./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d38e7f8e829b6fb879eed3e9eda17afd63dbb323 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 13:57:07,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 13:57:07,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 13:57:07,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 13:57:07,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 13:57:07,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 13:57:07,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 13:57:07,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 13:57:07,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 13:57:07,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 13:57:07,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 13:57:07,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 13:57:07,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 13:57:07,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 13:57:07,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 13:57:07,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 13:57:07,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 13:57:07,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 13:57:07,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 13:57:07,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 13:57:07,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 13:57:07,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 13:57:07,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 13:57:07,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 13:57:07,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 13:57:07,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 13:57:07,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 13:57:07,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 13:57:07,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 13:57:07,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 13:57:07,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 13:57:07,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 13:57:07,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 13:57:07,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 13:57:07,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 13:57:07,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 13:57:07,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 13:57:07,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 13:57:07,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 13:57:07,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 13:57:07,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 13:57:07,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 13:57:07,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 13:57:07,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 13:57:07,981 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 13:57:07,981 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 13:57:07,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 13:57:07,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 13:57:07,983 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 13:57:07,983 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 13:57:07,983 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 13:57:07,984 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 13:57:07,984 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 13:57:07,985 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 13:57:07,985 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 13:57:07,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 13:57:07,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 13:57:07,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 13:57:07,986 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 13:57:07,987 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 13:57:08,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 13:57:08,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 13:57:08,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 13:57:08,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 13:57:08,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 13:57:08,008 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 13:57:08,009 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 13:57:08,009 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e7f8e829b6fb879eed3e9eda17afd63dbb323 [2021-08-27 13:57:08,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 13:57:08,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 13:57:08,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 13:57:08,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 13:57:08,305 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 13:57:08,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-08-27 13:57:08,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4458c5d2e/47be046ea2984de790ef1daddcb45990/FLAG09c3da7fe [2021-08-27 13:57:08,761 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 13:57:08,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-08-27 13:57:08,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4458c5d2e/47be046ea2984de790ef1daddcb45990/FLAG09c3da7fe [2021-08-27 13:57:08,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4458c5d2e/47be046ea2984de790ef1daddcb45990 [2021-08-27 13:57:08,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 13:57:08,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 13:57:08,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 13:57:08,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 13:57:08,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 13:57:08,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:08,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fffba00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08, skipping insertion in model container [2021-08-27 13:57:08,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:08,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 13:57:08,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 13:57:08,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 13:57:08,935 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 13:57:08,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 13:57:08,955 INFO L208 MainTranslator]: Completed translation [2021-08-27 13:57:08,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08 WrapperNode [2021-08-27 13:57:08,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 13:57:08,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 13:57:08,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 13:57:08,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 13:57:08,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:08,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 13:57:09,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 13:57:09,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 13:57:09,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 13:57:09,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 13:57:09,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 13:57:09,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 13:57:09,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 13:57:09,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (1/1) ... [2021-08-27 13:57:09,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:09,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:09,045 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) [2021-08-27 13:57:09,064 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 [2021-08-27 13:57:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 13:57:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 13:57:09,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 13:57:09,225 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-08-27 13:57:09,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:57:09 BoogieIcfgContainer [2021-08-27 13:57:09,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 13:57:09,228 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 13:57:09,228 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 13:57:09,231 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 13:57:09,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:57:09,232 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 01:57:08" (1/3) ... [2021-08-27 13:57:09,232 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c1bded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 01:57:09, skipping insertion in model container [2021-08-27 13:57:09,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:57:09,233 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:57:08" (2/3) ... [2021-08-27 13:57:09,233 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c1bded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 01:57:09, skipping insertion in model container [2021-08-27 13:57:09,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:57:09,234 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:57:09" (3/3) ... [2021-08-27 13:57:09,235 INFO L389 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-08-27 13:57:09,281 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 13:57:09,281 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 13:57:09,281 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 13:57:09,281 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 13:57:09,281 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 13:57:09,282 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 13:57:09,282 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 13:57:09,282 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 13:57:09,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-08-27 13:57:09,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-08-27 13:57:09,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 13:57:09,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 13:57:09,316 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-08-27 13:57:09,316 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-27 13:57:09,316 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 13:57:09,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-08-27 13:57:09,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-08-27 13:57:09,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 13:57:09,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 13:57:09,318 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-08-27 13:57:09,318 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-27 13:57:09,323 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 6#L14-2true [2021-08-27 13:57:09,323 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 6#L14-2true [2021-08-27 13:57:09,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:09,328 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-08-27 13:57:09,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:09,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48632943] [2021-08-27 13:57:09,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:09,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,398 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,416 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:09,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:09,419 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-08-27 13:57:09,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:09,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610857175] [2021-08-27 13:57:09,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:09,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,437 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,458 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:09,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:09,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-08-27 13:57:09,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:09,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933094410] [2021-08-27 13:57:09,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:09,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,481 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:09,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:09,753 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:57:09,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:57:09,754 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:57:09,754 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:57:09,754 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 13:57:09,754 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:09,755 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:57:09,755 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:57:09,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-08-27 13:57:09,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:57:09,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:57:09,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:09,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:09,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:10,252 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:57:10,253 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 13:57:10,255 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:10,261 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2021-08-27 13:57:10,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:57:10,269 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:10,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-27 13:57:10,296 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:57:10,297 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:57:10,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:10,322 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:10,324 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2021-08-27 13:57:10,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-27 13:57:10,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:57:10,336 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:10,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:10,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:10,378 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) [2021-08-27 13:57:10,380 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 [2021-08-27 13:57:10,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 13:57:10,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:10,451 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 13:57:10,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:10,464 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:57:10,464 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:57:10,464 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:57:10,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:57:10,464 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 13:57:10,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,464 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:57:10,464 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:57:10,464 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-08-27 13:57:10,465 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:57:10,465 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:57:10,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:10,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:10,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:10,803 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:57:10,807 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 13:57:10,809 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:10,817 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) [2021-08-27 13:57:10,822 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 [2021-08-27 13:57:10,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:10,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:10,831 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:10,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:10,848 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 [2021-08-27 13:57:10,888 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-08-27 13:57:10,888 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-08-27 13:57:10,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:10,946 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 [2021-08-27 13:57:10,947 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:10,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:10,948 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) [2021-08-27 13:57:10,949 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 [2021-08-27 13:57:10,951 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 [2021-08-27 13:57:10,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:10,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:10,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:10,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:10,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:10,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:57:10,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:10,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,002 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 [2021-08-27 13:57:11,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,005 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) [2021-08-27 13:57:11,015 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 [2021-08-27 13:57:11,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:11,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:11,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:57:11,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,063 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 [2021-08-27 13:57:11,064 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-08-27 13:57:11,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,066 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) [2021-08-27 13:57:11,068 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 [2021-08-27 13:57:11,069 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 [2021-08-27 13:57:11,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,077 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:11,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,123 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-08-27 13:57:11,123 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-08-27 13:57:11,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,189 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 [2021-08-27 13:57:11,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,190 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) [2021-08-27 13:57:11,191 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 [2021-08-27 13:57:11,192 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 [2021-08-27 13:57:11,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,199 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,200 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:11,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,223 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 [2021-08-27 13:57:11,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,225 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) [2021-08-27 13:57:11,227 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 [2021-08-27 13:57:11,227 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 [2021-08-27 13:57:11,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,234 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,235 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:11,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,253 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 [2021-08-27 13:57:11,254 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-08-27 13:57:11,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,255 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) [2021-08-27 13:57:11,256 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 [2021-08-27 13:57:11,256 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 [2021-08-27 13:57:11,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,266 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:11,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:11,337 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:11,338 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:11,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,413 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 [2021-08-27 13:57:11,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,414 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) [2021-08-27 13:57:11,415 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 [2021-08-27 13:57:11,416 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 [2021-08-27 13:57:11,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,423 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:11,424 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:11,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,445 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 [2021-08-27 13:57:11,446 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,446 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) [2021-08-27 13:57:11,448 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 [2021-08-27 13:57:11,448 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 [2021-08-27 13:57:11,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:11,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:11,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-08-27 13:57:11,474 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-08-27 13:57:11,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,475 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) [2021-08-27 13:57:11,476 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 [2021-08-27 13:57:11,477 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 [2021-08-27 13:57:11,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,484 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:11,484 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:11,541 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-08-27 13:57:11,542 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-08-27 13:57:11,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,647 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 [2021-08-27 13:57:11,647 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,648 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) [2021-08-27 13:57:11,649 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 [2021-08-27 13:57:11,650 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 [2021-08-27 13:57:11,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,657 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:11,658 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:11,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,693 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 [2021-08-27 13:57:11,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,694 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) [2021-08-27 13:57:11,703 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 [2021-08-27 13:57:11,703 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 [2021-08-27 13:57:11,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:11,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:11,711 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:11,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-08-27 13:57:11,730 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-08-27 13:57:11,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,732 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) [2021-08-27 13:57:11,733 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 [2021-08-27 13:57:11,734 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 [2021-08-27 13:57:11,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:11,741 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:11,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,741 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:11,741 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,780 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-08-27 13:57:11,780 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-08-27 13:57:11,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:11,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,865 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) [2021-08-27 13:57:11,866 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 [2021-08-27 13:57:11,868 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 [2021-08-27 13:57:11,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:11,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:11,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,878 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:11,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:11,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,916 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) [2021-08-27 13:57:11,916 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 [2021-08-27 13:57:11,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:11,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:11,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:11,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:11,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:11,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:11,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:11,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:11,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:11,965 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 [2021-08-27 13:57:11,965 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-08-27 13:57:11,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:11,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:11,969 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) [2021-08-27 13:57:11,973 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 [2021-08-27 13:57:11,974 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 [2021-08-27 13:57:11,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:11,981 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:11,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:11,982 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:11,982 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,025 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:12,026 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:12,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,185 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 [2021-08-27 13:57:12,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,186 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) [2021-08-27 13:57:12,199 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 [2021-08-27 13:57:12,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:12,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,209 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:12,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,210 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,211 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:12,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,241 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 [2021-08-27 13:57:12,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,243 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) [2021-08-27 13:57:12,244 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 [2021-08-27 13:57:12,245 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 [2021-08-27 13:57:12,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,251 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:12,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:12,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-08-27 13:57:12,272 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-08-27 13:57:12,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,273 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) [2021-08-27 13:57:12,275 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 [2021-08-27 13:57:12,276 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 [2021-08-27 13:57:12,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,282 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:12,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,283 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:12,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:12,337 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-08-27 13:57:12,338 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-08-27 13:57:12,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,463 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 [2021-08-27 13:57:12,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,464 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) [2021-08-27 13:57:12,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:12,476 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:12,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,477 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:12,478 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:12,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,482 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 [2021-08-27 13:57:12,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,523 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 [2021-08-27 13:57:12,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,525 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) [2021-08-27 13:57:12,526 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 [2021-08-27 13:57:12,527 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 [2021-08-27 13:57:12,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,535 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:12,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,535 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:12,536 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:12,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,578 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 [2021-08-27 13:57:12,579 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-08-27 13:57:12,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,580 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) [2021-08-27 13:57:12,581 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 [2021-08-27 13:57:12,582 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 [2021-08-27 13:57:12,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:12,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,590 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:12,590 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,645 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:12,646 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:12,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:12,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,736 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) [2021-08-27 13:57:12,737 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 [2021-08-27 13:57:12,738 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 [2021-08-27 13:57:12,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,745 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:12,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:12,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:12,783 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,784 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) [2021-08-27 13:57:12,789 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 [2021-08-27 13:57:12,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:12,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:12,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:12,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:12,797 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:12,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:12,800 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 [2021-08-27 13:57:12,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:12,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:12,835 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-08-27 13:57:12,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:12,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:12,837 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) [2021-08-27 13:57:12,838 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 [2021-08-27 13:57:12,839 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 [2021-08-27 13:57:12,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:12,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:12,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:12,847 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:12,847 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:12,911 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-08-27 13:57:12,911 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-08-27 13:57:13,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:13,061 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 [2021-08-27 13:57:13,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,063 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) [2021-08-27 13:57:13,070 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 [2021-08-27 13:57:13,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:13,077 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:13,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:13,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:13,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:13,077 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:13,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:57:13,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:13,082 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 [2021-08-27 13:57:13,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:13,117 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 [2021-08-27 13:57:13,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,118 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) [2021-08-27 13:57:13,118 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 [2021-08-27 13:57:13,120 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 [2021-08-27 13:57:13,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:13,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:13,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:13,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:13,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:13,126 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:13,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:57:13,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:13,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:13,144 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 [2021-08-27 13:57:13,145 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-08-27 13:57:13,145 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 6#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 6#L14-2true [2021-08-27 13:57:13,145 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 6#L14-2true [2021-08-27 13:57:13,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:13,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-08-27 13:57:13,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:13,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067728350] [2021-08-27 13:57:13,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:13,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,152 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,157 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:13,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:13,158 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-08-27 13:57:13,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:13,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972200867] [2021-08-27 13:57:13,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:13,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,163 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,167 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:13,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:57:13,168 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-08-27 13:57:13,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:57:13,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869000249] [2021-08-27 13:57:13,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:57:13,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:57:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,180 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:57:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:57:13,191 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:57:13,313 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:57:13,313 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:57:13,313 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:57:13,314 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:57:13,314 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 13:57:13,314 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,314 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:57:13,314 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:57:13,314 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-08-27 13:57:13,314 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:57:13,314 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:57:13,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:13,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:13,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:13,680 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:57:13,680 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 13:57:13,680 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,693 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) [2021-08-27 13:57:13,694 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 [2021-08-27 13:57:13,695 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:57:13,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:13,717 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:57:13,718 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:57:13,741 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 [2021-08-27 13:57:13,742 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,743 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) [2021-08-27 13:57:13,744 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 [2021-08-27 13:57:13,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:57:13,745 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:13,761 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:57:13,761 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:57:13,779 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 [2021-08-27 13:57:13,779 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,781 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) [2021-08-27 13:57:13,781 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 [2021-08-27 13:57:13,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:57:13,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:13,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-08-27 13:57:13,809 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:13,809 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) [2021-08-27 13:57:13,810 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 [2021-08-27 13:57:13,812 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 13:57:13,812 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:57:13,913 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 13:57:13,916 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 [2021-08-27 13:57:13,916 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:57:13,916 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:57:13,916 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:57:13,916 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:57:13,917 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 13:57:13,917 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:13,917 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:57:13,917 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:57:13,917 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-08-27 13:57:13,917 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:57:13,917 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:57:13,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:13,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:13,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:57:14,255 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:57:14,256 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 13:57:14,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,261 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) [2021-08-27 13:57:14,262 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 [2021-08-27 13:57:14,264 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 [2021-08-27 13:57:14,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:14,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:57:14,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,315 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 [2021-08-27 13:57:14,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,317 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) [2021-08-27 13:57:14,318 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 [2021-08-27 13:57:14,320 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 [2021-08-27 13:57:14,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:14,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:57:14,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,374 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 [2021-08-27 13:57:14,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,377 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) [2021-08-27 13:57:14,385 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 [2021-08-27 13:57:14,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,393 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:14,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:57:14,412 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 [2021-08-27 13:57:14,418 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-08-27 13:57:14,418 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-08-27 13:57:14,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,492 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 [2021-08-27 13:57:14,493 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-08-27 13:57:14,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,494 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) [2021-08-27 13:57:14,495 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 [2021-08-27 13:57:14,497 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 [2021-08-27 13:57:14,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,505 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:14,505 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:14,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:14,546 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,547 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) [2021-08-27 13:57:14,551 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 [2021-08-27 13:57:14,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,560 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:14,561 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:14,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,562 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 [2021-08-27 13:57:14,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:14,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,598 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) [2021-08-27 13:57:14,600 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 [2021-08-27 13:57:14,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:14,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,609 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:14,610 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:14,644 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-08-27 13:57:14,644 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-08-27 13:57:14,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,711 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 [2021-08-27 13:57:14,711 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-08-27 13:57:14,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,713 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) [2021-08-27 13:57:14,714 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 [2021-08-27 13:57:14,755 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 [2021-08-27 13:57:14,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:14,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:14,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,800 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 [2021-08-27 13:57:14,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,803 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) [2021-08-27 13:57:14,804 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 [2021-08-27 13:57:14,806 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 [2021-08-27 13:57:14,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:14,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:14,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:14,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:14,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:14,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:14,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:14,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:14,857 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:57:14,865 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 [2021-08-27 13:57:14,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:14,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:14,874 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:14,874 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:14,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-08-27 13:57:14,928 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:14,928 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:14,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,009 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-08-27 13:57:15,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,010 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:57:15,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-08-27 13:57:15,013 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 [2021-08-27 13:57:15,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:15,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,021 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,022 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:15,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,058 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:57:15,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-08-27 13:57:15,060 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 [2021-08-27 13:57:15,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:15,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,068 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:15,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,104 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,109 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) [2021-08-27 13:57:15,112 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 [2021-08-27 13:57:15,113 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 [2021-08-27 13:57:15,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:57:15,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,123 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:15,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,183 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-08-27 13:57:15,183 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-08-27 13:57:15,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,279 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 [2021-08-27 13:57:15,279 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-08-27 13:57:15,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,280 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) [2021-08-27 13:57:15,293 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 [2021-08-27 13:57:15,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:15,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:15,302 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:15,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,304 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 [2021-08-27 13:57:15,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,336 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) [2021-08-27 13:57:15,338 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 [2021-08-27 13:57:15,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:15,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,348 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:15,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:15,349 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:57:15,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,383 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) [2021-08-27 13:57:15,384 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 [2021-08-27 13:57:15,386 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 [2021-08-27 13:57:15,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,393 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:15,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,394 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:15,394 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:57:15,439 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-08-27 13:57:15,439 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-08-27 13:57:15,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,528 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-08-27 13:57:15,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,530 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) [2021-08-27 13:57:15,537 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 [2021-08-27 13:57:15,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,546 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:15,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:15,548 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:15,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,550 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 [2021-08-27 13:57:15,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,583 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 [2021-08-27 13:57:15,583 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,585 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) [2021-08-27 13:57:15,588 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 [2021-08-27 13:57:15,590 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 [2021-08-27 13:57:15,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,599 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:15,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:15,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:15,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,640 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 [2021-08-27 13:57:15,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,642 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) [2021-08-27 13:57:15,643 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 [2021-08-27 13:57:15,644 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 [2021-08-27 13:57:15,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,653 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:57:15,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,653 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:15,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:15,699 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:15,699 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:15,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,802 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 [2021-08-27 13:57:15,802 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-08-27 13:57:15,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,803 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) [2021-08-27 13:57:15,809 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 [2021-08-27 13:57:15,810 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 [2021-08-27 13:57:15,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:15,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,817 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:15,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:15,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,835 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) [2021-08-27 13:57:15,836 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 [2021-08-27 13:57:15,837 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 [2021-08-27 13:57:15,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:15,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:15,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:15,844 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,845 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:57:15,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:15,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:15,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-08-27 13:57:15,864 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:15,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:15,865 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) [2021-08-27 13:57:15,867 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 [2021-08-27 13:57:15,868 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 [2021-08-27 13:57:15,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:15,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:15,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:15,875 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:15,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:57:15,940 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-08-27 13:57:15,940 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-08-27 13:57:16,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:16,077 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-08-27 13:57:16,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,078 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) [2021-08-27 13:57:16,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:16,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:16,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:16,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:16,092 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:16,093 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:16,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:16,096 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 [2021-08-27 13:57:16,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-08-27 13:57:16,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,133 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) [2021-08-27 13:57:16,133 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 [2021-08-27 13:57:16,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:16,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,141 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:16,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:16,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:16,142 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:16,142 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:57:16,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:16,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-08-27 13:57:16,170 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,171 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) [2021-08-27 13:57:16,172 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 [2021-08-27 13:57:16,174 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 [2021-08-27 13:57:16,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:57:16,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,181 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:16,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:57:16,224 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-08-27 13:57:16,224 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-08-27 13:57:16,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-08-27 13:57:16,337 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-08-27 13:57:16,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,338 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) [2021-08-27 13:57:16,339 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 [2021-08-27 13:57:16,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:57:16,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,347 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:16,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:16,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:16,348 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:16,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:57:16,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:16,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-08-27 13:57:16,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,374 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) [2021-08-27 13:57:16,375 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 [2021-08-27 13:57:16,376 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 [2021-08-27 13:57:16,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:16,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:57:16,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:57:16,382 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:16,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:57:16,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:57:16,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-08-27 13:57:16,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:57:16,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:57:16,417 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) [2021-08-27 13:57:16,418 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 [2021-08-27 13:57:16,419 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 [2021-08-27 13:57:16,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:57:16,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:57:16,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:57:16,426 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-08-27 13:57:16,426 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:57:16,518 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-08-27 13:57:16,518 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-08-27 13:57:16,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:57:16,753 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 [2021-08-27 13:57:16,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 01:57:16 BoogieIcfgContainer [2021-08-27 13:57:16,757 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 13:57:16,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 13:57:16,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 13:57:16,758 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 13:57:16,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:57:09" (3/4) ... [2021-08-27 13:57:16,760 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 13:57:16,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 13:57:16,761 INFO L168 Benchmark]: Toolchain (without parser) took 7977.22 ms. Allocated memory was 77.6 MB in the beginning and 136.3 MB in the end (delta: 58.7 MB). Free memory was 44.0 MB in the beginning and 94.2 MB in the end (delta: -50.2 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-08-27 13:57:16,761 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 77.6 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 72.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 13:57:16,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.03 ms. Allocated memory is still 77.6 MB. Free memory was 43.8 MB in the beginning and 56.2 MB in the end (delta: -12.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 13:57:16,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.66 ms. Allocated memory is still 77.6 MB. Free memory was 56.2 MB in the beginning and 62.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 13:57:16,762 INFO L168 Benchmark]: Boogie Preprocessor took 13.20 ms. Allocated memory is still 77.6 MB. Free memory was 62.8 MB in the beginning and 61.9 MB in the end (delta: 911.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 13:57:16,762 INFO L168 Benchmark]: RCFGBuilder took 203.90 ms. Allocated memory is still 77.6 MB. Free memory was 61.9 MB in the beginning and 53.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-27 13:57:16,763 INFO L168 Benchmark]: BuchiAutomizer took 7529.18 ms. Allocated memory was 77.6 MB in the beginning and 136.3 MB in the end (delta: 58.7 MB). Free memory was 53.6 MB in the beginning and 94.2 MB in the end (delta: -40.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. [2021-08-27 13:57:16,763 INFO L168 Benchmark]: Witness Printer took 2.65 ms. Allocated memory is still 136.3 MB. Free memory is still 94.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 13:57:16,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 77.6 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 72.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 171.03 ms. Allocated memory is still 77.6 MB. Free memory was 43.8 MB in the beginning and 56.2 MB in the end (delta: -12.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.66 ms. Allocated memory is still 77.6 MB. Free memory was 56.2 MB in the beginning and 62.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 13.20 ms. Allocated memory is still 77.6 MB. Free memory was 62.8 MB in the beginning and 61.9 MB in the end (delta: 911.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 203.90 ms. Allocated memory is still 77.6 MB. Free memory was 61.9 MB in the beginning and 53.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7529.18 ms. Allocated memory was 77.6 MB in the beginning and 136.3 MB in the end (delta: 58.7 MB). Free memory was 53.6 MB in the beginning and 94.2 MB in the end (delta: -40.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. * Witness Printer took 2.65 ms. Allocated memory is still 136.3 MB. Free memory is still 94.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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 7.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.4s. 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: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital63 mio100 ax100 hnf100 lsp165 ukn66 mio100 lsp100 div198 bol100 ite100 ukn100 eq137 hnf60 smp89 dnf264 smp58 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 312ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2;" "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" Loop: "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2021-08-27 13:57:16,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...