-15 02:27:35,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:35,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 02:27:35,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,059 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) [2023-02-15 02:27:35,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 02:27:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:35,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:35,141 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-02-15 02:27:35,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:35,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735937654] [2023-02-15 02:27:35,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:35,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:35,147 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 02:27:35,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098473432] [2023-02-15 02:27:35,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:35,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 02:27:35,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,152 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) [2023-02-15 02:27:35,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 02:27:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:35,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:35,293 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:35,294 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:35,294 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:35,294 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:35,294 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 02:27:35,294 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,294 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:35,295 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:35,295 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 02:27:35,297 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:35,297 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:35,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:35,423 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:35,425 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 02:27:35,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,435 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) [2023-02-15 02:27:35,437 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 [2023-02-15 02:27:35,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 02:27:35,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:35,463 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 [2023-02-15 02:27:35,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,467 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) [2023-02-15 02:27:35,469 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 [2023-02-15 02:27:35,471 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 02:27:35,471 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:35,501 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 02:27:35,508 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 [2023-02-15 02:27:35,508 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:35,508 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:35,508 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:35,509 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:35,509 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 02:27:35,509 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,509 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:35,509 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:35,509 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 02:27:35,509 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:35,509 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:35,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:35,572 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:35,576 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 02:27:35,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,581 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) [2023-02-15 02:27:35,584 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 [2023-02-15 02:27:35,584 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 [2023-02-15 02:27:35,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:35,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:35,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:35,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,614 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 [2023-02-15 02:27:35,614 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 02:27:35,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,616 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) [2023-02-15 02:27:35,628 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 [2023-02-15 02:27:35,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:35,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,638 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:35,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:35,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,649 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 [2023-02-15 02:27:35,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,657 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 [2023-02-15 02:27:35,657 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 02:27:35,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,659 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) [2023-02-15 02:27:35,668 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 [2023-02-15 02:27:35,677 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 [2023-02-15 02:27:35,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:35,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,679 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:35,683 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:35,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,704 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 [2023-02-15 02:27:35,704 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 02:27:35,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,706 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2023-02-15 02:27:35,718 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 [2023-02-15 02:27:35,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:35,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,727 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:35,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-15 02:27:35,733 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:35,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:35,754 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 02:27:35,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,758 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2023-02-15 02:27:35,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-15 02:27:35,762 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 [2023-02-15 02:27:35,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:35,771 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:35,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:35,779 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:35,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:35,803 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 02:27:35,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,805 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2023-02-15 02:27:35,821 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 [2023-02-15 02:27:35,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-02-15 02:27:35,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:35,831 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:35,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,831 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:35,837 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:35,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:35,877 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 02:27:35,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,879 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) [2023-02-15 02:27:35,891 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 [2023-02-15 02:27:35,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:35,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:35,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,901 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:35,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:35,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,917 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 [2023-02-15 02:27:35,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,951 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 [2023-02-15 02:27:35,952 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 02:27:35,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,953 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) [2023-02-15 02:27:35,961 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 [2023-02-15 02:27:35,962 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 [2023-02-15 02:27:35,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:35,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:35,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:35,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:35,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:35,971 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:35,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:35,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:35,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:35,994 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 [2023-02-15 02:27:35,995 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 02:27:35,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:35,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:35,996 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) [2023-02-15 02:27:36,007 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 [2023-02-15 02:27:36,007 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 [2023-02-15 02:27:36,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:36,015 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:36,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,016 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:36,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:36,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,060 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:36,060 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:36,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:36,061 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:36,061 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 02:27:36,061 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,061 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:36,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:36,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 02:27:36,061 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:36,061 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:36,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,133 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:36,133 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 02:27:36,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,137 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) [2023-02-15 02:27:36,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 02:27:36,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:36,159 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 [2023-02-15 02:27:36,179 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 [2023-02-15 02:27:36,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,181 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) [2023-02-15 02:27:36,189 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 [2023-02-15 02:27:36,189 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 02:27:36,189 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:36,221 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 02:27:36,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,227 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:36,227 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:36,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:36,228 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:36,228 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 02:27:36,228 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,228 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:36,228 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:36,228 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 02:27:36,228 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:36,228 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:36,230 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,247 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:36,307 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:36,307 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 02:27:36,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,309 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) [2023-02-15 02:27:36,311 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 [2023-02-15 02:27:36,312 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 [2023-02-15 02:27:36,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:36,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:36,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 02:27:36,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,344 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 [2023-02-15 02:27:36,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,346 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) [2023-02-15 02:27:36,352 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 [2023-02-15 02:27:36,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:36,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:36,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,363 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 [2023-02-15 02:27:36,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,383 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) [2023-02-15 02:27:36,391 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 [2023-02-15 02:27:36,393 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 [2023-02-15 02:27:36,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:36,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:36,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,405 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 [2023-02-15 02:27:36,405 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 02:27:36,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,406 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) [2023-02-15 02:27:36,408 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 [2023-02-15 02:27:36,410 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 [2023-02-15 02:27:36,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,418 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,428 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 02:27:36,429 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 02:27:36,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,461 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 [2023-02-15 02:27:36,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,463 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) [2023-02-15 02:27:36,473 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 [2023-02-15 02:27:36,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:36,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,488 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 [2023-02-15 02:27:36,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,505 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 [2023-02-15 02:27:36,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,507 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) [2023-02-15 02:27:36,511 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 [2023-02-15 02:27:36,512 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 [2023-02-15 02:27:36,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,529 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,530 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:36,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,538 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 [2023-02-15 02:27:36,538 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 02:27:36,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,540 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) [2023-02-15 02:27:36,542 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 [2023-02-15 02:27:36,544 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 [2023-02-15 02:27:36,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:36,562 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:36,562 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:36,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,588 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 [2023-02-15 02:27:36,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,591 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) [2023-02-15 02:27:36,601 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 [2023-02-15 02:27:36,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:36,612 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:36,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,614 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 [2023-02-15 02:27:36,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,633 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) [2023-02-15 02:27:36,642 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 [2023-02-15 02:27:36,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:36,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:36,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,653 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 [2023-02-15 02:27:36,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,679 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 [2023-02-15 02:27:36,679 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 02:27:36,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,681 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) [2023-02-15 02:27:36,684 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 [2023-02-15 02:27:36,685 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 [2023-02-15 02:27:36,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,694 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:36,706 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 02:27:36,706 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 02:27:36,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,736 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 [2023-02-15 02:27:36,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,738 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) [2023-02-15 02:27:36,749 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 [2023-02-15 02:27:36,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,759 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:36,759 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:36,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,761 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 [2023-02-15 02:27:36,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,812 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) [2023-02-15 02:27:36,816 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 [2023-02-15 02:27:36,817 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 [2023-02-15 02:27:36,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:36,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:36,827 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:36,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:36,858 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 02:27:36,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,859 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) [2023-02-15 02:27:36,866 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 [2023-02-15 02:27:36,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:36,874 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:36,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,875 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,883 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 02:27:36,883 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 02:27:36,884 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 [2023-02-15 02:27:36,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,912 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 [2023-02-15 02:27:36,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,914 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) [2023-02-15 02:27:36,916 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 [2023-02-15 02:27:36,917 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 [2023-02-15 02:27:36,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:36,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:36,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:36,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,933 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 [2023-02-15 02:27:36,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,934 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) [2023-02-15 02:27:36,936 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 [2023-02-15 02:27:36,937 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 [2023-02-15 02:27:36,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:36,944 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:36,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:36,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:36,945 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:36,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:36,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:36,960 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-02-15 02:27:36,960 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 02:27:36,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:36,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:36,962 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) [2023-02-15 02:27:36,962 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 [2023-02-15 02:27:36,966 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 [2023-02-15 02:27:36,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:36,974 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:36,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:36,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:36,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:36,983 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:36,983 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:37,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,032 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 [2023-02-15 02:27:37,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,034 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) [2023-02-15 02:27:37,039 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 [2023-02-15 02:27:37,040 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 [2023-02-15 02:27:37,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,048 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:37,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,049 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:37,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,079 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 [2023-02-15 02:27:37,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,080 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) [2023-02-15 02:27:37,085 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 [2023-02-15 02:27:37,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,093 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:37,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,093 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 [2023-02-15 02:27:37,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:37,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,110 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 [2023-02-15 02:27:37,111 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 02:27:37,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,112 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) [2023-02-15 02:27:37,117 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 [2023-02-15 02:27:37,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,126 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:37,137 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 02:27:37,138 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 02:27:37,143 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 [2023-02-15 02:27:37,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,209 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 [2023-02-15 02:27:37,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,211 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) [2023-02-15 02:27:37,213 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 [2023-02-15 02:27:37,214 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 [2023-02-15 02:27:37,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,221 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:37,222 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:37,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,256 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 [2023-02-15 02:27:37,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,258 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) [2023-02-15 02:27:37,261 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 [2023-02-15 02:27:37,261 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 [2023-02-15 02:27:37,269 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,270 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,270 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:37,271 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:37,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,293 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 02:27:37,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,294 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) [2023-02-15 02:27:37,301 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 [2023-02-15 02:27:37,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,309 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:37,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,316 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:37,317 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:37,337 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 [2023-02-15 02:27:37,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-02-15 02:27:37,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,342 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) [2023-02-15 02:27:37,343 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 [2023-02-15 02:27:37,346 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 [2023-02-15 02:27:37,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,352 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:37,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:37,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,357 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-02-15 02:27:37,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,358 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) [2023-02-15 02:27:37,360 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 [2023-02-15 02:27:37,361 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 [2023-02-15 02:27:37,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,368 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:37,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,368 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,368 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:37,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-02-15 02:27:37,375 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 02:27:37,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,376 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) [2023-02-15 02:27:37,377 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 [2023-02-15 02:27:37,380 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 [2023-02-15 02:27:37,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,390 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:37,401 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-15 02:27:37,401 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 02:27:37,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,462 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 [2023-02-15 02:27:37,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,465 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) [2023-02-15 02:27:37,469 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 [2023-02-15 02:27:37,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,477 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:37,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:37,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,481 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 [2023-02-15 02:27:37,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,498 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 [2023-02-15 02:27:37,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,500 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) [2023-02-15 02:27:37,505 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 [2023-02-15 02:27:37,509 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 [2023-02-15 02:27:37,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,512 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:37,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,512 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:37,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:37,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,532 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 [2023-02-15 02:27:37,533 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-15 02:27:37,533 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-02-15 02:27:37,533 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-02-15 02:27:37,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:37,534 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-02-15 02:27:37,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:37,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232149585] [2023-02-15 02:27:37,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:37,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:37,538 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 02:27:37,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1190880320] [2023-02-15 02:27:37,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 02:27:37,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 02:27:37,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,540 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 02:27:37,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-02-15 02:27:37,565 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-15 02:27:37,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 02:27:37,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:37,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:37,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:37,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-02-15 02:27:37,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:37,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205996332] [2023-02-15 02:27:37,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:37,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:37,574 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 02:27:37,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1863883385] [2023-02-15 02:27:37,575 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 02:27:37,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 02:27:37,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,588 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 02:27:37,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-02-15 02:27:37,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-15 02:27:37,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 02:27:37,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:37,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:37,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 02:27:37,614 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-02-15 02:27:37,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 02:27:37,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300646793] [2023-02-15 02:27:37,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 02:27:37,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 02:27:37,618 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 02:27:37,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1749779663] [2023-02-15 02:27:37,618 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 02:27:37,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 02:27:37,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,621 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 02:27:37,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-02-15 02:27:37,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-02-15 02:27:37,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 02:27:37,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 02:27:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 02:27:37,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 02:27:37,676 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:37,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:37,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:37,676 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:37,676 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 02:27:37,676 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:37,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:37,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 02:27:37,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:37,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:37,678 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:37,714 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:37,714 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 02:27:37,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,721 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) [2023-02-15 02:27:37,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 02:27:37,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:37,735 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 [2023-02-15 02:27:37,760 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 [2023-02-15 02:27:37,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,761 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) [2023-02-15 02:27:37,762 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 [2023-02-15 02:27:37,765 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 02:27:37,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:37,783 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 02:27:37,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,786 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:37,786 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:37,786 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:37,786 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:37,786 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 02:27:37,786 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,786 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:37,786 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:37,786 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 02:27:37,786 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:37,786 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:37,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:37,821 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:37,822 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 02:27:37,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,823 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) [2023-02-15 02:27:37,832 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 [2023-02-15 02:27:37,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:37,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:37,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:37,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,856 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 [2023-02-15 02:27:37,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,867 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 02:27:37,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,868 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2023-02-15 02:27:37,877 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 [2023-02-15 02:27:37,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:37,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,885 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:37,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-02-15 02:27:37,889 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:37,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,908 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 02:27:37,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,910 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2023-02-15 02:27:37,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-02-15 02:27:37,913 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 [2023-02-15 02:27:37,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:37,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:37,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:37,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,943 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 02:27:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,944 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2023-02-15 02:27:37,949 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 [2023-02-15 02:27:37,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:37,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,957 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:37,960 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:37,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:37,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-02-15 02:27:37,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:37,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:37,981 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 02:27:37,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:37,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:37,982 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) [2023-02-15 02:27:37,989 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 [2023-02-15 02:27:37,993 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 [2023-02-15 02:27:37,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:37,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:37,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:37,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:37,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:37,999 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,001 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:38,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,033 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 02:27:38,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,034 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) [2023-02-15 02:27:38,037 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 [2023-02-15 02:27:38,038 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 [2023-02-15 02:27:38,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,045 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:38,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,046 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,048 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:38,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,078 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 [2023-02-15 02:27:38,079 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 02:27:38,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,080 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) [2023-02-15 02:27:38,085 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 [2023-02-15 02:27:38,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:38,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:38,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:38,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,113 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 [2023-02-15 02:27:38,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,132 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 02:27:38,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,134 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) [2023-02-15 02:27:38,136 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 [2023-02-15 02:27:38,138 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 [2023-02-15 02:27:38,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,145 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:38,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,145 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:38,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-02-15 02:27:38,166 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 02:27:38,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,167 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) [2023-02-15 02:27:38,167 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 [2023-02-15 02:27:38,170 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 [2023-02-15 02:27:38,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,177 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:38,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,177 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:38,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:38,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,240 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:38,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:38,241 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:38,241 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:38,241 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 02:27:38,241 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:38,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:38,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 02:27:38,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:38,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:38,244 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,319 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:38,319 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 02:27:38,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,321 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) [2023-02-15 02:27:38,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 02:27:38,329 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:38,338 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 [2023-02-15 02:27:38,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 02:27:38,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-15 02:27:38,354 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 [2023-02-15 02:27:38,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,355 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) [2023-02-15 02:27:38,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 02:27:38,364 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:38,374 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 [2023-02-15 02:27:38,387 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 [2023-02-15 02:27:38,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,389 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) [2023-02-15 02:27:38,391 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 [2023-02-15 02:27:38,393 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 02:27:38,393 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 02:27:38,414 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 02:27:38,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-02-15 02:27:38,417 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 02:27:38,417 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 02:27:38,417 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 02:27:38,417 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 02:27:38,417 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 02:27:38,417 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,417 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 02:27:38,417 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 02:27:38,417 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 02:27:38,417 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 02:27:38,417 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 02:27:38,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 02:27:38,500 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 02:27:38,500 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 02:27:38,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,505 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) [2023-02-15 02:27:38,514 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 [2023-02-15 02:27:38,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:38,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:38,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 02:27:38,526 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 [2023-02-15 02:27:38,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,547 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) [2023-02-15 02:27:38,550 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 [2023-02-15 02:27:38,552 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 [2023-02-15 02:27:38,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:38,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:38,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,560 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 [2023-02-15 02:27:38,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,561 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) [2023-02-15 02:27:38,562 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 [2023-02-15 02:27:38,564 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 [2023-02-15 02:27:38,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 02:27:38,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 02:27:38,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,573 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 [2023-02-15 02:27:38,573 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 02:27:38,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,575 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) [2023-02-15 02:27:38,576 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 [2023-02-15 02:27:38,577 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 [2023-02-15 02:27:38,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,584 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,588 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 02:27:38,588 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 02:27:38,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-02-15 02:27:38,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,609 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) [2023-02-15 02:27:38,610 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 [2023-02-15 02:27:38,612 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 [2023-02-15 02:27:38,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,618 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:38,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,624 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 [2023-02-15 02:27:38,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,625 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) [2023-02-15 02:27:38,627 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 [2023-02-15 02:27:38,628 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 [2023-02-15 02:27:38,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,634 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:38,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-02-15 02:27:38,637 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 02:27:38,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,639 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) [2023-02-15 02:27:38,641 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 [2023-02-15 02:27:38,641 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 [2023-02-15 02:27:38,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,657 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:38,657 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:38,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,696 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) [2023-02-15 02:27:38,698 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 [2023-02-15 02:27:38,700 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 [2023-02-15 02:27:38,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:38,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,732 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 [2023-02-15 02:27:38,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,733 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) [2023-02-15 02:27:38,737 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 [2023-02-15 02:27:38,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,745 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:38,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,747 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 [2023-02-15 02:27:38,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,764 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 02:27:38,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,766 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) [2023-02-15 02:27:38,773 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 [2023-02-15 02:27:38,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:38,789 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 02:27:38,789 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 02:27:38,800 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 [2023-02-15 02:27:38,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,818 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) [2023-02-15 02:27:38,820 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 [2023-02-15 02:27:38,821 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 [2023-02-15 02:27:38,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,829 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:38,829 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:38,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,852 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) [2023-02-15 02:27:38,860 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 [2023-02-15 02:27:38,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 02:27:38,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:38,868 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:38,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,870 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 [2023-02-15 02:27:38,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,884 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 02:27:38,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,886 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) [2023-02-15 02:27:38,889 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 [2023-02-15 02:27:38,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:38,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,902 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 02:27:38,902 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 02:27:38,912 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 [2023-02-15 02:27:38,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,928 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 [2023-02-15 02:27:38,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,930 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) [2023-02-15 02:27:38,937 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 [2023-02-15 02:27:38,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,945 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:38,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,945 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:38,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,948 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 [2023-02-15 02:27:38,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,959 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 [2023-02-15 02:27:38,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,960 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) [2023-02-15 02:27:38,961 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 [2023-02-15 02:27:38,963 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 [2023-02-15 02:27:38,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,969 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:38,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:38,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 02:27:38,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 02:27:38,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:38,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:38,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:38,974 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 02:27:38,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:38,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:38,975 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) [2023-02-15 02:27:38,976 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 [2023-02-15 02:27:38,979 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 [2023-02-15 02:27:38,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:38,985 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:38,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:38,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:38,985 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:38,992 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:38,992 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:39,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,067 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 [2023-02-15 02:27:39,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,069 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) [2023-02-15 02:27:39,073 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 [2023-02-15 02:27:39,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,080 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:39,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:39,081 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:39,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,084 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 [2023-02-15 02:27:39,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,098 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 [2023-02-15 02:27:39,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,099 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) [2023-02-15 02:27:39,105 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 [2023-02-15 02:27:39,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,112 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 02:27:39,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,113 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:39,113 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:39,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,116 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 [2023-02-15 02:27:39,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:39,132 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 02:27:39,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,133 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) [2023-02-15 02:27:39,143 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 [2023-02-15 02:27:39,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,151 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:39,161 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 02:27:39,161 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 02:27:39,168 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 [2023-02-15 02:27:39,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,261 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 [2023-02-15 02:27:39,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,263 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) [2023-02-15 02:27:39,265 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 [2023-02-15 02:27:39,267 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 [2023-02-15 02:27:39,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,276 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:39,277 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:39,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,298 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 [2023-02-15 02:27:39,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,300 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) [2023-02-15 02:27:39,302 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 [2023-02-15 02:27:39,304 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 [2023-02-15 02:27:39,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,312 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 02:27:39,313 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 02:27:39,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,334 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 [2023-02-15 02:27:39,334 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 02:27:39,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,336 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) [2023-02-15 02:27:39,338 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 [2023-02-15 02:27:39,339 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 [2023-02-15 02:27:39,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,347 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:39,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:39,354 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 02:27:39,354 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 02:27:39,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,383 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 [2023-02-15 02:27:39,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,385 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) [2023-02-15 02:27:39,389 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 [2023-02-15 02:27:39,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,396 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:39,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,396 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:39,397 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:39,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,400 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 [2023-02-15 02:27:39,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,416 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 [2023-02-15 02:27:39,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,418 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) [2023-02-15 02:27:39,425 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 [2023-02-15 02:27:39,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,432 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 02:27:39,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 02:27:39,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 02:27:39,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,449 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 [2023-02-15 02:27:39,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,467 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 [2023-02-15 02:27:39,467 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 02:27:39,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,468 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) [2023-02-15 02:27:39,472 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 [2023-02-15 02:27:39,473 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 [2023-02-15 02:27:39,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,481 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,481 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:39,493 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-15 02:27:39,493 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 02:27:39,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,555 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 [2023-02-15 02:27:39,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,556 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) [2023-02-15 02:27:39,565 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 [2023-02-15 02:27:39,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,573 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,573 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:39,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:39,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,576 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 [2023-02-15 02:27:39,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,596 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 [2023-02-15 02:27:39,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 02:27:39,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 02:27:39,598 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) [2023-02-15 02:27:39,600 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 [2023-02-15 02:27:39,602 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 [2023-02-15 02:27:39,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 02:27:39,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 02:27:39,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 02:27:39,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 02:27:39,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 02:27:39,609 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 02:27:39,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 02:27:39,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 02:27:39,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 02:27:39,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-02-15 02:27:39,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.02 02:27:39 BoogieIcfgContainer [2023-02-15 02:27:39,629 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-15 02:27:39,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 02:27:39,631 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 02:27:39,631 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 02:27:39,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:27:34" (3/4) ... [2023-02-15 02:27:39,634 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-15 02:27:39,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 02:27:39,635 INFO L158 Benchmark]: Toolchain (without parser) took 5171.93ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 99.5MB in the beginning and 143.6MB in the end (delta: -44.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2023-02-15 02:27:39,635 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 02:27:39,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.57ms. Allocated memory is still 144.7MB. Free memory was 99.5MB in the beginning and 90.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 02:27:39,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.33ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 02:27:39,636 INFO L158 Benchmark]: Boogie Preprocessor took 17.15ms. Allocated memory is still 144.7MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 793.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 02:27:39,636 INFO L158 Benchmark]: RCFGBuilder took 173.62ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 79.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 02:27:39,637 INFO L158 Benchmark]: BuchiAutomizer took 4746.05ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 79.5MB in the beginning and 143.6MB in the end (delta: -64.1MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2023-02-15 02:27:39,637 INFO L158 Benchmark]: Witness Printer took 3.13ms. Allocated memory is still 190.8MB. Free memory is still 143.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 02:27:39,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.57ms. Allocated memory is still 144.7MB. Free memory was 99.5MB in the beginning and 90.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.33ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.15ms. Allocated memory is still 144.7MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 793.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 173.62ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 79.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4746.05ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 79.5MB in the beginning and 143.6MB in the end (delta: -64.1MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Witness Printer took 3.13ms. Allocated memory is still 190.8MB. Free memory is still 143.6MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 83ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - 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~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-02-15 02:27:39,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:39,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-02-15 02:27:40,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-02-15 02:27:40,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-02-15 02:27:40,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 02:27:40,657 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*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN