./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:48:47,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:48:47,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:48:47,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:48:47,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:48:47,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:48:47,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:48:47,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:48:47,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:48:47,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:48:47,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:48:47,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:48:47,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:48:47,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:48:47,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:48:47,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:48:47,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:48:47,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:48:47,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:48:47,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:48:47,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:48:47,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:48:47,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:48:47,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:48:47,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:48:47,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:48:47,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:48:47,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:48:47,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:48:47,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:48:47,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:48:47,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:48:47,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:48:47,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:48:47,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:48:47,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:48:47,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:48:47,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:48:47,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:48:47,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:48:47,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:48:47,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-14 23:48:47,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:48:47,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:48:47,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:48:47,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:48:47,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:48:47,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:48:47,891 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:48:47,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:48:47,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:48:47,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:48:47,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:48:47,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:48:47,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:48:47,893 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:48:47,893 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:48:47,893 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db [2021-12-14 23:48:48,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:48:48,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:48:48,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:48:48,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:48:48,118 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:48:48,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-14 23:48:48,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd385207/1e6b2891062c4aacb8ccdcef774016e9/FLAG1a566f302 [2021-12-14 23:48:48,487 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:48:48,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-14 23:48:48,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd385207/1e6b2891062c4aacb8ccdcef774016e9/FLAG1a566f302 [2021-12-14 23:48:48,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd385207/1e6b2891062c4aacb8ccdcef774016e9 [2021-12-14 23:48:48,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:48:48,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:48:48,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:48:48,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:48:48,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:48:48,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:48:48" (1/1) ... [2021-12-14 23:48:48,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c7b7f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:48, skipping insertion in model container [2021-12-14 23:48:48,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:48:48" (1/1) ... [2021-12-14 23:48:48,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:48:48,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:48:49,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-12-14 23:48:49,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:48:49,091 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:48:49,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-12-14 23:48:49,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:48:49,139 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:48:49,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49 WrapperNode [2021-12-14 23:48:49,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:48:49,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:48:49,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:48:49,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:48:49,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,168 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 258 [2021-12-14 23:48:49,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:48:49,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:48:49,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:48:49,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:48:49,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:48:49,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:48:49,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:48:49,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:48:49,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (1/1) ... [2021-12-14 23:48:49,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:49,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:49,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:49,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-14 23:48:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 23:48:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 23:48:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:48:49,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:48:49,356 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:48:49,357 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:48:49,621 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:48:49,626 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:48:49,626 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 23:48:49,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:48:49 BoogieIcfgContainer [2021-12-14 23:48:49,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:48:49,629 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:48:49,629 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:48:49,631 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:48:49,632 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:48:49,632 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:48:48" (1/3) ... [2021-12-14 23:48:49,632 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@265aabab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:48:49, skipping insertion in model container [2021-12-14 23:48:49,634 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:48:49,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:49" (2/3) ... [2021-12-14 23:48:49,635 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@265aabab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:48:49, skipping insertion in model container [2021-12-14 23:48:49,635 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:48:49,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:48:49" (3/3) ... [2021-12-14 23:48:49,636 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-12-14 23:48:49,667 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:48:49,668 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:48:49,668 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:48:49,668 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:48:49,668 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:48:49,668 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:48:49,668 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:48:49,668 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:48:49,686 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:49,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2021-12-14 23:48:49,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:48:49,700 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:48:49,705 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:49,705 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:49,705 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:48:49,706 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:49,709 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2021-12-14 23:48:49,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:48:49,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:48:49,721 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:49,721 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:49,726 INFO L791 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 46#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 26#L166true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 14#L166-1true init_#res#1 := init_~tmp~0#1; 5#L259true main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 60#L24true assume !(0 == assume_abort_if_not_~cond#1); 15#L23true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 42#L325-2true [2021-12-14 23:48:49,730 INFO L793 eck$LassoCheckResult]: Loop: 42#L325-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 44#L66true assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 75#L70true assume !(node1_~m1~0#1 != ~nomsg~0); 30#L70-1true ~mode1~0 := 0; 50#L66-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 52#L92true assume !(0 != ~mode2~0 % 256); 19#L105true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 51#L105-2true ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 71#L92-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 11#L117true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 57#L120true assume !(node3_~m3~0#1 != ~nomsg~0); 58#L120-1true ~mode3~0 := 0; 25#L117-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 40#L142true assume !(0 != ~mode4~0 % 256); 59#L155true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 36#L155-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 32#L142-2true assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 27#L267true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 45#L267-1true check_#res#1 := check_~tmp~1#1; 73#L287true main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6#L351true assume !(0 == assert_~arg#1 % 256); 56#L346true assume { :end_inline_assert } true; 42#L325-2true [2021-12-14 23:48:49,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:49,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1932780748, now seen corresponding path program 1 times [2021-12-14 23:48:49,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:49,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609944497] [2021-12-14 23:48:49,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:49,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:48:49,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:48:49,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:48:49,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609944497] [2021-12-14 23:48:49,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609944497] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:48:49,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:48:49,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:48:49,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439771166] [2021-12-14 23:48:49,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:48:49,881 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:48:49,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:49,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1219507551, now seen corresponding path program 1 times [2021-12-14 23:48:49,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:49,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296490180] [2021-12-14 23:48:49,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:48:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:48:50,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:48:50,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296490180] [2021-12-14 23:48:50,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296490180] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:48:50,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:48:50,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:48:50,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2648064] [2021-12-14 23:48:50,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:48:50,065 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:48:50,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:48:50,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:48:50,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:48:50,091 INFO L87 Difference]: Start difference. First operand has 76 states, 75 states have (on average 1.6933333333333334) internal successors, (127), 75 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 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) [2021-12-14 23:48:50,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:48:50,139 INFO L93 Difference]: Finished difference Result 75 states and 122 transitions. [2021-12-14 23:48:50,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 23:48:50,144 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 122 transitions. [2021-12-14 23:48:50,146 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-14 23:48:50,148 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 71 states and 96 transitions. [2021-12-14 23:48:50,149 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-14 23:48:50,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-14 23:48:50,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 96 transitions. [2021-12-14 23:48:50,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:48:50,150 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-14 23:48:50,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 96 transitions. [2021-12-14 23:48:50,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-14 23:48:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.352112676056338) internal successors, (96), 70 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2021-12-14 23:48:50,176 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-14 23:48:50,176 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 96 transitions. [2021-12-14 23:48:50,177 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:48:50,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 96 transitions. [2021-12-14 23:48:50,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-14 23:48:50,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:48:50,182 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:48:50,183 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,183 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,184 INFO L791 eck$LassoCheckResult]: Stem: 235#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 228#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 212#L166 assume 0 == ~r1~0 % 256; 203#L167 assume ~id1~0 >= 0; 181#L168 assume 0 == ~st1~0; 182#L169 assume ~send1~0 == ~id1~0; 239#L170 assume 0 == ~mode1~0 % 256; 233#L171 assume ~id2~0 >= 0; 229#L172 assume 0 == ~st2~0; 230#L173 assume ~send2~0 == ~id2~0; 237#L174 assume 0 == ~mode2~0 % 256; 177#L175 assume ~id3~0 >= 0; 178#L176 assume 0 == ~st3~0; 234#L177 assume ~send3~0 == ~id3~0; 218#L178 assume 0 == ~mode3~0 % 256; 219#L179 assume ~id4~0 >= 0; 169#L180 assume 0 == ~st4~0; 170#L181 assume ~send4~0 == ~id4~0; 215#L182 assume 0 == ~mode4~0 % 256; 217#L183 assume ~id1~0 != ~id2~0; 194#L184 assume ~id1~0 != ~id3~0; 195#L185 assume ~id1~0 != ~id4~0; 221#L186 assume ~id2~0 != ~id3~0; 236#L187 assume ~id2~0 != ~id4~0; 196#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 189#L166-1 init_#res#1 := init_~tmp~0#1; 173#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 174#L24 assume !(0 == assume_abort_if_not_~cond#1); 192#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 193#L325-2 [2021-12-14 23:48:50,184 INFO L793 eck$LassoCheckResult]: Loop: 193#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 225#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 226#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 180#L70-1 ~mode1~0 := 0; 199#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 232#L92 assume !(0 != ~mode2~0 % 256); 197#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 198#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 222#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 183#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 191#L120-1 ~mode3~0 := 0; 210#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 211#L142 assume !(0 != ~mode4~0 % 256); 224#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 220#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 216#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 213#L267 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 176#L267-1 check_#res#1 := check_~tmp~1#1; 227#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 171#L351 assume !(0 == assert_~arg#1 % 256); 172#L346 assume { :end_inline_assert } true; 193#L325-2 [2021-12-14 23:48:50,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,184 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 1 times [2021-12-14 23:48:50,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704043528] [2021-12-14 23:48:50,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,203 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:48:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:48:50,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1219507551, now seen corresponding path program 2 times [2021-12-14 23:48:50,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378573852] [2021-12-14 23:48:50,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:48:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:48:50,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:48:50,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378573852] [2021-12-14 23:48:50,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378573852] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:48:50,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:48:50,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:48:50,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979476999] [2021-12-14 23:48:50,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:48:50,299 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:48:50,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:48:50,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:48:50,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:48:50,299 INFO L87 Difference]: Start difference. First operand 71 states and 96 transitions. cyclomatic complexity: 26 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:50,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:48:50,330 INFO L93 Difference]: Finished difference Result 74 states and 98 transitions. [2021-12-14 23:48:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 23:48:50,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 98 transitions. [2021-12-14 23:48:50,332 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-14 23:48:50,332 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 71 states and 93 transitions. [2021-12-14 23:48:50,332 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-14 23:48:50,333 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-14 23:48:50,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 93 transitions. [2021-12-14 23:48:50,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:48:50,333 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-14 23:48:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 93 transitions. [2021-12-14 23:48:50,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-14 23:48:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 70 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2021-12-14 23:48:50,336 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-14 23:48:50,336 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 93 transitions. [2021-12-14 23:48:50,336 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-14 23:48:50,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 93 transitions. [2021-12-14 23:48:50,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 42 [2021-12-14 23:48:50,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:48:50,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:48:50,338 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,338 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,338 INFO L791 eck$LassoCheckResult]: Stem: 392#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 385#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 369#L166 assume 0 == ~r1~0 % 256; 360#L167 assume ~id1~0 >= 0; 338#L168 assume 0 == ~st1~0; 339#L169 assume ~send1~0 == ~id1~0; 396#L170 assume 0 == ~mode1~0 % 256; 390#L171 assume ~id2~0 >= 0; 386#L172 assume 0 == ~st2~0; 387#L173 assume ~send2~0 == ~id2~0; 394#L174 assume 0 == ~mode2~0 % 256; 334#L175 assume ~id3~0 >= 0; 335#L176 assume 0 == ~st3~0; 391#L177 assume ~send3~0 == ~id3~0; 375#L178 assume 0 == ~mode3~0 % 256; 376#L179 assume ~id4~0 >= 0; 326#L180 assume 0 == ~st4~0; 327#L181 assume ~send4~0 == ~id4~0; 372#L182 assume 0 == ~mode4~0 % 256; 374#L183 assume ~id1~0 != ~id2~0; 351#L184 assume ~id1~0 != ~id3~0; 352#L185 assume ~id1~0 != ~id4~0; 378#L186 assume ~id2~0 != ~id3~0; 393#L187 assume ~id2~0 != ~id4~0; 353#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 346#L166-1 init_#res#1 := init_~tmp~0#1; 328#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 329#L24 assume !(0 == assume_abort_if_not_~cond#1); 347#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 348#L325-2 [2021-12-14 23:48:50,338 INFO L793 eck$LassoCheckResult]: Loop: 348#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 382#L66 assume !(0 != ~mode1~0 % 256); 344#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 345#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 356#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 389#L92 assume !(0 != ~mode2~0 % 256); 354#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 355#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 379#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 340#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 341#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 350#L120-1 ~mode3~0 := 0; 367#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 368#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 380#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 358#L145-1 ~mode4~0 := 0; 373#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 370#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 364#L268 assume ~r1~0 % 256 >= 4; 365#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 333#L267-1 check_#res#1 := check_~tmp~1#1; 384#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 330#L351 assume !(0 == assert_~arg#1 % 256); 331#L346 assume { :end_inline_assert } true; 348#L325-2 [2021-12-14 23:48:50,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,339 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 2 times [2021-12-14 23:48:50,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614752193] [2021-12-14 23:48:50,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,351 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:48:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,366 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:48:50,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,367 INFO L85 PathProgramCache]: Analyzing trace with hash 851750321, now seen corresponding path program 1 times [2021-12-14 23:48:50,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268183425] [2021-12-14 23:48:50,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:48:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:48:50,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:48:50,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268183425] [2021-12-14 23:48:50,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268183425] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:48:50,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:48:50,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:48:50,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904185423] [2021-12-14 23:48:50,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:48:50,388 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:48:50,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:48:50,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:48:50,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:48:50,389 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. cyclomatic complexity: 23 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:50,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:48:50,404 INFO L93 Difference]: Finished difference Result 107 states and 146 transitions. [2021-12-14 23:48:50,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:48:50,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 146 transitions. [2021-12-14 23:48:50,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-12-14 23:48:50,406 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 107 states and 146 transitions. [2021-12-14 23:48:50,406 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 107 [2021-12-14 23:48:50,407 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 107 [2021-12-14 23:48:50,407 INFO L73 IsDeterministic]: Start isDeterministic. Operand 107 states and 146 transitions. [2021-12-14 23:48:50,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:48:50,407 INFO L681 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-14 23:48:50,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states and 146 transitions. [2021-12-14 23:48:50,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-12-14 23:48:50,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.3644859813084111) internal successors, (146), 106 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:48:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 146 transitions. [2021-12-14 23:48:50,411 INFO L704 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-14 23:48:50,411 INFO L587 BuchiCegarLoop]: Abstraction has 107 states and 146 transitions. [2021-12-14 23:48:50,411 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-14 23:48:50,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 146 transitions. [2021-12-14 23:48:50,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-12-14 23:48:50,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:48:50,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:48:50,413 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,413 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:48:50,413 INFO L791 eck$LassoCheckResult]: Stem: 580#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 572#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 552#L166 assume 0 == ~r1~0 % 256; 541#L167 assume ~id1~0 >= 0; 520#L168 assume 0 == ~st1~0; 521#L169 assume ~send1~0 == ~id1~0; 584#L170 assume 0 == ~mode1~0 % 256; 576#L171 assume ~id2~0 >= 0; 573#L172 assume 0 == ~st2~0; 574#L173 assume ~send2~0 == ~id2~0; 582#L174 assume 0 == ~mode2~0 % 256; 518#L175 assume ~id3~0 >= 0; 519#L176 assume 0 == ~st3~0; 578#L177 assume ~send3~0 == ~id3~0; 559#L178 assume 0 == ~mode3~0 % 256; 560#L179 assume ~id4~0 >= 0; 510#L180 assume 0 == ~st4~0; 511#L181 assume ~send4~0 == ~id4~0; 555#L182 assume 0 == ~mode4~0 % 256; 558#L183 assume ~id1~0 != ~id2~0; 535#L184 assume ~id1~0 != ~id3~0; 536#L185 assume ~id1~0 != ~id4~0; 562#L186 assume ~id2~0 != ~id3~0; 581#L187 assume ~id2~0 != ~id4~0; 537#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 530#L166-1 init_#res#1 := init_~tmp~0#1; 512#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 513#L24 assume !(0 == assume_abort_if_not_~cond#1); 531#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 532#L325-2 [2021-12-14 23:48:50,413 INFO L793 eck$LassoCheckResult]: Loop: 532#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 614#L66 assume !(0 != ~mode1~0 % 256); 613#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 612#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 556#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 611#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 609#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 605#L95-1 ~mode2~0 := 0; 604#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 603#L117 assume !(0 != ~mode3~0 % 256); 599#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 598#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 596#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 595#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 592#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 590#L145-1 ~mode4~0 := 0; 588#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 587#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 586#L268 assume !(~r1~0 % 256 >= 4); 566#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 567#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 616#L267-1 check_#res#1 := check_~tmp~1#1; 615#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 514#L351 assume !(0 == assert_~arg#1 % 256); 515#L346 assume { :end_inline_assert } true; 532#L325-2 [2021-12-14 23:48:50,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,414 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 3 times [2021-12-14 23:48:50,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281990598] [2021-12-14 23:48:50,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,424 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:48:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,437 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:48:50,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,438 INFO L85 PathProgramCache]: Analyzing trace with hash -340218129, now seen corresponding path program 1 times [2021-12-14 23:48:50,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434865104] [2021-12-14 23:48:50,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,447 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:48:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:48:50,456 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:48:50,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:48:50,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1298328247, now seen corresponding path program 1 times [2021-12-14 23:48:50,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:48:50,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493983794] [2021-12-14 23:48:50,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:48:50,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:48:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:48:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:48:50,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:48:50,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493983794] [2021-12-14 23:48:50,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493983794] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:48:50,498 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:48:50,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:48:50,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99604085] [2021-12-14 23:48:50,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:48:51,083 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:48:51,083 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:48:51,083 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:48:51,083 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:48:51,083 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:48:51,084 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:51,084 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:48:51,084 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:48:51,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-14 23:48:51,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:48:51,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:48:51,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:51,430 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-14 23:48:54,776 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:48:54,777 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:48:54,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:54,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:54,780 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) [2021-12-14 23:48:54,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:48:54,787 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:48:54,808 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 [2021-12-14 23:48:54,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-14 23:48:54,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:54,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:54,833 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) [2021-12-14 23:48:54,833 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 [2021-12-14 23:48:54,835 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:48:54,835 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:48:54,943 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:48:54,948 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 [2021-12-14 23:48:54,949 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:48:54,949 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:48:54,949 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:48:54,949 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:48:54,949 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:48:54,949 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:54,949 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:48:54,949 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:48:54,949 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-14 23:48:54,949 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:48:54,949 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:48:54,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:54,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:54,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:54,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:54,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:54,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:48:55,312 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-14 23:48:58,675 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:48:58,679 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:48:58,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,690 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-14 23:48:58,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:58,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:58,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:58,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:58,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:58,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:58,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,722 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-14 23:48:58,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:58,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:58,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:58,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:58,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:58,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-14 23:48:58,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,762 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:58,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:58,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:58,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:58,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-14 23:48:58,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:58,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:58,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,804 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-14 23:48:58,806 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 [2021-12-14 23:48:58,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:58,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:58,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:58,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:58,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:58,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,841 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-14 23:48:58,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:58,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:58,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:58,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:58,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:58,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:58,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:58,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:58,869 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:58,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-14 23:48:58,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:58,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:58,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:58,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:58,881 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:48:58,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:58,993 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-14 23:48:58,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,077 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-14 23:48:59,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-14 23:48:59,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,126 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-14 23:48:59,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,176 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-14 23:48:59,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,202 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-14 23:48:59,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,243 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-14 23:48:59,245 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 [2021-12-14 23:48:59,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,328 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-14 23:48:59,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,368 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-14 23:48:59,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,414 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-14 23:48:59,416 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 [2021-12-14 23:48:59,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:48:59,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:48:59,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,462 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:48:59,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,465 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,476 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,477 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-14 23:48:59,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,506 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 [2021-12-14 23:48:59,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,508 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-14 23:48:59,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,518 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-14 23:48:59,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,549 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,562 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,563 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-14 23:48:59,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,593 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-14 23:48:59,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,605 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,638 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-14 23:48:59,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,647 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,647 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,670 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-14 23:48:59,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,680 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:48:59,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,781 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-14 23:48:59,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,932 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:48:59,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:48:59,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:48:59,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:48:59,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:48:59,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:48:59,941 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:48:59,941 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:48:59,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:48:59,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-14 23:48:59,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:48:59,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-14 23:48:59,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:48:59,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:48:59,995 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-14 23:49:00,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,023 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,092 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-14 23:49:00,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,100 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,101 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,146 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-14 23:49:00,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,188 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,205 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 [2021-12-14 23:49:00,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,206 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-14 23:49:00,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,217 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-14 23:49:00,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,241 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-14 23:49:00,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,250 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,250 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-14 23:49:00,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,281 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-14 23:49:00,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,290 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,323 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-14 23:49:00,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,340 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:00,341 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:00,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-14 23:49:00,372 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:49:00,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,373 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-14 23:49:00,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,381 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,383 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-14 23:49:00,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,414 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-14 23:49:00,416 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 [2021-12-14 23:49:00,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,423 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,424 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-14 23:49:00,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,455 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-14 23:49:00,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,495 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 [2021-12-14 23:49:00,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,496 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-14 23:49:00,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,506 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-14 23:49:00,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,537 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-14 23:49:00,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,545 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,571 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-14 23:49:00,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,591 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:00,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,723 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-14 23:49:00,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,899 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-14 23:49:00,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,908 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,942 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-14 23:49:00,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:00,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:00,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:00,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:00,986 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:00,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:00,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:00,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:00,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:00,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:00,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:00,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:00,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:00,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-14 23:49:01,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,026 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-14 23:49:01,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:01,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:01,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,086 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-14 23:49:01,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:01,096 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:01,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,124 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-14 23:49:01,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:01,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:01,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,152 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-14 23:49:01,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:01,162 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:01,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-14 23:49:01,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,188 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-14 23:49:01,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,196 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:01,197 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:01,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-14 23:49:01,217 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:49:01,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,219 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-14 23:49:01,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,227 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,230 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,249 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-14 23:49:01,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,257 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,258 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-14 23:49:01,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,297 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-14 23:49:01,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,305 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,306 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,336 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 [2021-12-14 23:49:01,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,338 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,338 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 [2021-12-14 23:49:01,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,346 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,346 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,377 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 [2021-12-14 23:49:01,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,381 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-14 23:49:01,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,389 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,390 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,434 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 [2021-12-14 23:49:01,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,435 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-14 23:49:01,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,454 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:01,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,641 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-14 23:49:01,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,851 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-14 23:49:01,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:01,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,878 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-14 23:49:01,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,908 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-14 23:49:01,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,934 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-14 23:49:01,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,943 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,943 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-14 23:49:01,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,960 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-14 23:49:01,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,969 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:01,970 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:01,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:01,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:01,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-14 23:49:01,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:01,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:01,987 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:01,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-14 23:49:01,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:01,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:01,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:01,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:01,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:01,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:02,004 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:02,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-14 23:49:02,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,022 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-14 23:49:02,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:02,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,030 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:02,031 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:02,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-14 23:49:02,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,049 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-14 23:49:02,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:02,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:02,058 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:02,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,088 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 [2021-12-14 23:49:02,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,090 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-14 23:49:02,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:49:02,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,098 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:02,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:02,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,130 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:49:02,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,132 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-14 23:49:02,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,192 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-14 23:49:02,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,200 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,201 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,235 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-14 23:49:02,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,243 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,245 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,270 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-14 23:49:02,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,279 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,312 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-14 23:49:02,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,320 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,321 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,352 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-14 23:49:02,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,362 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:02,362 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,483 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-14 23:49:02,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,782 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-14 23:49:02,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,784 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-14 23:49:02,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,792 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,793 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,856 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,869 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-14 23:49:02,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-14 23:49:02,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,923 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-14 23:49:02,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,951 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,951 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:02,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:02,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:02,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:02,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:02,983 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:02,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-14 23:49:02,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:02,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:02,991 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:02,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:02,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:02,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:02,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:02,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:02,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,023 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:03,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,046 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:03,047 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:03,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-14 23:49:03,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,075 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-14 23:49:03,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:03,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:03,084 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:03,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,115 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,133 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:03,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,133 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:03,134 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:03,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-14 23:49:03,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,162 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-14 23:49:03,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,171 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:03,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,171 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:49:03,172 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:49:03,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,219 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:49:03,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,220 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-14 23:49:03,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,229 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,230 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,231 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:03,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,263 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-14 23:49:03,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,272 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:03,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,305 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-14 23:49:03,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,315 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,317 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:03,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,349 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-14 23:49:03,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,357 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,358 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:03,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,391 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-14 23:49:03,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,399 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:03,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,400 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:03,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:03,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:03,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:03,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:03,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:03,439 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:03,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-14 23:49:03,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:03,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:03,450 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:03,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:03,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:03,450 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:03,450 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:03,608 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-14 23:49:03,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-14 23:49:04,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,078 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-14 23:49:04,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,087 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,087 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,088 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,119 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-14 23:49:04,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,127 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,129 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,161 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-14 23:49:04,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,169 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,169 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-14 23:49:04,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,193 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-14 23:49:04,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,202 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,203 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-14 23:49:04,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,234 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-14 23:49:04,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,242 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,244 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-14 23:49:04,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,292 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-14 23:49:04,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,301 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,301 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,301 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-14 23:49:04,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,333 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,372 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,374 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-14 23:49:04,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-14 23:49:04,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,401 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-14 23:49:04,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,410 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:49:04,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:04,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:04,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,443 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:49:04,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,444 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-14 23:49:04,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,453 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,455 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:04,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,487 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-14 23:49:04,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,501 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:04,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-14 23:49:04,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,522 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-14 23:49:04,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,531 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,532 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:04,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,564 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-14 23:49:04,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,572 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,573 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,573 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:04,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,592 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-14 23:49:04,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,602 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:04,602 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,603 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:04,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:04,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:04,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:04,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:04,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:04,622 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:04,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-14 23:49:04,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:04,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:04,641 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:04,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:04,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:04,642 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:04,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:04,838 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-14 23:49:04,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:05,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,750 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-14 23:49:05,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,759 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,759 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,760 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:05,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,788 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-14 23:49:05,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,798 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,798 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,800 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:05,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,829 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-14 23:49:05,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,838 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,838 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,839 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:05,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,871 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-14 23:49:05,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,909 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-14 23:49:05,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,931 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-14 23:49:05,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,941 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,944 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:05,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:05,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:05,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:05,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:05,979 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:05,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-14 23:49:05,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:05,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:05,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:05,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:05,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:05,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:05,989 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:05,990 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:05,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,056 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-14 23:49:06,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:06,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,065 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:06,067 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:06,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,094 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-14 23:49:06,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:06,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,103 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:49:06,106 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:49:06,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,138 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:49:06,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,139 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-14 23:49:06,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,147 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,147 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,149 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,184 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-14 23:49:06,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,226 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-14 23:49:06,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,234 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,234 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,236 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,267 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-14 23:49:06,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,276 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,294 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-14 23:49:06,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,303 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,304 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,336 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-14 23:49:06,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,346 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:06,346 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,499 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-14 23:49:06,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,796 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-14 23:49:06,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,804 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,834 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-14 23:49:06,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,891 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-14 23:49:06,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,900 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,900 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,938 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-14 23:49:06,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,947 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:06,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:06,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:06,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:06,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:06,979 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:06,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:06,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:06,997 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:06,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:06,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:06,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:06,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:06,999 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:06,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-14 23:49:07,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,031 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-14 23:49:07,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:07,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:07,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:07,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,076 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-14 23:49:07,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,086 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:07,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,086 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:07,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:07,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,118 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-14 23:49:07,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,126 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:49:07,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:49:07,127 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:49:07,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-14 23:49:07,183 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:49:07,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,185 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-14 23:49:07,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,193 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,193 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:07,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,252 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-14 23:49:07,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,261 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:07,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,299 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-14 23:49:07,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,307 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,308 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:07,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,348 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,377 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:07,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-14 23:49:07,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,432 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-14 23:49:07,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,440 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:07,440 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:07,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:07,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:07,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:07,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:07,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:07,473 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:07,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-14 23:49:07,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:07,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:07,484 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:07,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:07,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:07,484 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:49:07,484 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:07,659 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-12-14 23:49:07,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-14 23:49:08,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,169 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-14 23:49:08,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,178 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,210 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-14 23:49:08,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,219 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,219 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,247 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-14 23:49:08,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,256 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,256 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,289 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-14 23:49:08,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,297 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,297 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,330 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-14 23:49:08,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,339 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,339 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,373 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-14 23:49:08,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,382 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,401 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-14 23:49:08,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,409 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,410 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:08,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:08,436 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:08,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-14 23:49:08,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:49:08,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:49:08,445 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:49:08,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:49:08,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:49:08,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:49:08,445 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:49:08,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:49:08,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:49:08,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:49:08,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:08,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,480 INFO L87 Difference]: Start difference. First operand 107 states and 146 transitions. cyclomatic complexity: 40 Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,492 INFO L93 Difference]: Finished difference Result 173 states and 241 transitions. [2021-12-14 23:49:08,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,493 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173 states and 241 transitions. [2021-12-14 23:49:08,494 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2021-12-14 23:49:08,495 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173 states to 173 states and 241 transitions. [2021-12-14 23:49:08,496 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173 [2021-12-14 23:49:08,496 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173 [2021-12-14 23:49:08,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 173 states and 241 transitions. [2021-12-14 23:49:08,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,497 INFO L681 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-14 23:49:08,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states and 241 transitions. [2021-12-14 23:49:08,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-12-14 23:49:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 173 states have (on average 1.393063583815029) internal successors, (241), 172 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 241 transitions. [2021-12-14 23:49:08,503 INFO L704 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-14 23:49:08,503 INFO L587 BuchiCegarLoop]: Abstraction has 173 states and 241 transitions. [2021-12-14 23:49:08,503 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-14 23:49:08,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 173 states and 241 transitions. [2021-12-14 23:49:08,504 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2021-12-14 23:49:08,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:08,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:08,505 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,505 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,505 INFO L791 eck$LassoCheckResult]: Stem: 875#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 863#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 841#L166 assume 0 == ~r1~0 % 256; 830#L167 assume ~id1~0 >= 0; 808#L168 assume 0 == ~st1~0; 809#L169 assume ~send1~0 == ~id1~0; 880#L170 assume 0 == ~mode1~0 % 256; 868#L171 assume ~id2~0 >= 0; 864#L172 assume 0 == ~st2~0; 865#L173 assume ~send2~0 == ~id2~0; 877#L174 assume 0 == ~mode2~0 % 256; 806#L175 assume ~id3~0 >= 0; 807#L176 assume 0 == ~st3~0; 872#L177 assume ~send3~0 == ~id3~0; 848#L178 assume 0 == ~mode3~0 % 256; 849#L179 assume ~id4~0 >= 0; 798#L180 assume 0 == ~st4~0; 799#L181 assume ~send4~0 == ~id4~0; 844#L182 assume 0 == ~mode4~0 % 256; 847#L183 assume ~id1~0 != ~id2~0; 823#L184 assume ~id1~0 != ~id3~0; 824#L185 assume ~id1~0 != ~id4~0; 851#L186 assume ~id2~0 != ~id3~0; 876#L187 assume ~id2~0 != ~id4~0; 825#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 818#L166-1 init_#res#1 := init_~tmp~0#1; 802#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 803#L24 assume !(0 == assume_abort_if_not_~cond#1); 819#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 820#L325-2 [2021-12-14 23:49:08,506 INFO L793 eck$LassoCheckResult]: Loop: 820#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 898#L66 assume !(0 != ~mode1~0 % 256); 816#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 817#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 845#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 951#L92 assume !(0 != ~mode2~0 % 256); 888#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 947#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 940#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 939#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 934#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 928#L120-1 ~mode3~0 := 0; 923#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 854#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 855#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 893#L145-1 ~mode4~0 := 0; 892#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 884#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 885#L268 assume !(~r1~0 % 256 >= 4); 852#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 853#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 944#L267-1 check_#res#1 := check_~tmp~1#1; 943#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 942#L351 assume !(0 == assert_~arg#1 % 256); 941#L346 assume { :end_inline_assert } true; 858#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 859#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 860#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 894#L70-1 ~mode1~0 := 0; 891#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 886#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 887#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 925#L95-1 ~mode2~0 := 0; 924#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 922#L117 assume !(0 != ~mode3~0 % 256); 918#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 917#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 915#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 914#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 902#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 901#L145-1 ~mode4~0 := 0; 889#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 890#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 882#L268 assume !(~r1~0 % 256 >= 4); 883#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 908#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 907#L267-1 check_#res#1 := check_~tmp~1#1; 906#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 905#L351 assume !(0 == assert_~arg#1 % 256); 899#L346 assume { :end_inline_assert } true; 820#L325-2 [2021-12-14 23:49:08,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,506 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 4 times [2021-12-14 23:49:08,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004303992] [2021-12-14 23:49:08,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,515 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,526 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:08,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,526 INFO L85 PathProgramCache]: Analyzing trace with hash 609383159, now seen corresponding path program 1 times [2021-12-14 23:49:08,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012658139] [2021-12-14 23:49:08,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,587 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012658139] [2021-12-14 23:49:08,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012658139] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,588 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:08,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364500395] [2021-12-14 23:49:08,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,588 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:49:08,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,590 INFO L87 Difference]: Start difference. First operand 173 states and 241 transitions. cyclomatic complexity: 69 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,611 INFO L93 Difference]: Finished difference Result 301 states and 421 transitions. [2021-12-14 23:49:08,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 301 states and 421 transitions. [2021-12-14 23:49:08,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 272 [2021-12-14 23:49:08,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 301 states to 301 states and 421 transitions. [2021-12-14 23:49:08,618 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 301 [2021-12-14 23:49:08,621 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 301 [2021-12-14 23:49:08,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 301 states and 421 transitions. [2021-12-14 23:49:08,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,622 INFO L681 BuchiCegarLoop]: Abstraction has 301 states and 421 transitions. [2021-12-14 23:49:08,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states and 421 transitions. [2021-12-14 23:49:08,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 293. [2021-12-14 23:49:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 293 states have (on average 1.3959044368600682) internal successors, (409), 292 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 409 transitions. [2021-12-14 23:49:08,640 INFO L704 BuchiCegarLoop]: Abstraction has 293 states and 409 transitions. [2021-12-14 23:49:08,640 INFO L587 BuchiCegarLoop]: Abstraction has 293 states and 409 transitions. [2021-12-14 23:49:08,640 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-14 23:49:08,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 293 states and 409 transitions. [2021-12-14 23:49:08,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 264 [2021-12-14 23:49:08,642 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:08,642 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:08,642 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,643 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,643 INFO L791 eck$LassoCheckResult]: Stem: 1352#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 1342#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1320#L166 assume 0 == ~r1~0 % 256; 1312#L167 assume ~id1~0 >= 0; 1290#L168 assume 0 == ~st1~0; 1291#L169 assume ~send1~0 == ~id1~0; 1357#L170 assume 0 == ~mode1~0 % 256; 1348#L171 assume ~id2~0 >= 0; 1343#L172 assume 0 == ~st2~0; 1344#L173 assume ~send2~0 == ~id2~0; 1354#L174 assume 0 == ~mode2~0 % 256; 1286#L175 assume ~id3~0 >= 0; 1287#L176 assume 0 == ~st3~0; 1350#L177 assume ~send3~0 == ~id3~0; 1329#L178 assume 0 == ~mode3~0 % 256; 1330#L179 assume ~id4~0 >= 0; 1278#L180 assume 0 == ~st4~0; 1279#L181 assume ~send4~0 == ~id4~0; 1326#L182 assume 0 == ~mode4~0 % 256; 1328#L183 assume ~id1~0 != ~id2~0; 1303#L184 assume ~id1~0 != ~id3~0; 1304#L185 assume ~id1~0 != ~id4~0; 1332#L186 assume ~id2~0 != ~id3~0; 1353#L187 assume ~id2~0 != ~id4~0; 1305#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 1298#L166-1 init_#res#1 := init_~tmp~0#1; 1282#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1283#L24 assume !(0 == assume_abort_if_not_~cond#1); 1301#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1302#L325-2 [2021-12-14 23:49:08,643 INFO L793 eck$LassoCheckResult]: Loop: 1302#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1426#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1415#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 1408#L70-1 ~mode1~0 := 0; 1405#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1403#L92 assume !(0 != ~mode2~0 % 256); 1401#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1396#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1397#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1550#L117 assume !(0 != ~mode3~0 % 256); 1549#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1548#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1546#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1520#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1521#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 1535#L145-1 ~mode4~0 := 0; 1367#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1362#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1363#L268 assume !(~r1~0 % 256 >= 4); 1516#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1514#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 1511#L267-1 check_#res#1 := check_~tmp~1#1; 1509#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1507#L351 assume !(0 == assert_~arg#1 % 256); 1506#L346 assume { :end_inline_assert } true; 1505#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1504#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1360#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 1289#L70-1 ~mode1~0 := 0; 1499#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1497#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1313#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 1314#L95-1 ~mode2~0 := 0; 1336#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1292#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1293#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 1300#L120-1 ~mode3~0 := 0; 1318#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1319#L142 assume !(0 != ~mode4~0 % 256); 1333#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1351#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1370#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1475#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1474#L268 assume !(~r1~0 % 256 >= 4); 1473#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1472#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 1471#L267-1 check_#res#1 := check_~tmp~1#1; 1468#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1464#L351 assume !(0 == assert_~arg#1 % 256); 1460#L346 assume { :end_inline_assert } true; 1302#L325-2 [2021-12-14 23:49:08,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,643 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 5 times [2021-12-14 23:49:08,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464906230] [2021-12-14 23:49:08,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,650 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,659 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:08,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,659 INFO L85 PathProgramCache]: Analyzing trace with hash 614448631, now seen corresponding path program 1 times [2021-12-14 23:49:08,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141867658] [2021-12-14 23:49:08,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,694 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141867658] [2021-12-14 23:49:08,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141867658] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:08,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524578828] [2021-12-14 23:49:08,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,695 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:49:08,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,696 INFO L87 Difference]: Start difference. First operand 293 states and 409 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,705 INFO L93 Difference]: Finished difference Result 457 states and 629 transitions. [2021-12-14 23:49:08,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 457 states and 629 transitions. [2021-12-14 23:49:08,708 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2021-12-14 23:49:08,710 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 457 states to 457 states and 629 transitions. [2021-12-14 23:49:08,710 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 457 [2021-12-14 23:49:08,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 457 [2021-12-14 23:49:08,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 457 states and 629 transitions. [2021-12-14 23:49:08,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,711 INFO L681 BuchiCegarLoop]: Abstraction has 457 states and 629 transitions. [2021-12-14 23:49:08,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states and 629 transitions. [2021-12-14 23:49:08,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 441. [2021-12-14 23:49:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 441 states have (on average 1.3718820861678005) internal successors, (605), 440 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 605 transitions. [2021-12-14 23:49:08,747 INFO L704 BuchiCegarLoop]: Abstraction has 441 states and 605 transitions. [2021-12-14 23:49:08,747 INFO L587 BuchiCegarLoop]: Abstraction has 441 states and 605 transitions. [2021-12-14 23:49:08,747 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-14 23:49:08,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 441 states and 605 transitions. [2021-12-14 23:49:08,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 412 [2021-12-14 23:49:08,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:08,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:08,750 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,750 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,750 INFO L791 eck$LassoCheckResult]: Stem: 2107#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 2097#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2078#L166 assume 0 == ~r1~0 % 256; 2066#L167 assume ~id1~0 >= 0; 2044#L168 assume 0 == ~st1~0; 2045#L169 assume ~send1~0 == ~id1~0; 2112#L170 assume 0 == ~mode1~0 % 256; 2101#L171 assume ~id2~0 >= 0; 2098#L172 assume 0 == ~st2~0; 2099#L173 assume ~send2~0 == ~id2~0; 2109#L174 assume 0 == ~mode2~0 % 256; 2042#L175 assume ~id3~0 >= 0; 2043#L176 assume 0 == ~st3~0; 2105#L177 assume ~send3~0 == ~id3~0; 2086#L178 assume 0 == ~mode3~0 % 256; 2087#L179 assume ~id4~0 >= 0; 2034#L180 assume 0 == ~st4~0; 2035#L181 assume ~send4~0 == ~id4~0; 2081#L182 assume 0 == ~mode4~0 % 256; 2085#L183 assume ~id1~0 != ~id2~0; 2059#L184 assume ~id1~0 != ~id3~0; 2060#L185 assume ~id1~0 != ~id4~0; 2089#L186 assume ~id2~0 != ~id3~0; 2108#L187 assume ~id2~0 != ~id4~0; 2061#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 2054#L166-1 init_#res#1 := init_~tmp~0#1; 2036#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2037#L24 assume !(0 == assume_abort_if_not_~cond#1); 2055#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2056#L325-2 [2021-12-14 23:49:08,750 INFO L793 eck$LassoCheckResult]: Loop: 2056#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2314#L66 assume !(0 != ~mode1~0 % 256); 2311#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2206#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2203#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2195#L92 assume !(0 != ~mode2~0 % 256); 2193#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2191#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2189#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2187#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 2177#L120-1 ~mode3~0 := 0; 2174#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2172#L142 assume !(0 != ~mode4~0 % 256); 2167#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2164#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2160#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2161#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2152#L268 assume !(~r1~0 % 256 >= 4); 2154#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2145#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 2146#L267-1 check_#res#1 := check_~tmp~1#1; 2399#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2397#L351 assume !(0 == assert_~arg#1 % 256); 2396#L346 assume { :end_inline_assert } true; 2393#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2391#L66 assume !(0 != ~mode1~0 % 256); 2052#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2053#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2204#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2196#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2197#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 2302#L95-1 ~mode2~0 := 0; 2300#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2295#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2292#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 2287#L120-1 ~mode3~0 := 0; 2285#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2281#L142 assume !(0 != ~mode4~0 % 256); 2282#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2334#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2333#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2332#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2330#L268 assume !(~r1~0 % 256 >= 4); 2329#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2327#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 2325#L267-1 check_#res#1 := check_~tmp~1#1; 2323#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2321#L351 assume !(0 == assert_~arg#1 % 256); 2319#L346 assume { :end_inline_assert } true; 2056#L325-2 [2021-12-14 23:49:08,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,751 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 6 times [2021-12-14 23:49:08,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839326845] [2021-12-14 23:49:08,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,756 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,764 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:08,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,764 INFO L85 PathProgramCache]: Analyzing trace with hash 679190583, now seen corresponding path program 1 times [2021-12-14 23:49:08,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16374212] [2021-12-14 23:49:08,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16374212] [2021-12-14 23:49:08,799 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16374212] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,799 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:08,799 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717674371] [2021-12-14 23:49:08,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,800 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:49:08,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,800 INFO L87 Difference]: Start difference. First operand 441 states and 605 transitions. cyclomatic complexity: 165 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,814 INFO L93 Difference]: Finished difference Result 447 states and 607 transitions. [2021-12-14 23:49:08,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 607 transitions. [2021-12-14 23:49:08,817 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 412 [2021-12-14 23:49:08,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 447 states and 607 transitions. [2021-12-14 23:49:08,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 447 [2021-12-14 23:49:08,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 447 [2021-12-14 23:49:08,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 447 states and 607 transitions. [2021-12-14 23:49:08,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,821 INFO L681 BuchiCegarLoop]: Abstraction has 447 states and 607 transitions. [2021-12-14 23:49:08,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states and 607 transitions. [2021-12-14 23:49:08,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 419. [2021-12-14 23:49:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 419 states have (on average 1.3747016706443913) internal successors, (576), 418 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 576 transitions. [2021-12-14 23:49:08,827 INFO L704 BuchiCegarLoop]: Abstraction has 419 states and 576 transitions. [2021-12-14 23:49:08,827 INFO L587 BuchiCegarLoop]: Abstraction has 419 states and 576 transitions. [2021-12-14 23:49:08,827 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-14 23:49:08,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 419 states and 576 transitions. [2021-12-14 23:49:08,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-14 23:49:08,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:08,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:08,829 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,829 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,830 INFO L791 eck$LassoCheckResult]: Stem: 3002#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 2991#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2971#L166 assume 0 == ~r1~0 % 256; 2960#L167 assume ~id1~0 >= 0; 2938#L168 assume 0 == ~st1~0; 2939#L169 assume ~send1~0 == ~id1~0; 3008#L170 assume 0 == ~mode1~0 % 256; 2995#L171 assume ~id2~0 >= 0; 2992#L172 assume 0 == ~st2~0; 2993#L173 assume ~send2~0 == ~id2~0; 3004#L174 assume 0 == ~mode2~0 % 256; 2936#L175 assume ~id3~0 >= 0; 2937#L176 assume 0 == ~st3~0; 3000#L177 assume ~send3~0 == ~id3~0; 2979#L178 assume 0 == ~mode3~0 % 256; 2980#L179 assume ~id4~0 >= 0; 2928#L180 assume 0 == ~st4~0; 2929#L181 assume ~send4~0 == ~id4~0; 2974#L182 assume 0 == ~mode4~0 % 256; 2978#L183 assume ~id1~0 != ~id2~0; 2953#L184 assume ~id1~0 != ~id3~0; 2954#L185 assume ~id1~0 != ~id4~0; 2982#L186 assume ~id2~0 != ~id3~0; 3003#L187 assume ~id2~0 != ~id4~0; 2955#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 2948#L166-1 init_#res#1 := init_~tmp~0#1; 2930#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2931#L24 assume !(0 == assume_abort_if_not_~cond#1); 2949#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2950#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3032#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3010#L70 [2021-12-14 23:49:08,830 INFO L793 eck$LassoCheckResult]: Loop: 3010#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 2941#L70-1 ~mode1~0 := 0; 3202#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3200#L92 assume !(0 != ~mode2~0 % 256); 3196#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3194#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3193#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3188#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3184#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3178#L120-1 ~mode3~0 := 0; 3175#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3173#L142 assume !(0 != ~mode4~0 % 256); 3169#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3161#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3157#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3153#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3147#L268 assume !(~r1~0 % 256 >= 4); 3141#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 3135#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 3129#L267-1 check_#res#1 := check_~tmp~1#1; 3125#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3121#L351 assume !(0 == assert_~arg#1 % 256); 3117#L346 assume { :end_inline_assert } true; 3113#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3109#L66 assume !(0 != ~mode1~0 % 256); 3106#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3102#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3098#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3093#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3094#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 3323#L95-1 ~mode2~0 := 0; 3009#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2942#L117 assume !(0 != ~mode3~0 % 256); 2944#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3006#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3018#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3013#L142 assume !(0 != ~mode4~0 % 256); 3015#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3287#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3283#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3282#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3281#L268 assume ~r1~0 % 256 >= 4; 2968#L272 assume !(~r1~0 % 256 < 4); 3331#L276 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0;check_~tmp~1#1 := 1; 3329#L267-1 check_#res#1 := check_~tmp~1#1; 3327#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3286#L351 assume !(0 == assert_~arg#1 % 256); 3285#L346 assume { :end_inline_assert } true; 3284#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3012#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3010#L70 [2021-12-14 23:49:08,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1593487734, now seen corresponding path program 1 times [2021-12-14 23:49:08,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825403921] [2021-12-14 23:49:08,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825403921] [2021-12-14 23:49:08,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825403921] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,857 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 23:49:08,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538336132] [2021-12-14 23:49:08,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,858 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:49:08,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1709494856, now seen corresponding path program 1 times [2021-12-14 23:49:08,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651814878] [2021-12-14 23:49:08,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,884 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651814878] [2021-12-14 23:49:08,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651814878] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,885 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:08,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731245582] [2021-12-14 23:49:08,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,885 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:49:08,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,886 INFO L87 Difference]: Start difference. First operand 419 states and 576 transitions. cyclomatic complexity: 158 Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,897 INFO L93 Difference]: Finished difference Result 419 states and 575 transitions. [2021-12-14 23:49:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,897 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 419 states and 575 transitions. [2021-12-14 23:49:08,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-14 23:49:08,901 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 419 states to 419 states and 575 transitions. [2021-12-14 23:49:08,901 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 419 [2021-12-14 23:49:08,901 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 419 [2021-12-14 23:49:08,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 419 states and 575 transitions. [2021-12-14 23:49:08,902 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,902 INFO L681 BuchiCegarLoop]: Abstraction has 419 states and 575 transitions. [2021-12-14 23:49:08,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states and 575 transitions. [2021-12-14 23:49:08,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 417. [2021-12-14 23:49:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 417 states have (on average 1.3741007194244603) internal successors, (573), 416 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 573 transitions. [2021-12-14 23:49:08,907 INFO L704 BuchiCegarLoop]: Abstraction has 417 states and 573 transitions. [2021-12-14 23:49:08,907 INFO L587 BuchiCegarLoop]: Abstraction has 417 states and 573 transitions. [2021-12-14 23:49:08,907 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-14 23:49:08,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 417 states and 573 transitions. [2021-12-14 23:49:08,908 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2021-12-14 23:49:08,908 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:08,908 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:08,909 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,909 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:08,909 INFO L791 eck$LassoCheckResult]: Stem: 3844#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 3834#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3816#L166 assume 0 == ~r1~0 % 256; 3804#L167 assume ~id1~0 >= 0; 3783#L168 assume 0 == ~st1~0; 3784#L169 assume ~send1~0 == ~id1~0; 3850#L170 assume 0 == ~mode1~0 % 256; 3838#L171 assume ~id2~0 >= 0; 3835#L172 assume 0 == ~st2~0; 3836#L173 assume ~send2~0 == ~id2~0; 3846#L174 assume 0 == ~mode2~0 % 256; 3781#L175 assume ~id3~0 >= 0; 3782#L176 assume 0 == ~st3~0; 3841#L177 assume ~send3~0 == ~id3~0; 3824#L178 assume 0 == ~mode3~0 % 256; 3825#L179 assume ~id4~0 >= 0; 3773#L180 assume 0 == ~st4~0; 3774#L181 assume ~send4~0 == ~id4~0; 3819#L182 assume 0 == ~mode4~0 % 256; 3823#L183 assume ~id1~0 != ~id2~0; 3798#L184 assume ~id1~0 != ~id3~0; 3799#L185 assume ~id1~0 != ~id4~0; 3827#L186 assume ~id2~0 != ~id3~0; 3845#L187 assume ~id2~0 != ~id4~0; 3800#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 3793#L166-1 init_#res#1 := init_~tmp~0#1; 3775#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3776#L24 assume !(0 == assume_abort_if_not_~cond#1); 3794#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3795#L325-2 [2021-12-14 23:49:08,909 INFO L793 eck$LassoCheckResult]: Loop: 3795#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4185#L66 assume !(0 != ~mode1~0 % 256); 4184#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 4183#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 4182#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4181#L92 assume !(0 != ~mode2~0 % 256); 4041#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4147#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 4067#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3905#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3900#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3899#L120-1 ~mode3~0 := 0; 3883#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3884#L142 assume !(0 != ~mode4~0 % 256); 3872#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3873#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4020#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4016#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 4012#L268 assume !(~r1~0 % 256 >= 4); 4008#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 4005#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 4003#L267-1 check_#res#1 := check_~tmp~1#1; 4001#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3999#L351 assume !(0 == assert_~arg#1 % 256); 3997#L346 assume { :end_inline_assert } true; 3995#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3991#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3987#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 3985#L70-1 ~mode1~0 := 0; 3984#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3983#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3981#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 3978#L95-1 ~mode2~0 := 0; 3976#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3974#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3970#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 3962#L120-1 ~mode3~0 := 0; 3959#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3956#L142 assume !(0 != ~mode4~0 % 256); 3957#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 4104#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4101#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3817#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3811#L268 assume !(~r1~0 % 256 >= 4); 3813#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 3829#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 4189#L267-1 check_#res#1 := check_~tmp~1#1; 4188#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4187#L351 assume !(0 == assert_~arg#1 % 256); 4186#L346 assume { :end_inline_assert } true; 3795#L325-2 [2021-12-14 23:49:08,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,910 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 7 times [2021-12-14 23:49:08,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353724586] [2021-12-14 23:49:08,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,915 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:08,921 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:08,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:08,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1236421011, now seen corresponding path program 1 times [2021-12-14 23:49:08,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:08,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337749025] [2021-12-14 23:49:08,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:08,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:08,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:49:08,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:08,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337749025] [2021-12-14 23:49:08,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337749025] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:08,952 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:08,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:08,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530606072] [2021-12-14 23:49:08,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:08,952 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:49:08,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:49:08,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:49:08,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:49:08,953 INFO L87 Difference]: Start difference. First operand 417 states and 573 transitions. cyclomatic complexity: 157 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:49:08,969 INFO L93 Difference]: Finished difference Result 757 states and 1021 transitions. [2021-12-14 23:49:08,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:49:08,970 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 757 states and 1021 transitions. [2021-12-14 23:49:08,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 728 [2021-12-14 23:49:08,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 757 states to 757 states and 1021 transitions. [2021-12-14 23:49:08,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 757 [2021-12-14 23:49:08,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 757 [2021-12-14 23:49:08,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 757 states and 1021 transitions. [2021-12-14 23:49:08,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:49:08,991 INFO L681 BuchiCegarLoop]: Abstraction has 757 states and 1021 transitions. [2021-12-14 23:49:08,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states and 1021 transitions. [2021-12-14 23:49:08,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 733. [2021-12-14 23:49:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 733 states have (on average 1.3437926330150067) internal successors, (985), 732 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:49:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 985 transitions. [2021-12-14 23:49:08,999 INFO L704 BuchiCegarLoop]: Abstraction has 733 states and 985 transitions. [2021-12-14 23:49:08,999 INFO L587 BuchiCegarLoop]: Abstraction has 733 states and 985 transitions. [2021-12-14 23:49:08,999 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-14 23:49:09,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 733 states and 985 transitions. [2021-12-14 23:49:09,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 704 [2021-12-14 23:49:09,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:49:09,002 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:49:09,002 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:09,002 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:49:09,003 INFO L791 eck$LassoCheckResult]: Stem: 5027#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0; 5017#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~ret25#1, main_#t~ret26#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~id1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~st1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~send1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~id2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~st2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~send2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~id3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~send3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~id4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~st4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~send4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4995#L166 assume 0 == ~r1~0 % 256; 4983#L167 assume ~id1~0 >= 0; 4963#L168 assume 0 == ~st1~0; 4964#L169 assume ~send1~0 == ~id1~0; 5035#L170 assume 0 == ~mode1~0 % 256; 5021#L171 assume ~id2~0 >= 0; 5018#L172 assume 0 == ~st2~0; 5019#L173 assume ~send2~0 == ~id2~0; 5029#L174 assume 0 == ~mode2~0 % 256; 4961#L175 assume ~id3~0 >= 0; 4962#L176 assume 0 == ~st3~0; 5025#L177 assume ~send3~0 == ~id3~0; 5004#L178 assume 0 == ~mode3~0 % 256; 5005#L179 assume ~id4~0 >= 0; 4953#L180 assume 0 == ~st4~0; 4954#L181 assume ~send4~0 == ~id4~0; 4999#L182 assume 0 == ~mode4~0 % 256; 5003#L183 assume ~id1~0 != ~id2~0; 4977#L184 assume ~id1~0 != ~id3~0; 4978#L185 assume ~id1~0 != ~id4~0; 5008#L186 assume ~id2~0 != ~id3~0; 5028#L187 assume ~id2~0 != ~id4~0; 4979#L188 assume ~id3~0 != ~id4~0;init_~tmp~0#1 := 1; 4972#L166-1 init_#res#1 := init_~tmp~0#1; 4955#L259 main_#t~ret25#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4956#L24 assume !(0 == assume_abort_if_not_~cond#1); 4973#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4974#L325-2 [2021-12-14 23:49:09,003 INFO L793 eck$LassoCheckResult]: Loop: 4974#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5210#L66 assume !(0 != ~mode1~0 % 256); 5208#L80 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5206#L80-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5204#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5202#L92 assume !(0 != ~mode2~0 % 256); 5200#L105 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5195#L105-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5196#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5179#L117 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5180#L120 assume !(node3_~m3~0#1 != ~nomsg~0); 5162#L120-1 ~mode3~0 := 0; 5163#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5390#L142 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5060#L145 assume !(node4_~m4~0#1 != ~nomsg~0); 5056#L145-1 ~mode4~0 := 0; 5052#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5050#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 5047#L268 assume !(~r1~0 % 256 >= 4); 5045#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 5043#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 5042#L267-1 check_#res#1 := check_~tmp~1#1; 5041#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5040#L351 assume !(0 == assert_~arg#1 % 256); 5039#L346 assume { :end_inline_assert } true; 5038#L325-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5037#L66 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5036#L70 assume !(node1_~m1~0#1 != ~nomsg~0); 4966#L70-1 ~mode1~0 := 0; 5000#L66-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5289#L92 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5271#L95 assume !(node2_~m2~0#1 != ~nomsg~0); 5263#L95-1 ~mode2~0 := 0; 5257#L92-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5251#L117 assume !(0 != ~mode3~0 % 256); 5246#L130 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5241#L130-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5239#L117-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5237#L142 assume !(0 != ~mode4~0 % 256); 5133#L155 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 5235#L155-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 5233#L142-2 assume { :end_inline_node4 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5231#L267 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 5228#L268 assume !(~r1~0 % 256 >= 4); 5225#L271 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 5222#L272 assume ~r1~0 % 256 < 4;check_~tmp~1#1 := 1; 5219#L267-1 check_#res#1 := check_~tmp~1#1; 5217#L287 main_#t~ret26#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5215#L351 assume !(0 == assert_~arg#1 % 256); 5213#L346 assume { :end_inline_assert } true; 4974#L325-2 [2021-12-14 23:49:09,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:09,003 INFO L85 PathProgramCache]: Analyzing trace with hash -24004505, now seen corresponding path program 8 times [2021-12-14 23:49:09,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:09,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952873506] [2021-12-14 23:49:09,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:09,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:09,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:09,038 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:09,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:09,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1728658369, now seen corresponding path program 1 times [2021-12-14 23:49:09,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:09,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036795095] [2021-12-14 23:49:09,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:09,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:09,049 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:49:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:49:09,063 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:49:09,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:49:09,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1507144025, now seen corresponding path program 1 times [2021-12-14 23:49:09,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:49:09,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84779159] [2021-12-14 23:49:09,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:49:09,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:49:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:49:09,104 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-14 23:49:09,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:49:09,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84779159] [2021-12-14 23:49:09,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84779159] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:49:09,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:49:09,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:49:09,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189423914] [2021-12-14 23:49:09,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:49:10,302 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:49:10,302 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:49:10,302 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:49:10,303 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:49:10,303 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:49:10,303 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:10,303 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:49:10,303 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:49:10,303 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration10_Loop [2021-12-14 23:49:10,303 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:49:10,303 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:49:10,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:49:10,799 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2021-12-14 23:49:59,675 WARN L227 SmtUtils]: Spent 48.51s on a formula simplification. DAG size of input: 1142 DAG size of output: 190 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-14 23:49:59,734 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:49:59,734 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:49:59,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:59,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:59,735 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:59,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-14 23:49:59,740 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:49:59,740 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:49:59,763 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:49:59,763 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node2_#t~ite5#1=0} Honda state: {ULTIMATE.start_node2_#t~ite5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:49:59,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:59,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:59,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:59,788 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:59,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-14 23:49:59,844 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:49:59,844 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:49:59,864 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:49:59,864 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node4_#t~ite7#1=0} Honda state: {ULTIMATE.start_node4_#t~ite7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:49:59,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-14 23:49:59,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:59,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:59,880 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:59,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-14 23:49:59,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:49:59,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:49:59,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-12-14 23:49:59,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:49:59,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:49:59,922 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:49:59,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-14 23:49:59,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:49:59,939 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:50:00,193 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:50:00,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-12-14 23:50:00,196 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:50:00,196 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:50:00,196 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:50:00,196 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:50:00,196 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:50:00,196 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:50:00,196 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:50:00,196 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:50:00,196 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c_Iteration10_Loop [2021-12-14 23:50:00,196 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:50:00,196 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:50:00,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:50:00,684 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 10