./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ff03de63 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/ps4-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 22:00:36,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 22:00:36,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 22:00:36,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 22:00:36,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 22:00:36,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 22:00:36,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 22:00:36,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 22:00:36,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 22:00:36,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 22:00:36,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 22:00:36,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 22:00:36,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 22:00:36,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 22:00:36,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 22:00:36,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 22:00:36,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 22:00:36,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 22:00:36,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 22:00:36,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 22:00:36,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 22:00:36,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 22:00:36,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 22:00:36,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 22:00:36,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 22:00:36,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 22:00:36,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 22:00:36,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 22:00:36,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 22:00:36,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 22:00:36,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 22:00:36,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 22:00:36,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 22:00:36,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 22:00:36,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 22:00:36,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 22:00:36,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 22:00:36,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 22:00:36,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 22:00:36,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 22:00:36,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 22:00:36,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-21 22:00:36,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 22:00:36,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 22:00:36,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 22:00:36,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 22:00:37,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 22:00:37,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 22:00:37,000 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 22:00:37,001 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-21 22:00:37,001 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-21 22:00:37,001 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-21 22:00:37,001 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-21 22:00:37,001 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-21 22:00:37,001 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-21 22:00:37,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 22:00:37,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 22:00:37,002 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 22:00:37,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 22:00:37,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 22:00:37,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 22:00:37,003 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-21 22:00:37,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 22:00:37,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-21 22:00:37,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 22:00:37,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 22:00:37,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 22:00:37,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 22:00:37,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 22:00:37,005 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-21 22:00:37,005 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2021-12-21 22:00:37,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 22:00:37,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 22:00:37,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 22:00:37,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 22:00:37,191 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 22:00:37,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps4-both-t.c [2021-12-21 22:00:37,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a453133/9033ff97d42e4695928f995bc3aff6ba/FLAGfd2073f34 [2021-12-21 22:00:37,646 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 22:00:37,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps4-both-t.c [2021-12-21 22:00:37,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a453133/9033ff97d42e4695928f995bc3aff6ba/FLAGfd2073f34 [2021-12-21 22:00:37,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a453133/9033ff97d42e4695928f995bc3aff6ba [2021-12-21 22:00:37,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 22:00:37,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 22:00:37,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 22:00:37,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 22:00:37,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 22:00:37,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58bb8845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37, skipping insertion in model container [2021-12-21 22:00:37,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 22:00:37,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 22:00:37,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:00:37,794 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 22:00:37,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:00:37,809 INFO L208 MainTranslator]: Completed translation [2021-12-21 22:00:37,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37 WrapperNode [2021-12-21 22:00:37,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 22:00:37,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 22:00:37,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 22:00:37,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 22:00:37,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,830 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-12-21 22:00:37,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 22:00:37,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 22:00:37,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 22:00:37,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 22:00:37,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 22:00:37,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 22:00:37,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 22:00:37,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 22:00:37,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (1/1) ... [2021-12-21 22:00:37,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:37,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:37,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:37,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-21 22:00:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 22:00:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 22:00:37,949 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 22:00:37,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 22:00:38,027 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 22:00:38,031 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 22:00:38,032 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 22:00:38,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:00:38 BoogieIcfgContainer [2021-12-21 22:00:38,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 22:00:38,034 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-21 22:00:38,034 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-21 22:00:38,036 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-21 22:00:38,037 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:00:38,038 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.12 10:00:37" (1/3) ... [2021-12-21 22:00:38,038 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d4fb39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:00:38, skipping insertion in model container [2021-12-21 22:00:38,038 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:00:38,038 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:00:37" (2/3) ... [2021-12-21 22:00:38,039 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d4fb39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:00:38, skipping insertion in model container [2021-12-21 22:00:38,039 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:00:38,039 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:00:38" (3/3) ... [2021-12-21 22:00:38,040 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2021-12-21 22:00:38,083 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-21 22:00:38,083 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-21 22:00:38,083 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-21 22:00:38,084 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-21 22:00:38,084 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-21 22:00:38,084 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-21 22:00:38,084 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-21 22:00:38,084 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-21 22:00:38,097 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) [2021-12-21 22:00:38,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-21 22:00:38,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:00:38,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:00:38,120 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:00:38,120 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-21 22:00:38,120 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-21 22:00:38,121 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) [2021-12-21 22:00:38,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-21 22:00:38,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:00:38,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:00:38,122 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:00:38,122 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-21 22:00:38,126 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#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; 5#L26-2true [2021-12-21 22:00:38,126 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-21 22:00:38,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:38,129 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-21 22:00:38,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:38,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28661101] [2021-12-21 22:00:38,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:38,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,190 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,205 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:38,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:38,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-21 22:00:38,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:38,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453475605] [2021-12-21 22:00:38,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:38,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:38,225 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 22:00:38,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2007345999] [2021-12-21 22:00:38,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:38,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:00:38,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,247 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 22:00:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,309 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,321 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:38,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:38,322 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-21 22:00:38,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:38,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176652921] [2021-12-21 22:00:38,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:38,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:38,326 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 22:00:38,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [344461455] [2021-12-21 22:00:38,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:38,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:00:38,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 22:00:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,442 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:38,448 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:38,532 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:38,532 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:38,532 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:38,532 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:38,532 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:00:38,533 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,533 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:38,533 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:38,533 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-12-21 22:00:38,533 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:38,533 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:38,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:38,596 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:38,597 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:00:38,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-21 22:00:38,649 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:00:38,649 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:38,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:38,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-21 22:00:38,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:00:38,705 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:38,743 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:00:38,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:38,759 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:38,760 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:38,760 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:38,760 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:38,760 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:00:38,760 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,760 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:38,760 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:38,760 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-12-21 22:00:38,760 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:38,761 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:38,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:38,815 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:38,818 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:00:38,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,820 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-21 22:00:38,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:38,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:38,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:38,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:38,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:38,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:38,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:38,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:38,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:38,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:38,867 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-21 22:00:38,867 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,868 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-21 22:00:38,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:38,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:38,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:38,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:38,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:38,879 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:38,887 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:38,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:38,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:38,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:38,917 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-21 22:00:38,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,918 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:38,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-21 22:00:38,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:38,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:38,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:38,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:38,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:38,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:38,935 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:38,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:38,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:38,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:38,963 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-21 22:00:38,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:38,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:38,964 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) [2021-12-21 22:00:38,966 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 [2021-12-21 22:00:38,966 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 [2021-12-21 22:00:38,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:38,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:38,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:38,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:38,974 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:38,983 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:38,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,026 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 [2021-12-21 22:00:39,027 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-21 22:00:39,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,028 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) [2021-12-21 22:00:39,029 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 [2021-12-21 22:00:39,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:39,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:39,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:39,046 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:39,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,086 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 [2021-12-21 22:00:39,087 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-21 22:00:39,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,088 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) [2021-12-21 22:00:39,092 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 [2021-12-21 22:00:39,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:39,106 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:39,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:39,110 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:39,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,180 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 [2021-12-21 22:00:39,180 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-21 22:00:39,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,181 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-21 22:00:39,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:39,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:39,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,192 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:39,198 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:39,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:39,261 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-21 22:00:39,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,276 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-21 22:00:39,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:39,285 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:39,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:39,292 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:39,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:39,329 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-21 22:00:39,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,333 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-21 22:00:39,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:39,349 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:39,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,349 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:39,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:39,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,397 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 [2021-12-21 22:00:39,417 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:39,417 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:39,417 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:39,417 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:39,417 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:00:39,417 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,417 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:39,417 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:39,418 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-12-21 22:00:39,418 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:39,418 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:39,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,486 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:39,487 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:00:39,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,488 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-21 22:00:39,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:00:39,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:39,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:39,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,546 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-21 22:00:39,548 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:00:39,548 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:39,572 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:00:39,587 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 [2021-12-21 22:00:39,588 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:39,588 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:39,588 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:39,588 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:39,588 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:00:39,588 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,588 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:39,588 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:39,588 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-12-21 22:00:39,588 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:39,588 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:39,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:39,652 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:39,652 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:00:39,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,664 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-21 22:00:39,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:39,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:39,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:39,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-21 22:00:39,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-21 22:00:39,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,754 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-21 22:00:39,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:39,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:39,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:39,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-21 22:00:39,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,819 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-21 22:00:39,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:39,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:39,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:39,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:39,868 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-21 22:00:39,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,869 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-21 22:00:39,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:39,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,883 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:39,897 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-21 22:00:39,897 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-21 22:00:39,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:39,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:39,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:39,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:39,938 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:39,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:39,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:39,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:39,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:39,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:39,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:39,960 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:39,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:39,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-21 22:00:39,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,052 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,068 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:40,069 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:40,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-21 22:00:40,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,119 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-21 22:00:40,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,120 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-21 22:00:40,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,141 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:40,141 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:40,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,179 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-21 22:00:40,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:40,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,205 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 [2021-12-21 22:00:40,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,206 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-21 22:00:40,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:40,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,257 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-21 22:00:40,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,268 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-21 22:00:40,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,278 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,296 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-21 22:00:40,296 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-21 22:00:40,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-21 22:00:40,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,329 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-21 22:00:40,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,337 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,341 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:40,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-21 22:00:40,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,373 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-21 22:00:40,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:40,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,385 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:40,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-21 22:00:40,406 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-21 22:00:40,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,408 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-21 22:00:40,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,421 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:40,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,421 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:40,460 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-21 22:00:40,460 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-21 22:00:40,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,511 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-21 22:00:40,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:40,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:40,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:40,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,572 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-21 22:00:40,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,582 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:40,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,582 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:40,583 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:40,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,629 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 [2021-12-21 22:00:40,630 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-21 22:00:40,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,631 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-21 22:00:40,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,640 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:40,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:40,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:40,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,689 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-21 22:00:40,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,699 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:40,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,701 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:40,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,729 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-21 22:00:40,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,739 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:40,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,739 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:40,740 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:40,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,777 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-21 22:00:40,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,783 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:40,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,807 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-21 22:00:40,807 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-21 22:00:40,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-21 22:00:40,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,883 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-21 22:00:40,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:40,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,893 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,902 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:40,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:40,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:40,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:40,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:40,944 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:40,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-21 22:00:40,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:40,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:40,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:40,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:40,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:40,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:40,972 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:40,973 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:40,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:40,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,007 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 [2021-12-21 22:00:41,007 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-21 22:00:41,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,009 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-21 22:00:41,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,019 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:41,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,026 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:41,026 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:41,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:41,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,074 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-21 22:00:41,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:41,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,083 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,084 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:41,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,110 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 [2021-12-21 22:00:41,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,112 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-21 22:00:41,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:41,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,120 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:41,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,146 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 [2021-12-21 22:00:41,146 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-21 22:00:41,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,147 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-21 22:00:41,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:41,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,155 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:41,164 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-21 22:00:41,164 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-21 22:00:41,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:41,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,205 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-21 22:00:41,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,213 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:41,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,213 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:41,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:41,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:41,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,246 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-21 22:00:41,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,253 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,253 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:41,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,253 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:41,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:41,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-21 22:00:41,285 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-21 22:00:41,285 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#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; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-21 22:00:41,285 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-21 22:00:41,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:41,285 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-21 22:00:41,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:41,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567585778] [2021-12-21 22:00:41,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:41,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:41,289 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 22:00:41,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1820716007] [2021-12-21 22:00:41,289 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-21 22:00:41,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:00:41,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,292 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) [2021-12-21 22:00:41,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-21 22:00:41,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-21 22:00:41,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-21 22:00:41,311 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:41,315 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:41,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:41,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-21 22:00:41,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:41,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386769367] [2021-12-21 22:00:41,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:41,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:41,318 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 22:00:41,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1951949926] [2021-12-21 22:00:41,318 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-21 22:00:41,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:00:41,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,319 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) [2021-12-21 22:00:41,336 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-21 22:00:41,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-21 22:00:41,336 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:41,340 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:41,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:00:41,340 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-21 22:00:41,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:00:41,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364020779] [2021-12-21 22:00:41,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:00:41,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:00:41,344 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 22:00:41,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471835170] [2021-12-21 22:00:41,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-21 22:00:41,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:00:41,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-21 22:00:41,353 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) [2021-12-21 22:00:41,386 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-21 22:00:41,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-21 22:00:41,386 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:00:41,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-21 22:00:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:00:41,392 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:00:41,415 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:41,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:41,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:41,415 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:41,415 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:00:41,415 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,415 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:41,415 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:41,415 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-12-21 22:00:41,415 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:41,415 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:41,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:41,446 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:41,446 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:00:41,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,447 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-21 22:00:41,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:00:41,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:41,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:41,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,473 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-21 22:00:41,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:00:41,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:41,492 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:00:41,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-21 22:00:41,507 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:41,507 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:41,507 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:41,507 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:41,507 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:00:41,507 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,507 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:41,507 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:41,507 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-12-21 22:00:41,507 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:41,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:41,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:41,536 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:41,537 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:00:41,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,539 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-21 22:00:41,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:41,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:41,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:41,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-21 22:00:41,567 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-21 22:00:41,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,568 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) [2021-12-21 22:00:41,569 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 [2021-12-21 22:00:41,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:41,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:41,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:41,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-21 22:00:41,596 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-21 22:00:41,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,597 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) [2021-12-21 22:00:41,598 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 [2021-12-21 22:00:41,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:41,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,607 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:41,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,636 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 [2021-12-21 22:00:41,636 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-21 22:00:41,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,638 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) [2021-12-21 22:00:41,639 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 [2021-12-21 22:00:41,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:41,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,647 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:41,649 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:41,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,686 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 [2021-12-21 22:00:41,686 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-21 22:00:41,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,687 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-21 22:00:41,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:41,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,696 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:41,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:41,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,728 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 [2021-12-21 22:00:41,728 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-21 22:00:41,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,729 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-21 22:00:41,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,738 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:41,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,738 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,741 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:41,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-21 22:00:41,771 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-21 22:00:41,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,772 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-21 22:00:41,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:41,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:41,784 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:41,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,816 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 [2021-12-21 22:00:41,816 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-21 22:00:41,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,817 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-21 22:00:41,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,826 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:41,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:41,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:41,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,847 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 [2021-12-21 22:00:41,847 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-21 22:00:41,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,848 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-21 22:00:41,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:41,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:41,857 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:41,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:41,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:41,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:41,857 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:41,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:41,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:41,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:41,883 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 [2021-12-21 22:00:41,921 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:41,921 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:41,921 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:41,921 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:41,921 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:00:41,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,921 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:41,921 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:41,921 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-12-21 22:00:41,921 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:41,921 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:41,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:41,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:41,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:41,977 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:41,977 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:00:41,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:41,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:41,978 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:41,987 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:00:41,987 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:41,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-21 22:00:42,007 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:00:42,007 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: [] [2021-12-21 22:00:42,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,023 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-21 22:00:42,025 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:00:42,025 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:42,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-21 22:00:42,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,053 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-21 22:00:42,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:00:42,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:00:42,077 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:00:42,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,092 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:00:42,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:00:42,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:00:42,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:00:42,092 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:00:42,092 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:00:42,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:00:42,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-12-21 22:00:42,092 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:00:42,092 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:00:42,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:42,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:42,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:00:42,178 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:00:42,178 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:00:42,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,180 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-21 22:00:42,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:42,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:42,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-21 22:00:42,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,219 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 [2021-12-21 22:00:42,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,220 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-21 22:00:42,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:42,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:42,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,283 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-21 22:00:42,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:00:42,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:00:42,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,326 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-21 22:00:42,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,327 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-21 22:00:42,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,385 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-21 22:00:42,385 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-21 22:00:42,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,409 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-21 22:00:42,410 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 [2021-12-21 22:00:42,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:42,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,442 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-21 22:00:42,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,458 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:42,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,474 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 [2021-12-21 22:00:42,474 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-21 22:00:42,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,475 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-21 22:00:42,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,489 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:42,489 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:42,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,517 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 [2021-12-21 22:00:42,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,518 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-21 22:00:42,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,536 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:42,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,566 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-21 22:00:42,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:42,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-21 22:00:42,591 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-21 22:00:42,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,592 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-21 22:00:42,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,601 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:42,607 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-21 22:00:42,607 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-21 22:00:42,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-21 22:00:42,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,636 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-21 22:00:42,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,644 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:42,645 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:42,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-21 22:00:42,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,665 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-21 22:00:42,668 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 [2021-12-21 22:00:42,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:00:42,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,674 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:42,675 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:42,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-21 22:00:42,691 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-21 22:00:42,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,692 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-21 22:00:42,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:42,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,708 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-21 22:00:42,708 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-21 22:00:42,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-21 22:00:42,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,739 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-21 22:00:42,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,748 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:42,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,748 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,749 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:42,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-21 22:00:42,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,784 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-21 22:00:42,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,794 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:42,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-21 22:00:42,795 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-21 22:00:42,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,813 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 [2021-12-21 22:00:42,813 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-21 22:00:42,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,814 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-21 22:00:42,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,827 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:42,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,850 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:42,850 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:42,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,889 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,919 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:42,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,920 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:42,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:42,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-21 22:00:42,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:42,949 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:42,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:42,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:42,970 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:42,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:42,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-21 22:00:42,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:42,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-21 22:00:42,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:42,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:42,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:42,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:42,993 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:42,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,035 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 [2021-12-21 22:00:43,035 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-21 22:00:43,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,051 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-21 22:00:43,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:43,084 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-21 22:00:43,084 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-21 22:00:43,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,160 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-21 22:00:43,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,169 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,169 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:43,170 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:43,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,215 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,247 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-21 22:00:43,247 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-21 22:00:43,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-21 22:00:43,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,282 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-21 22:00:43,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,283 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-21 22:00:43,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,291 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:43,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,292 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:43,298 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-21 22:00:43,298 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-21 22:00:43,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,364 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-21 22:00:43,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:43,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:43,393 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:43,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,411 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-21 22:00:43,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-21 22:00:43,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-21 22:00:43,421 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:00:43,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,448 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,448 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-21 22:00:43,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,450 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-21 22:00:43,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,459 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,459 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:43,470 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-21 22:00:43,470 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-21 22:00:43,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,521 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-21 22:00:43,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,531 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,532 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:43,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:43,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-21 22:00:43,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:00:43,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:00:43,554 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:00:43,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-21 22:00:43,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:00:43,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-21 22:00:43,563 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-21 22:00:43,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:00:43,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:00:43,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:00:43,563 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-21 22:00:43,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:00:43,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:00:43,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:00:43,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.12 10:00:43 BoogieIcfgContainer [2021-12-21 22:00:43,624 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-21 22:00:43,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 22:00:43,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 22:00:43,624 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 22:00:43,624 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:00:38" (3/4) ... [2021-12-21 22:00:43,626 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-21 22:00:43,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 22:00:43,627 INFO L158 Benchmark]: Toolchain (without parser) took 5957.95ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.3MB in the beginning and 40.5MB in the end (delta: 18.8MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2021-12-21 22:00:43,630 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 75.8MB in the beginning and 75.8MB in the end (delta: 83.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:00:43,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 141.66ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 50.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 22:00:43,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.83ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 22:00:43,630 INFO L158 Benchmark]: Boogie Preprocessor took 14.78ms. Allocated memory is still 96.5MB. Free memory was 49.0MB in the beginning and 48.2MB in the end (delta: 872.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:00:43,631 INFO L158 Benchmark]: RCFGBuilder took 187.09ms. Allocated memory is still 96.5MB. Free memory was 48.2MB in the beginning and 39.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 22:00:43,631 INFO L158 Benchmark]: BuchiAutomizer took 5589.42ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 39.1MB in the beginning and 40.5MB in the end (delta: -1.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2021-12-21 22:00:43,631 INFO L158 Benchmark]: Witness Printer took 2.07ms. Allocated memory is still 117.4MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:00:43,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 75.8MB in the beginning and 75.8MB in the end (delta: 83.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 141.66ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 50.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.83ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 14.78ms. Allocated memory is still 96.5MB. Free memory was 49.0MB in the beginning and 48.2MB in the end (delta: 872.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 187.09ms. Allocated memory is still 96.5MB. Free memory was 48.2MB in the beginning and 39.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5589.42ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 39.1MB in the beginning and 40.5MB in the end (delta: -1.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Witness Printer took 2.07ms. Allocated memory is still 117.4MB. Free memory is still 40.5MB. 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 5.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.4s. 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: inital64 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq151 hnf95 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 46ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - 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 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-21 22:00:43,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:43,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:44,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:44,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-21 22:00:44,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-21 22:00:44,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN