./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/trex01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 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/loops/trex01-2.i -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 fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:39:10,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:39:10,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:39:10,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:39:10,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:39:10,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:39:10,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:39:10,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:39:10,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:39:10,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:39:10,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:39:10,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:39:10,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:39:10,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:39:10,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:39:10,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:39:10,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:39:10,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:39:10,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:39:10,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:39:10,997 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:39:10,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:39:10,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:39:10,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:39:11,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:39:11,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:39:11,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:39:11,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:39:11,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:39:11,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:39:11,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:39:11,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:39:11,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:39:11,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:39:11,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:39:11,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:39:11,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:39:11,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:39:11,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:39:11,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:39:11,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:39:11,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:39:11,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 15:39:11,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:39:11,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:39:11,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:39:11,035 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:39:11,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:39:11,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:39:11,037 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:39:11,037 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:39:11,037 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:39:11,038 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:39:11,038 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:39:11,038 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:39:11,038 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:39:11,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:39:11,038 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:39:11,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:39:11,040 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 15:39:11,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:39:11,040 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:39:11,040 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:39:11,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:39:11,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:39:11,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:39:11,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:39:11,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:39:11,042 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:39:11,042 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 [2022-07-14 15:39:11,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:39:11,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:39:11,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:39:11,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:39:11,255 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:39:11,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-2.i [2022-07-14 15:39:11,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/148e430ab/dc3b4888ae374efead89edb4cab8d403/FLAG23cc19015 [2022-07-14 15:39:11,672 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:39:11,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-2.i [2022-07-14 15:39:11,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/148e430ab/dc3b4888ae374efead89edb4cab8d403/FLAG23cc19015 [2022-07-14 15:39:11,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/148e430ab/dc3b4888ae374efead89edb4cab8d403 [2022-07-14 15:39:11,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:39:11,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:39:11,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:39:11,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:39:11,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:39:11,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5882f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11, skipping insertion in model container [2022-07-14 15:39:11,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:39:11,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:39:11,861 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/loops/trex01-2.i[895,908] [2022-07-14 15:39:11,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:39:11,876 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:39:11,883 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/loops/trex01-2.i[895,908] [2022-07-14 15:39:11,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:39:11,895 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:39:11,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11 WrapperNode [2022-07-14 15:39:11,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:39:11,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:39:11,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:39:11,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:39:11,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,924 INFO L137 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 102 [2022-07-14 15:39:11,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:39:11,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:39:11,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:39:11,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:39:11,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:39:11,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:39:11,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:39:11,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:39:11,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (1/1) ... [2022-07-14 15:39:11,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:12,001 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) [2022-07-14 15:39:12,020 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 [2022-07-14 15:39:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 15:39:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 15:39:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:39:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:39:12,074 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:39:12,075 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:39:12,232 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:39:12,241 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:39:12,241 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-14 15:39:12,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:39:12 BoogieIcfgContainer [2022-07-14 15:39:12,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:39:12,253 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:39:12,253 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:39:12,258 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:39:12,259 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:39:12,259 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:39:11" (1/3) ... [2022-07-14 15:39:12,260 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@168654f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:39:12, skipping insertion in model container [2022-07-14 15:39:12,260 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:39:12,260 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:39:11" (2/3) ... [2022-07-14 15:39:12,260 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@168654f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:39:12, skipping insertion in model container [2022-07-14 15:39:12,260 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:39:12,260 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:39:12" (3/3) ... [2022-07-14 15:39:12,261 INFO L354 chiAutomizerObserver]: Analyzing ICFG trex01-2.i [2022-07-14 15:39:12,300 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:39:12,301 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:39:12,301 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:39:12,301 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:39:12,301 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:39:12,302 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:39:12,302 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:39:12,302 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:39:12,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 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) [2022-07-14 15:39:12,316 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-07-14 15:39:12,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:12,317 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:12,321 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 15:39:12,321 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-14 15:39:12,321 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:39:12,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 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) [2022-07-14 15:39:12,324 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-07-14 15:39:12,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:12,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:12,324 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 15:39:12,324 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-14 15:39:12,329 INFO L752 eck$LassoCheckResult]: Stem: 18#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(11, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 10#L50true assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 19#L27true assume !!(f_~k~0#1 <= 1073741823); 3#L30-2true [2022-07-14 15:39:12,329 INFO L754 eck$LassoCheckResult]: Loop: 3#L30-2true assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 3#L30-2true [2022-07-14 15:39:12,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:12,333 INFO L85 PathProgramCache]: Analyzing trace with hash 925609, now seen corresponding path program 1 times [2022-07-14 15:39:12,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:12,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012847118] [2022-07-14 15:39:12,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:12,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,401 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:12,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:12,423 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2022-07-14 15:39:12,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:12,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495360395] [2022-07-14 15:39:12,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:12,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,428 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:12,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:12,435 INFO L85 PathProgramCache]: Analyzing trace with hash 28693899, now seen corresponding path program 1 times [2022-07-14 15:39:12,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:12,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899274784] [2022-07-14 15:39:12,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:12,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,445 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:12,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:12,609 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:12,611 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:12,611 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:12,611 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:12,611 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:12,611 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:12,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:12,612 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:12,612 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration1_Lasso [2022-07-14 15:39:12,612 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:12,612 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:12,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:12,903 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:12,906 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:12,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:12,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:12,909 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) [2022-07-14 15:39:12,911 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 [2022-07-14 15:39:12,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:12,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:12,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:12,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:12,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:12,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:12,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:12,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:12,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:12,946 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 [2022-07-14 15:39:12,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:12,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:12,950 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) [2022-07-14 15:39:12,953 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 [2022-07-14 15:39:12,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:12,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:12,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:12,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:12,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:12,965 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:12,965 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:12,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-07-14 15:39:13,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,005 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) [2022-07-14 15:39:13,008 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 [2022-07-14 15:39:13,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,046 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 [2022-07-14 15:39:13,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,048 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) [2022-07-14 15:39:13,049 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 [2022-07-14 15:39:13,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:13,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:13,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:13,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:13,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,090 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) [2022-07-14 15:39:13,091 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 [2022-07-14 15:39:13,093 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 [2022-07-14 15:39:13,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,150 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 [2022-07-14 15:39:13,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,151 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) [2022-07-14 15:39:13,153 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 [2022-07-14 15:39:13,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,189 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 [2022-07-14 15:39:13,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,190 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) [2022-07-14 15:39:13,191 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 [2022-07-14 15:39:13,193 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 [2022-07-14 15:39:13,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,230 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 [2022-07-14 15:39:13,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,232 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) [2022-07-14 15:39:13,233 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 [2022-07-14 15:39:13,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,275 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 [2022-07-14 15:39:13,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,277 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) [2022-07-14 15:39:13,277 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 [2022-07-14 15:39:13,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:13,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,321 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) [2022-07-14 15:39:13,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,340 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 [2022-07-14 15:39:13,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,357 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 [2022-07-14 15:39:13,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,358 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) [2022-07-14 15:39:13,359 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 [2022-07-14 15:39:13,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,413 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 [2022-07-14 15:39:13,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,418 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) [2022-07-14 15:39:13,419 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 [2022-07-14 15:39:13,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:13,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:13,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:13,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,484 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 [2022-07-14 15:39:13,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,486 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) [2022-07-14 15:39:13,487 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 [2022-07-14 15:39:13,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:13,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:13,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:13,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-14 15:39:13,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,522 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) [2022-07-14 15:39:13,522 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 [2022-07-14 15:39:13,524 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 [2022-07-14 15:39:13,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:13,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:13,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:13,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,581 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 [2022-07-14 15:39:13,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,582 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) [2022-07-14 15:39:13,584 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 [2022-07-14 15:39:13,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:13,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:13,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:13,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:13,616 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-14 15:39:13,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,617 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) [2022-07-14 15:39:13,619 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 [2022-07-14 15:39:13,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:13,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:13,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:13,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:13,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:13,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:13,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:13,663 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:13,689 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-07-14 15:39:13,689 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-14 15:39:13,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:13,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:13,692 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) [2022-07-14 15:39:13,712 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:13,719 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 [2022-07-14 15:39:13,736 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:13,736 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:13,737 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~z~0#1, ULTIMATE.start_f_~k~0#1) = -1*ULTIMATE.start_f_~z~0#1 + 1*ULTIMATE.start_f_~k~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2022-07-14 15:39:13,753 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 [2022-07-14 15:39:13,758 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:13,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:13,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-14 15:39:13,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:13,832 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:13,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:13,860 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-07-14 15:39:13,861 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-14 15:39:13,934 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 [2022-07-14 15:39:13,937 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.65625) internal successors, (53), 32 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 98 states and 141 transitions. Complement of second has 7 states. [2022-07-14 15:39:13,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:13,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-14 15:39:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 105 transitions. [2022-07-14 15:39:13,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-14 15:39:13,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:13,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-14 15:39:13,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:13,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 105 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-14 15:39:13,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:13,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 141 transitions. [2022-07-14 15:39:13,949 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2022-07-14 15:39:13,951 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 32 states and 40 transitions. [2022-07-14 15:39:13,951 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-07-14 15:39:13,952 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-07-14 15:39:13,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 40 transitions. [2022-07-14 15:39:13,952 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:39:13,952 INFO L369 hiAutomatonCegarLoop]: Abstraction has 32 states and 40 transitions. [2022-07-14 15:39:13,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 40 transitions. [2022-07-14 15:39:13,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2022-07-14 15:39:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 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) [2022-07-14 15:39:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2022-07-14 15:39:13,968 INFO L392 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-07-14 15:39:13,968 INFO L374 stractBuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-07-14 15:39:13,968 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:39:13,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2022-07-14 15:39:13,969 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-07-14 15:39:13,969 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:13,969 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:13,969 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 15:39:13,969 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-14 15:39:13,969 INFO L752 eck$LassoCheckResult]: Stem: 206#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(11, 2); 194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 195#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 197#L27-1 assume !!(f_~k~0#1 <= 1073741823); 209#L30-6 [2022-07-14 15:39:13,969 INFO L754 eck$LassoCheckResult]: Loop: 209#L30-6 assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 209#L30-6 [2022-07-14 15:39:13,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:13,970 INFO L85 PathProgramCache]: Analyzing trace with hash 927785, now seen corresponding path program 1 times [2022-07-14 15:39:13,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:13,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720382347] [2022-07-14 15:39:13,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:13,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:13,975 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:13,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:13,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:13,980 INFO L85 PathProgramCache]: Analyzing trace with hash 119, now seen corresponding path program 1 times [2022-07-14 15:39:13,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:13,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828142625] [2022-07-14 15:39:13,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:13,982 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:13,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:13,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:13,985 INFO L85 PathProgramCache]: Analyzing trace with hash 28761423, now seen corresponding path program 1 times [2022-07-14 15:39:13,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:13,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510190372] [2022-07-14 15:39:13,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:13,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:13,990 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:14,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:14,080 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:14,080 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:14,080 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:14,080 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:14,080 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:14,080 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,080 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:14,080 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:14,080 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration2_Lasso [2022-07-14 15:39:14,080 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:14,080 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:14,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:14,271 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:14,271 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:14,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,273 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) [2022-07-14 15:39:14,274 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 [2022-07-14 15:39:14,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:14,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,313 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) [2022-07-14 15:39:14,316 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 [2022-07-14 15:39:14,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-14 15:39:14,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,343 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) [2022-07-14 15:39:14,344 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 [2022-07-14 15:39:14,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,381 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 [2022-07-14 15:39:14,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,383 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) [2022-07-14 15:39:14,383 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 [2022-07-14 15:39:14,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,414 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-14 15:39:14,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,415 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) [2022-07-14 15:39:14,415 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 [2022-07-14 15:39:14,416 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 [2022-07-14 15:39:14,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,456 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 [2022-07-14 15:39:14,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,457 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) [2022-07-14 15:39:14,458 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 [2022-07-14 15:39:14,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,500 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-14 15:39:14,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,501 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) [2022-07-14 15:39:14,503 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 [2022-07-14 15:39:14,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:14,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:14,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:14,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-14 15:39:14,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,553 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) [2022-07-14 15:39:14,553 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 [2022-07-14 15:39:14,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,634 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 [2022-07-14 15:39:14,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,635 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) [2022-07-14 15:39:14,636 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 [2022-07-14 15:39:14,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,710 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 [2022-07-14 15:39:14,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,712 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) [2022-07-14 15:39:14,713 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 [2022-07-14 15:39:14,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:14,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,740 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) [2022-07-14 15:39:14,741 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 [2022-07-14 15:39:14,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:14,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,807 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) [2022-07-14 15:39:14,808 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 [2022-07-14 15:39:14,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,860 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 [2022-07-14 15:39:14,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,862 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) [2022-07-14 15:39:14,863 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 [2022-07-14 15:39:14,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:14,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,907 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) [2022-07-14 15:39:14,909 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 [2022-07-14 15:39:14,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:14,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:14,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:14,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:14,961 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) [2022-07-14 15:39:14,962 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 [2022-07-14 15:39:14,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:14,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:14,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:14,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:14,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:14,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:14,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:14,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:15,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,012 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) [2022-07-14 15:39:15,013 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 [2022-07-14 15:39:15,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:15,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:15,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:15,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:15,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,054 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) [2022-07-14 15:39:15,055 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 [2022-07-14 15:39:15,057 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 [2022-07-14 15:39:15,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,079 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:15,084 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-14 15:39:15,084 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-14 15:39:15,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,088 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) [2022-07-14 15:39:15,089 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 [2022-07-14 15:39:15,090 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:15,112 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:15,112 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:15,112 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~k~0#1, ULTIMATE.start_f_~z~0#1) = 1*ULTIMATE.start_f_~k~0#1 - 1*ULTIMATE.start_f_~z~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2022-07-14 15:39:15,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:15,141 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:15,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:15,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-14 15:39:15,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:15,182 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:15,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:15,183 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-07-14 15:39:15,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-14 15:39:15,215 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 6 states. [2022-07-14 15:39:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-07-14 15:39:15,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-07-14 15:39:15,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-14 15:39:15,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:15,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-14 15:39:15,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:15,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-14 15:39:15,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:15,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2022-07-14 15:39:15,218 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2022-07-14 15:39:15,218 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 42 transitions. [2022-07-14 15:39:15,218 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-07-14 15:39:15,219 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-07-14 15:39:15,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 42 transitions. [2022-07-14 15:39:15,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:39:15,219 INFO L369 hiAutomatonCegarLoop]: Abstraction has 33 states and 42 transitions. [2022-07-14 15:39:15,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 42 transitions. [2022-07-14 15:39:15,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 27. [2022-07-14 15:39:15,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 26 states have internal predecessors, (34), 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) [2022-07-14 15:39:15,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-07-14 15:39:15,220 INFO L392 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-07-14 15:39:15,221 INFO L374 stractBuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-07-14 15:39:15,221 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 15:39:15,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2022-07-14 15:39:15,221 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-14 15:39:15,221 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:15,221 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:15,222 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:15,222 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:15,222 INFO L752 eck$LassoCheckResult]: Stem: 324#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(11, 2); 312#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 313#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 314#L27 assume !!(f_~k~0#1 <= 1073741823); 303#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 304#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 320#L18 assume !(0 == __VERIFIER_assert_~cond#1); 317#L18-2 assume { :end_inline___VERIFIER_assert } true; 318#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 325#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 321#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 322#L38-2 [2022-07-14 15:39:15,222 INFO L754 eck$LassoCheckResult]: Loop: 322#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 326#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 322#L38-2 [2022-07-14 15:39:15,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:15,222 INFO L85 PathProgramCache]: Analyzing trace with hash 791741115, now seen corresponding path program 1 times [2022-07-14 15:39:15,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:15,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236689735] [2022-07-14 15:39:15,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:15,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,232 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:15,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:15,248 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 1 times [2022-07-14 15:39:15,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:15,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633886106] [2022-07-14 15:39:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,253 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,256 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:15,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:15,257 INFO L85 PathProgramCache]: Analyzing trace with hash 654002018, now seen corresponding path program 1 times [2022-07-14 15:39:15,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:15,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879286301] [2022-07-14 15:39:15,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:15,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,270 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:15,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:15,473 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:15,473 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:15,473 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:15,473 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:15,474 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:15,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,474 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:15,474 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:15,474 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration3_Lasso [2022-07-14 15:39:15,474 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:15,474 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:15,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:15,652 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 [2022-07-14 15:39:15,719 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:15,719 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:15,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,720 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) [2022-07-14 15:39:15,721 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 [2022-07-14 15:39:15,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-14 15:39:15,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,754 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) [2022-07-14 15:39:15,755 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 [2022-07-14 15:39:15,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-14 15:39:15,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,782 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) [2022-07-14 15:39:15,783 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 [2022-07-14 15:39:15,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,820 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-14 15:39:15,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,821 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) [2022-07-14 15:39:15,822 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 [2022-07-14 15:39:15,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:15,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:15,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:15,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,848 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 [2022-07-14 15:39:15,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,849 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) [2022-07-14 15:39:15,850 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 [2022-07-14 15:39:15,852 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 [2022-07-14 15:39:15,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-14 15:39:15,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,892 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) [2022-07-14 15:39:15,894 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 [2022-07-14 15:39:15,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:15,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:15,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:15,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-14 15:39:15,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,928 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) [2022-07-14 15:39:15,929 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 [2022-07-14 15:39:15,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:15,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:15,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:15,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-14 15:39:15,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,955 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) [2022-07-14 15:39:15,955 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 [2022-07-14 15:39:15,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:15,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,963 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:15,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:15,988 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 [2022-07-14 15:39:15,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:15,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:15,989 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) [2022-07-14 15:39:15,989 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 [2022-07-14 15:39:15,991 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 [2022-07-14 15:39:15,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:15,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:15,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:15,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:15,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:15,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,029 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 [2022-07-14 15:39:16,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,030 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) [2022-07-14 15:39:16,032 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 [2022-07-14 15:39:16,033 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 [2022-07-14 15:39:16,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:16,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,062 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 [2022-07-14 15:39:16,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,063 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) [2022-07-14 15:39:16,064 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 [2022-07-14 15:39:16,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:16,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:16,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,107 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) [2022-07-14 15:39:16,108 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 [2022-07-14 15:39:16,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:16,117 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,152 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 [2022-07-14 15:39:16,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,158 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) [2022-07-14 15:39:16,159 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 [2022-07-14 15:39:16,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:16,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:16,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:16,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-14 15:39:16,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,184 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) [2022-07-14 15:39:16,185 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 [2022-07-14 15:39:16,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:16,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:16,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:16,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-14 15:39:16,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,209 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) [2022-07-14 15:39:16,210 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 [2022-07-14 15:39:16,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:16,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:16,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:16,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-14 15:39:16,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,241 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) [2022-07-14 15:39:16,241 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 [2022-07-14 15:39:16,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:16,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-14 15:39:16,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,269 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) [2022-07-14 15:39:16,269 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 [2022-07-14 15:39:16,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:16,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:16,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:16,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:16,294 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 [2022-07-14 15:39:16,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,296 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) [2022-07-14 15:39:16,296 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 [2022-07-14 15:39:16,297 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 [2022-07-14 15:39:16,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:16,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:16,322 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:16,346 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-07-14 15:39:16,346 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-07-14 15:39:16,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,352 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) [2022-07-14 15:39:16,353 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 [2022-07-14 15:39:16,354 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:16,372 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:16,372 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:16,372 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-07-14 15:39:16,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:16,392 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:16,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:16,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:16,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:16,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:16,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:16,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:16,476 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:16,476 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-14 15:39:16,501 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 42 transitions. Complement of second has 6 states. [2022-07-14 15:39:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:16,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-14 15:39:16,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2022-07-14 15:39:16,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-14 15:39:16,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:16,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 13 letters. Loop has 2 letters. [2022-07-14 15:39:16,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:16,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 4 letters. [2022-07-14 15:39:16,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:16,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. [2022-07-14 15:39:16,504 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-14 15:39:16,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 32 states and 41 transitions. [2022-07-14 15:39:16,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2022-07-14 15:39:16,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-07-14 15:39:16,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 41 transitions. [2022-07-14 15:39:16,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:16,505 INFO L369 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-07-14 15:39:16,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 41 transitions. [2022-07-14 15:39:16,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2022-07-14 15:39:16,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 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) [2022-07-14 15:39:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 40 transitions. [2022-07-14 15:39:16,507 INFO L392 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-07-14 15:39:16,507 INFO L374 stractBuchiCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-07-14 15:39:16,507 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 15:39:16,507 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 40 transitions. [2022-07-14 15:39:16,508 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-14 15:39:16,508 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:16,508 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:16,508 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:16,508 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:16,509 INFO L752 eck$LassoCheckResult]: Stem: 460#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(11, 2); 447#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 448#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 450#L27-1 assume !!(f_~k~0#1 <= 1073741823); 466#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 467#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 454#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 443#L18-5 assume { :end_inline___VERIFIER_assert } true; 444#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 446#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 451#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 441#L38-5 [2022-07-14 15:39:16,509 INFO L754 eck$LassoCheckResult]: Loop: 441#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 442#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 441#L38-5 [2022-07-14 15:39:16,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:16,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1371676417, now seen corresponding path program 1 times [2022-07-14 15:39:16,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:16,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921394475] [2022-07-14 15:39:16,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:16,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,520 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:16,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:16,528 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 1 times [2022-07-14 15:39:16,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:16,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33824285] [2022-07-14 15:39:16,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,531 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:16,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:16,533 INFO L85 PathProgramCache]: Analyzing trace with hash 373927206, now seen corresponding path program 1 times [2022-07-14 15:39:16,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:16,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898794703] [2022-07-14 15:39:16,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:16,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,539 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:16,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:16,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:16,757 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:16,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:16,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:16,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:16,757 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:16,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,757 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:16,757 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:16,757 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration4_Lasso [2022-07-14 15:39:16,757 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:16,757 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:16,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:16,969 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:16,970 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:16,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:16,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:16,971 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) [2022-07-14 15:39:16,972 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 [2022-07-14 15:39:16,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:16,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:16,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:16,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:16,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:16,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:16,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:16,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:16,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,003 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 [2022-07-14 15:39:17,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,005 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) [2022-07-14 15:39:17,005 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 [2022-07-14 15:39:17,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,014 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,031 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 [2022-07-14 15:39:17,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,032 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) [2022-07-14 15:39:17,032 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 [2022-07-14 15:39:17,033 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 [2022-07-14 15:39:17,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,065 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 [2022-07-14 15:39:17,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,066 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) [2022-07-14 15:39:17,066 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 [2022-07-14 15:39:17,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:17,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:17,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:17,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-14 15:39:17,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,092 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) [2022-07-14 15:39:17,092 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 [2022-07-14 15:39:17,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:17,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:17,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:17,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,127 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 [2022-07-14 15:39:17,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,129 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) [2022-07-14 15:39:17,139 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 [2022-07-14 15:39:17,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:17,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:17,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:17,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-14 15:39:17,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,163 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) [2022-07-14 15:39:17,163 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 [2022-07-14 15:39:17,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-14 15:39:17,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,199 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) [2022-07-14 15:39:17,200 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 [2022-07-14 15:39:17,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-14 15:39:17,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,242 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) [2022-07-14 15:39:17,242 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 [2022-07-14 15:39:17,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:17,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-14 15:39:17,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,269 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) [2022-07-14 15:39:17,270 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 [2022-07-14 15:39:17,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:17,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:17,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:17,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:17,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:17,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:17,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:17,290 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:17,297 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-14 15:39:17,297 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-07-14 15:39:17,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,299 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) [2022-07-14 15:39:17,300 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 [2022-07-14 15:39:17,301 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:17,307 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:17,308 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:17,308 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-07-14 15:39:17,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:17,327 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:17,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:17,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:17,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:17,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:17,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:17,393 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:17,393 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-14 15:39:17,426 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 37 states and 48 transitions. Complement of second has 6 states. [2022-07-14 15:39:17,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-14 15:39:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2022-07-14 15:39:17,428 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-14 15:39:17,428 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:17,428 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 13 letters. Loop has 2 letters. [2022-07-14 15:39:17,428 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:17,428 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 11 letters. Loop has 4 letters. [2022-07-14 15:39:17,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:17,429 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 48 transitions. [2022-07-14 15:39:17,430 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-14 15:39:17,432 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 36 states and 47 transitions. [2022-07-14 15:39:17,432 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-14 15:39:17,432 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-07-14 15:39:17,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 47 transitions. [2022-07-14 15:39:17,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:17,433 INFO L369 hiAutomatonCegarLoop]: Abstraction has 36 states and 47 transitions. [2022-07-14 15:39:17,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 47 transitions. [2022-07-14 15:39:17,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2022-07-14 15:39:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 34 states have internal predecessors, (46), 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) [2022-07-14 15:39:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2022-07-14 15:39:17,438 INFO L392 hiAutomatonCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-07-14 15:39:17,438 INFO L374 stractBuchiCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-07-14 15:39:17,438 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 15:39:17,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 46 transitions. [2022-07-14 15:39:17,440 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-14 15:39:17,440 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:17,440 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:17,441 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:17,441 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 15:39:17,441 INFO L752 eck$LassoCheckResult]: Stem: 607#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(11, 2); 593#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 594#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 595#L27 assume !!(f_~k~0#1 <= 1073741823); 581#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 582#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 602#L18 assume !(0 == __VERIFIER_assert_~cond#1); 598#L18-2 assume { :end_inline___VERIFIER_assert } true; 599#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 608#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 603#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 604#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 612#L38 assume 0 != f_~c~0#1 % 256; 605#L39 [2022-07-14 15:39:17,441 INFO L754 eck$LassoCheckResult]: Loop: 605#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 606#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 609#L38 assume 0 != f_~c~0#1 % 256; 605#L39 [2022-07-14 15:39:17,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:17,442 INFO L85 PathProgramCache]: Analyzing trace with hash 654002014, now seen corresponding path program 1 times [2022-07-14 15:39:17,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:17,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688892717] [2022-07-14 15:39:17,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:17,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,461 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:17,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:17,472 INFO L85 PathProgramCache]: Analyzing trace with hash 93186, now seen corresponding path program 1 times [2022-07-14 15:39:17,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:17,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766947661] [2022-07-14 15:39:17,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:17,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,477 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:17,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:17,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1402407813, now seen corresponding path program 1 times [2022-07-14 15:39:17,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:17,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251439469] [2022-07-14 15:39:17,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:17,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,487 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:17,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:17,519 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:17,519 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:17,519 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:17,519 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:17,519 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:39:17,519 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:17,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:17,519 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Loop [2022-07-14 15:39:17,519 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:17,519 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:17,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,612 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 [2022-07-14 15:39:17,618 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:17,618 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:39:17,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,622 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) [2022-07-14 15:39:17,624 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 [2022-07-14 15:39:17,626 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:17,626 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:17,638 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:17,638 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:17,653 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 [2022-07-14 15:39:17,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,654 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) [2022-07-14 15:39:17,654 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 [2022-07-14 15:39:17,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:17,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:17,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-14 15:39:17,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,684 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) [2022-07-14 15:39:17,685 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 [2022-07-14 15:39:17,687 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:39:17,687 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:17,705 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:17,705 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-1}, {ULTIMATE.start_f_~z~0#1=0}, {ULTIMATE.start_f_~z~0#1=0}] Lambdas: [1, 6, 0] Nus: [1, 1] [2022-07-14 15:39:17,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-14 15:39:17,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,721 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) [2022-07-14 15:39:17,722 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 [2022-07-14 15:39:17,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:17,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:17,737 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:17,738 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=224, ULTIMATE.start_f_#t~nondet4#1=224} Honda state: {ULTIMATE.start_f_~c~0#1=224, ULTIMATE.start_f_#t~nondet4#1=224} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:17,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-14 15:39:17,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:17,754 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) [2022-07-14 15:39:17,755 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 [2022-07-14 15:39:17,756 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:17,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:17,771 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:17,771 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=191, ULTIMATE.start_f_#t~nondet5#1=-65} Honda state: {ULTIMATE.start_f_~y~0#1=191, ULTIMATE.start_f_#t~nondet5#1=-65} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:17,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-14 15:39:17,968 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:17,969 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:17,969 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:17,969 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:17,969 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:17,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:17,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:17,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:17,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Lasso [2022-07-14 15:39:17,969 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:17,969 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:17,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:17,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:18,253 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:18,253 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:18,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,255 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) [2022-07-14 15:39:18,256 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 [2022-07-14 15:39:18,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,280 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-14 15:39:18,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,281 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) [2022-07-14 15:39:18,282 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 [2022-07-14 15:39:18,283 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 [2022-07-14 15:39:18,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-14 15:39:18,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,308 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) [2022-07-14 15:39:18,308 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 [2022-07-14 15:39:18,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-14 15:39:18,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,334 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) [2022-07-14 15:39:18,335 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 [2022-07-14 15:39:18,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-07-14 15:39:18,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,373 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) [2022-07-14 15:39:18,373 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 [2022-07-14 15:39:18,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:18,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:18,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:18,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,407 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 [2022-07-14 15:39:18,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,408 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) [2022-07-14 15:39:18,409 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 [2022-07-14 15:39:18,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:18,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:18,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:18,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-07-14 15:39:18,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,432 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) [2022-07-14 15:39:18,433 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 [2022-07-14 15:39:18,434 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 [2022-07-14 15:39:18,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,457 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 [2022-07-14 15:39:18,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,458 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) [2022-07-14 15:39:18,458 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 [2022-07-14 15:39:18,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,491 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 [2022-07-14 15:39:18,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,492 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) [2022-07-14 15:39:18,492 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 [2022-07-14 15:39:18,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-07-14 15:39:18,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,518 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) [2022-07-14 15:39:18,519 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 [2022-07-14 15:39:18,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-07-14 15:39:18,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,545 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) [2022-07-14 15:39:18,546 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 [2022-07-14 15:39:18,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,576 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 [2022-07-14 15:39:18,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,578 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) [2022-07-14 15:39:18,578 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 [2022-07-14 15:39:18,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:18,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:18,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:18,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:18,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,607 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) [2022-07-14 15:39:18,618 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 [2022-07-14 15:39:18,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,642 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 [2022-07-14 15:39:18,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,643 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) [2022-07-14 15:39:18,644 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 [2022-07-14 15:39:18,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,669 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 [2022-07-14 15:39:18,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,670 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) [2022-07-14 15:39:18,671 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 [2022-07-14 15:39:18,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:18,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,705 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) [2022-07-14 15:39:18,705 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 [2022-07-14 15:39:18,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:18,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:18,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:18,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,744 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 [2022-07-14 15:39:18,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,746 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) [2022-07-14 15:39:18,746 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 [2022-07-14 15:39:18,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:18,783 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 [2022-07-14 15:39:18,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,784 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) [2022-07-14 15:39:18,785 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 [2022-07-14 15:39:18,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:18,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:18,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:18,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:18,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:18,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:18,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:18,798 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:18,801 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-14 15:39:18,801 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-14 15:39:18,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:18,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:18,802 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) [2022-07-14 15:39:18,803 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 [2022-07-14 15:39:18,804 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:18,810 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:18,810 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:18,810 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~d#1, ULTIMATE.start_f_~x~0#1) = -1*ULTIMATE.start_f_~d#1 + 1*ULTIMATE.start_f_~x~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-07-14 15:39:18,828 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 [2022-07-14 15:39:18,831 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:18,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:18,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:18,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:18,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:18,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:18,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:18,916 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-07-14 15:39:18,916 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 46 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2022-07-14 15:39:18,946 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 46 transitions. cyclomatic complexity: 17. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 59 transitions. Complement of second has 7 states. [2022-07-14 15:39:18,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2022-07-14 15:39:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-07-14 15:39:18,947 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 3 letters. [2022-07-14 15:39:18,947 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:18,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 16 letters. Loop has 3 letters. [2022-07-14 15:39:18,948 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:18,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 6 letters. [2022-07-14 15:39:18,948 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:18,948 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 59 transitions. [2022-07-14 15:39:18,948 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-14 15:39:18,949 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 41 states and 54 transitions. [2022-07-14 15:39:18,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-14 15:39:18,949 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-07-14 15:39:18,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2022-07-14 15:39:18,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:18,949 INFO L369 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-07-14 15:39:18,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2022-07-14 15:39:18,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2022-07-14 15:39:18,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.325) internal successors, (53), 39 states have internal predecessors, (53), 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) [2022-07-14 15:39:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2022-07-14 15:39:18,950 INFO L392 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-07-14 15:39:18,950 INFO L374 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2022-07-14 15:39:18,950 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-14 15:39:18,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2022-07-14 15:39:18,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-14 15:39:18,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:18,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:18,951 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:18,951 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 15:39:18,951 INFO L752 eck$LassoCheckResult]: Stem: 775#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(11, 2); 760#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 761#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 763#L27-1 assume !!(f_~k~0#1 <= 1073741823); 780#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 781#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 767#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 756#L18-5 assume { :end_inline___VERIFIER_assert } true; 757#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 759#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 764#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 768#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 755#L38-3 assume 0 != f_~c~0#1 % 256; 758#L39-1 [2022-07-14 15:39:18,951 INFO L754 eck$LassoCheckResult]: Loop: 758#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 751#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 752#L38-3 assume 0 != f_~c~0#1 % 256; 758#L39-1 [2022-07-14 15:39:18,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:18,952 INFO L85 PathProgramCache]: Analyzing trace with hash 373927202, now seen corresponding path program 1 times [2022-07-14 15:39:18,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:18,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135738817] [2022-07-14 15:39:18,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:18,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:18,960 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:18,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:18,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:18,984 INFO L85 PathProgramCache]: Analyzing trace with hash 160710, now seen corresponding path program 1 times [2022-07-14 15:39:18,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:18,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224065018] [2022-07-14 15:39:18,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:18,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:18,987 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:18,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:18,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:18,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1479760123, now seen corresponding path program 1 times [2022-07-14 15:39:18,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:18,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275531463] [2022-07-14 15:39:18,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:18,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:18,995 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:19,009 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:19,036 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:19,036 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:19,036 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:19,036 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:19,036 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:39:19,036 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,036 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:19,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:19,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Loop [2022-07-14 15:39:19,037 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:19,037 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:19,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,120 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:19,120 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:39:19,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,121 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) [2022-07-14 15:39:19,121 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 [2022-07-14 15:39:19,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:19,123 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:19,135 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:19,135 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:19,150 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 [2022-07-14 15:39:19,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,151 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) [2022-07-14 15:39:19,151 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 [2022-07-14 15:39:19,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:19,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:19,168 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:19,168 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=10, ULTIMATE.start_f_#t~nondet4#1=10} Honda state: {ULTIMATE.start_f_~c~0#1=10, ULTIMATE.start_f_#t~nondet4#1=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:19,183 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 [2022-07-14 15:39:19,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,185 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) [2022-07-14 15:39:19,185 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 [2022-07-14 15:39:19,186 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:19,186 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:19,208 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 [2022-07-14 15:39:19,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,209 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) [2022-07-14 15:39:19,209 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 [2022-07-14 15:39:19,211 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:39:19,211 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:19,229 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:19,229 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-1}, {ULTIMATE.start_f_~z~0#1=0}, {ULTIMATE.start_f_~z~0#1=0}] Lambdas: [1, 6, 0] Nus: [1, 1] [2022-07-14 15:39:19,244 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 [2022-07-14 15:39:19,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,245 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) [2022-07-14 15:39:19,245 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 [2022-07-14 15:39:19,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:39:19,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:39:19,262 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:39:19,262 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=192, ULTIMATE.start_f_#t~nondet5#1=-64} Honda state: {ULTIMATE.start_f_~y~0#1=192, ULTIMATE.start_f_#t~nondet5#1=-64} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:39:19,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-07-14 15:39:19,439 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:19,439 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:19,440 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:19,440 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:19,440 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:19,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:19,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:19,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Lasso [2022-07-14 15:39:19,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:19,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:19,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,477 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 [2022-07-14 15:39:19,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:19,720 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:19,720 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:19,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,721 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) [2022-07-14 15:39:19,722 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 [2022-07-14 15:39:19,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,747 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 [2022-07-14 15:39:19,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,748 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) [2022-07-14 15:39:19,748 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 [2022-07-14 15:39:19,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,776 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 [2022-07-14 15:39:19,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,777 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) [2022-07-14 15:39:19,777 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 [2022-07-14 15:39:19,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-07-14 15:39:19,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,815 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) [2022-07-14 15:39:19,816 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 [2022-07-14 15:39:19,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:19,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:19,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:19,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-07-14 15:39:19,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,840 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) [2022-07-14 15:39:19,841 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 [2022-07-14 15:39:19,842 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 [2022-07-14 15:39:19,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:19,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:19,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:19,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,865 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 [2022-07-14 15:39:19,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,867 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) [2022-07-14 15:39:19,867 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 [2022-07-14 15:39:19,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,907 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 [2022-07-14 15:39:19,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,908 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) [2022-07-14 15:39:19,908 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 [2022-07-14 15:39:19,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-07-14 15:39:19,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,940 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) [2022-07-14 15:39:19,941 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 [2022-07-14 15:39:19,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:19,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-07-14 15:39:19,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:19,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:19,972 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) [2022-07-14 15:39:19,972 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 [2022-07-14 15:39:19,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:19,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:19,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:19,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:19,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:19,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:19,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:19,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:20,001 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 [2022-07-14 15:39:20,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,002 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) [2022-07-14 15:39:20,004 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 [2022-07-14 15:39:20,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:20,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:20,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:20,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:20,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:20,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:20,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:20,018 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:20,022 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-07-14 15:39:20,022 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-07-14 15:39:20,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,023 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) [2022-07-14 15:39:20,023 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 [2022-07-14 15:39:20,024 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:20,031 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:20,031 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:20,031 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~d#1, ULTIMATE.start_f_~x~0#1) = -1*ULTIMATE.start_f_~d#1 + 1*ULTIMATE.start_f_~x~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-07-14 15:39:20,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-07-14 15:39:20,058 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:20,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:20,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:20,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:20,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:20,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:20,143 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-07-14 15:39:20,143 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 20 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2022-07-14 15:39:20,182 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 20. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 66 transitions. Complement of second has 7 states. [2022-07-14 15:39:20,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:20,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2022-07-14 15:39:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-07-14 15:39:20,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 3 letters. [2022-07-14 15:39:20,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:20,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 16 letters. Loop has 3 letters. [2022-07-14 15:39:20,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:20,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 13 letters. Loop has 6 letters. [2022-07-14 15:39:20,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:20,184 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 66 transitions. [2022-07-14 15:39:20,185 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:20,185 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 46 states and 61 transitions. [2022-07-14 15:39:20,185 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-14 15:39:20,185 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-07-14 15:39:20,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 61 transitions. [2022-07-14 15:39:20,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:20,185 INFO L369 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2022-07-14 15:39:20,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 61 transitions. [2022-07-14 15:39:20,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 45. [2022-07-14 15:39:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 44 states have internal predecessors, (60), 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) [2022-07-14 15:39:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2022-07-14 15:39:20,188 INFO L392 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2022-07-14 15:39:20,188 INFO L374 stractBuchiCegarLoop]: Abstraction has 45 states and 60 transitions. [2022-07-14 15:39:20,188 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-14 15:39:20,188 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 60 transitions. [2022-07-14 15:39:20,189 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:20,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:20,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:20,189 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:20,189 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:20,189 INFO L752 eck$LassoCheckResult]: Stem: 952#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(11, 2); 937#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 938#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 939#L27 assume !!(f_~k~0#1 <= 1073741823); 925#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 926#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 946#L18 assume !(0 == __VERIFIER_assert_~cond#1); 942#L18-2 assume { :end_inline___VERIFIER_assert } true; 943#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 955#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 950#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 951#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 963#L38 assume 0 != f_~c~0#1 % 256; 947#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 948#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 969#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 956#L38-2 [2022-07-14 15:39:20,189 INFO L754 eck$LassoCheckResult]: Loop: 956#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 957#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 956#L38-2 [2022-07-14 15:39:20,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1402407817, now seen corresponding path program 1 times [2022-07-14 15:39:20,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:20,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080477182] [2022-07-14 15:39:20,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:20,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,197 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:20,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:20,206 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 2 times [2022-07-14 15:39:20,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:20,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700691096] [2022-07-14 15:39:20,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:20,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,208 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,210 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:20,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:20,211 INFO L85 PathProgramCache]: Analyzing trace with hash -905816912, now seen corresponding path program 2 times [2022-07-14 15:39:20,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:20,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333527200] [2022-07-14 15:39:20,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:20,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,218 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:20,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:20,327 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 [2022-07-14 15:39:20,507 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:20,507 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:20,507 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:20,507 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:20,507 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:20,507 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,507 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:20,507 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:20,507 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration7_Lasso [2022-07-14 15:39:20,507 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:20,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:20,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:20,745 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:20,746 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:20,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,747 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) [2022-07-14 15:39:20,748 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 [2022-07-14 15:39:20,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:20,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:20,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:20,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:20,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:20,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:20,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:20,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:20,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:20,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-07-14 15:39:20,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,773 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) [2022-07-14 15:39:20,773 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 [2022-07-14 15:39:20,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:20,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:20,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:20,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:20,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:20,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:20,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:20,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:20,799 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 [2022-07-14 15:39:20,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,800 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) [2022-07-14 15:39:20,800 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 [2022-07-14 15:39:20,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:20,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:20,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:20,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:20,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:20,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:20,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:20,823 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:20,836 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-07-14 15:39:20,836 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-07-14 15:39:20,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:20,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:20,837 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) [2022-07-14 15:39:20,838 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 [2022-07-14 15:39:20,887 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:20,894 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:20,894 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:20,894 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2022-07-14 15:39:20,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-07-14 15:39:20,914 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:20,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:20,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:20,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:20,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:20,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:21,007 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:21,007 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 60 transitions. cyclomatic complexity: 23 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-07-14 15:39:21,028 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 60 transitions. cyclomatic complexity: 23. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 82 transitions. Complement of second has 6 states. [2022-07-14 15:39:21,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-07-14 15:39:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-07-14 15:39:21,029 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-14 15:39:21,029 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,029 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:21,030 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 4 letters. [2022-07-14 15:39:21,030 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,030 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 82 transitions. [2022-07-14 15:39:21,030 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:21,031 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 55 states and 72 transitions. [2022-07-14 15:39:21,031 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2022-07-14 15:39:21,031 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-07-14 15:39:21,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 72 transitions. [2022-07-14 15:39:21,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:21,031 INFO L369 hiAutomatonCegarLoop]: Abstraction has 55 states and 72 transitions. [2022-07-14 15:39:21,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 72 transitions. [2022-07-14 15:39:21,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2022-07-14 15:39:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.320754716981132) internal successors, (70), 52 states have internal predecessors, (70), 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) [2022-07-14 15:39:21,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2022-07-14 15:39:21,033 INFO L392 hiAutomatonCegarLoop]: Abstraction has 53 states and 70 transitions. [2022-07-14 15:39:21,033 INFO L374 stractBuchiCegarLoop]: Abstraction has 53 states and 70 transitions. [2022-07-14 15:39:21,034 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-14 15:39:21,034 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 70 transitions. [2022-07-14 15:39:21,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:21,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:21,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:21,034 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:21,035 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:21,035 INFO L752 eck$LassoCheckResult]: Stem: 1151#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(11, 2); 1137#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1138#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1140#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1160#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1161#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1144#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1131#L18-5 assume { :end_inline___VERIFIER_assert } true; 1132#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1136#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1141#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1126#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1128#L38-3 assume 0 != f_~c~0#1 % 256; 1152#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1153#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1167#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1134#L38-5 [2022-07-14 15:39:21,035 INFO L754 eck$LassoCheckResult]: Loop: 1134#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1133#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1134#L38-5 [2022-07-14 15:39:21,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1479760119, now seen corresponding path program 1 times [2022-07-14 15:39:21,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239338875] [2022-07-14 15:39:21,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,041 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,045 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:21,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,046 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 2 times [2022-07-14 15:39:21,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579994151] [2022-07-14 15:39:21,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,048 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:21,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash -415295312, now seen corresponding path program 2 times [2022-07-14 15:39:21,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19239173] [2022-07-14 15:39:21,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,083 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,086 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 [2022-07-14 15:39:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:21,355 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:21,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:21,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:21,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:21,355 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:21,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:21,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:21,355 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration8_Lasso [2022-07-14 15:39:21,355 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:21,355 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:21,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:21,612 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:21,612 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:21,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,614 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) [2022-07-14 15:39:21,614 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 [2022-07-14 15:39:21,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:21,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:21,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:21,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:21,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:21,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:21,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:21,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:21,640 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 [2022-07-14 15:39:21,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,642 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) [2022-07-14 15:39:21,642 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 [2022-07-14 15:39:21,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:21,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:21,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:21,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:21,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:21,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:21,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:21,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:21,674 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 [2022-07-14 15:39:21,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,675 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) [2022-07-14 15:39:21,676 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 [2022-07-14 15:39:21,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:21,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:21,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:21,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:21,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:21,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:21,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:21,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:21,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-07-14 15:39:21,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,703 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) [2022-07-14 15:39:21,703 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 [2022-07-14 15:39:21,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:21,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:21,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:21,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:21,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:21,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:21,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:21,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:21,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:21,727 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 [2022-07-14 15:39:21,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,729 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) [2022-07-14 15:39:21,729 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 [2022-07-14 15:39:21,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:21,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:21,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:21,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:21,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:21,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:21,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:21,744 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:21,750 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-07-14 15:39:21,750 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-07-14 15:39:21,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:21,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:21,751 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) [2022-07-14 15:39:21,752 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 [2022-07-14 15:39:21,753 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:21,760 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:21,760 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:21,760 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-07-14 15:39:21,776 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 [2022-07-14 15:39:21,778 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:21,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:21,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:21,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:21,864 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 [2022-07-14 15:39:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:21,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:21,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:21,886 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:21,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 70 transitions. cyclomatic complexity: 27 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-07-14 15:39:21,918 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 70 transitions. cyclomatic complexity: 27. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 71 states and 92 transitions. Complement of second has 6 states. [2022-07-14 15:39:21,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-07-14 15:39:21,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-07-14 15:39:21,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-14 15:39:21,922 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,922 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:21,922 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,922 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 16 letters. Loop has 4 letters. [2022-07-14 15:39:21,922 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:21,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 92 transitions. [2022-07-14 15:39:21,924 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:21,926 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 63 states and 82 transitions. [2022-07-14 15:39:21,926 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2022-07-14 15:39:21,926 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-07-14 15:39:21,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 82 transitions. [2022-07-14 15:39:21,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:21,926 INFO L369 hiAutomatonCegarLoop]: Abstraction has 63 states and 82 transitions. [2022-07-14 15:39:21,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 82 transitions. [2022-07-14 15:39:21,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2022-07-14 15:39:21,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.3114754098360655) internal successors, (80), 60 states have internal predecessors, (80), 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) [2022-07-14 15:39:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 80 transitions. [2022-07-14 15:39:21,933 INFO L392 hiAutomatonCegarLoop]: Abstraction has 61 states and 80 transitions. [2022-07-14 15:39:21,933 INFO L374 stractBuchiCegarLoop]: Abstraction has 61 states and 80 transitions. [2022-07-14 15:39:21,933 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-14 15:39:21,933 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 80 transitions. [2022-07-14 15:39:21,933 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 15:39:21,933 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:21,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:21,934 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:21,934 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:21,935 INFO L752 eck$LassoCheckResult]: Stem: 1366#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(11, 2); 1351#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1352#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1353#L27 assume !!(f_~k~0#1 <= 1073741823); 1337#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 1338#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1360#L18 assume !(0 == __VERIFIER_assert_~cond#1); 1356#L18-2 assume { :end_inline___VERIFIER_assert } true; 1357#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1369#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1364#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1365#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1384#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1382#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1383#L38 assume 0 != f_~c~0#1 % 256; 1391#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1389#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1387#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1370#L38-2 [2022-07-14 15:39:21,935 INFO L754 eck$LassoCheckResult]: Loop: 1370#L38-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1371#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1370#L38-2 [2022-07-14 15:39:21,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,935 INFO L85 PathProgramCache]: Analyzing trace with hash -795830462, now seen corresponding path program 3 times [2022-07-14 15:39:21,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468881985] [2022-07-14 15:39:21,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,946 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:21,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,964 INFO L85 PathProgramCache]: Analyzing trace with hash 2856, now seen corresponding path program 3 times [2022-07-14 15:39:21,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680313363] [2022-07-14 15:39:21,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,967 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:21,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:21,971 INFO L85 PathProgramCache]: Analyzing trace with hash -288893399, now seen corresponding path program 4 times [2022-07-14 15:39:21,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:21,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255496707] [2022-07-14 15:39:21,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:21,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,981 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:21,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:22,281 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:22,281 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:22,281 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:22,281 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:22,281 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:22,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,282 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:22,282 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:22,282 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration9_Lasso [2022-07-14 15:39:22,282 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:22,282 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:22,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:22,570 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:22,571 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:22,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,572 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) [2022-07-14 15:39:22,573 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 [2022-07-14 15:39:22,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:22,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:22,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:22,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,597 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 [2022-07-14 15:39:22,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,598 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) [2022-07-14 15:39:22,598 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 [2022-07-14 15:39:22,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,625 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 [2022-07-14 15:39:22,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,626 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) [2022-07-14 15:39:22,626 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 [2022-07-14 15:39:22,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,651 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 [2022-07-14 15:39:22,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,653 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) [2022-07-14 15:39:22,653 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 [2022-07-14 15:39:22,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,678 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 [2022-07-14 15:39:22,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,679 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) [2022-07-14 15:39:22,680 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 [2022-07-14 15:39:22,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:22,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,707 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) [2022-07-14 15:39:22,707 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 [2022-07-14 15:39:22,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,737 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 [2022-07-14 15:39:22,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,738 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) [2022-07-14 15:39:22,738 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 [2022-07-14 15:39:22,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:22,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:22,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:22,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:22,762 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 [2022-07-14 15:39:22,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,763 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) [2022-07-14 15:39:22,764 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 [2022-07-14 15:39:22,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:22,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:22,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:22,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:22,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:22,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:22,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:22,786 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:22,801 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-14 15:39:22,801 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-14 15:39:22,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:22,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:22,809 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) [2022-07-14 15:39:22,810 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 [2022-07-14 15:39:22,811 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:22,832 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:22,832 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:22,832 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [-1*ULTIMATE.start_f_~x~0#1 + 999999*ULTIMATE.start_f_~d#1 >= 0] [2022-07-14 15:39:22,848 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 [2022-07-14 15:39:22,851 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:22,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:22,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:22,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:22,950 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:22,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:22,966 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-07-14 15:39:22,966 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,019 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 87 transitions. Complement of second has 9 states. [2022-07-14 15:39:23,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-07-14 15:39:23,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-07-14 15:39:23,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 41 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:23,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:23,022 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-14 15:39:23,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:23,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:23,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:23,118 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:23,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:23,134 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2022-07-14 15:39:23,134 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,182 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 87 transitions. Complement of second has 9 states. [2022-07-14 15:39:23,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-07-14 15:39:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-07-14 15:39:23,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 41 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:23,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:23,184 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-14 15:39:23,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:23,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:23,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:23,277 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 [2022-07-14 15:39:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:23,291 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 15:39:23,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:23,304 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-07-14 15:39:23,304 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,354 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 80 transitions. cyclomatic complexity: 31. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 89 transitions. Complement of second has 8 states. [2022-07-14 15:39:23,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-07-14 15:39:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-14 15:39:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 43 transitions. [2022-07-14 15:39:23,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:23,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:23,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 20 letters. Loop has 2 letters. [2022-07-14 15:39:23,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:23,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 43 transitions. Stem has 18 letters. Loop has 4 letters. [2022-07-14 15:39:23,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:23,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 89 transitions. [2022-07-14 15:39:23,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 15:39:23,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 32 states and 41 transitions. [2022-07-14 15:39:23,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-07-14 15:39:23,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-07-14 15:39:23,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 41 transitions. [2022-07-14 15:39:23,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:39:23,356 INFO L369 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-07-14 15:39:23,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 41 transitions. [2022-07-14 15:39:23,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-07-14 15:39:23,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.28125) internal successors, (41), 31 states have internal predecessors, (41), 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) [2022-07-14 15:39:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-07-14 15:39:23,357 INFO L392 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-07-14 15:39:23,357 INFO L374 stractBuchiCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-07-14 15:39:23,357 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-14 15:39:23,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 41 transitions. [2022-07-14 15:39:23,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 15:39:23,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:39:23,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:39:23,358 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:39:23,358 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 15:39:23,358 INFO L752 eck$LassoCheckResult]: Stem: 1871#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(11, 2); 1872#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1888#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1889#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1891#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1892#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1894#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1878#L18-5 assume { :end_inline___VERIFIER_assert } true; 1879#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1884#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1890#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1873#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1875#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1897#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1898#L38-3 assume 0 != f_~c~0#1 % 256; 1901#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;f_~y~0#1 := f_#t~nondet5#1 % 256;havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1900#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1899#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1881#L38-5 [2022-07-14 15:39:23,358 INFO L754 eck$LassoCheckResult]: Loop: 1881#L38-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1880#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1881#L38-5 [2022-07-14 15:39:23,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:23,358 INFO L85 PathProgramCache]: Analyzing trace with hash -305308862, now seen corresponding path program 3 times [2022-07-14 15:39:23,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:23,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780835788] [2022-07-14 15:39:23,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:23,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,363 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:23,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:23,367 INFO L85 PathProgramCache]: Analyzing trace with hash 5032, now seen corresponding path program 3 times [2022-07-14 15:39:23,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:23,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313335685] [2022-07-14 15:39:23,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:23,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,369 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:23,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:23,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1344036183, now seen corresponding path program 4 times [2022-07-14 15:39:23,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:39:23,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111906797] [2022-07-14 15:39:23,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:39:23,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:39:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,374 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:39:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:39:23,378 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:39:23,695 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:39:23,695 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:39:23,695 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:39:23,695 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:39:23,695 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:39:23,695 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:23,695 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:39:23,695 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:39:23,695 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration10_Lasso [2022-07-14 15:39:23,695 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:39:23,695 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:39:23,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:23,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:39:24,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:39:24,014 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:39:24,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,015 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) [2022-07-14 15:39:24,016 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 [2022-07-14 15:39:24,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2022-07-14 15:39:24,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,046 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) [2022-07-14 15:39:24,047 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 [2022-07-14 15:39:24,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,079 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 [2022-07-14 15:39:24,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,081 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) [2022-07-14 15:39:24,083 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 [2022-07-14 15:39:24,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,108 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 [2022-07-14 15:39:24,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,112 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) [2022-07-14 15:39:24,113 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 [2022-07-14 15:39:24,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,137 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 [2022-07-14 15:39:24,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,138 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) [2022-07-14 15:39:24,138 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 [2022-07-14 15:39:24,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,164 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 [2022-07-14 15:39:24,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,165 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) [2022-07-14 15:39:24,166 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 [2022-07-14 15:39:24,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,201 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 [2022-07-14 15:39:24,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,202 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) [2022-07-14 15:39:24,203 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 [2022-07-14 15:39:24,204 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 [2022-07-14 15:39:24,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,228 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 [2022-07-14 15:39:24,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,229 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) [2022-07-14 15:39:24,229 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 [2022-07-14 15:39:24,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-07-14 15:39:24,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,255 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-07-14 15:39:24,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-07-14 15:39:24,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,283 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-07-14 15:39:24,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,310 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-07-14 15:39:24,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-07-14 15:39:24,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,338 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-07-14 15:39:24,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,367 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-07-14 15:39:24,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-07-14 15:39:24,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,392 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-07-14 15:39:24,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-07-14 15:39:24,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,420 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-07-14 15:39:24,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-07-14 15:39:24,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,447 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-07-14 15:39:24,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,475 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-07-14 15:39:24,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-07-14 15:39:24,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,502 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-07-14 15:39:24,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,529 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-07-14 15:39:24,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,530 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-07-14 15:39:24,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,564 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-07-14 15:39:24,566 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 [2022-07-14 15:39:24,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-07-14 15:39:24,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,600 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-07-14 15:39:24,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-07-14 15:39:24,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,625 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-07-14 15:39:24,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:39:24,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:39:24,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:39:24,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:39:24,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,650 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-07-14 15:39:24,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:39:24,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:39:24,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:39:24,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:39:24,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:39:24,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:39:24,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:39:24,666 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:39:24,671 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-07-14 15:39:24,671 INFO L444 ModelExtractionUtils]: 9 out of 16 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-14 15:39:24,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:39:24,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:39:24,672 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:39:24,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-07-14 15:39:24,674 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:39:24,682 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-14 15:39:24,682 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:39:24,682 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2022-07-14 15:39:24,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,700 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-14 15:39:24,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:24,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:24,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:24,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:24,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:24,795 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:24,795 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:24,820 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 6 states. [2022-07-14 15:39:24,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:24,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-07-14 15:39:24,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:24,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:24,821 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-14 15:39:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:24,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:24,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:24,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-07-14 15:39:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:24,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:24,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:24,932 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:24,932 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:24,959 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 6 states. [2022-07-14 15:39:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-07-14 15:39:24,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:24,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:24,961 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-14 15:39:24,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:39:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:24,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:39:24,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:39:25,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 15:39:25,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:39:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:39:25,044 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 15:39:25,044 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:25,067 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43 states and 54 transitions. Complement of second has 5 states. [2022-07-14 15:39:25,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 15:39:25,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2022-07-14 15:39:25,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2022-07-14 15:39:25,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-14 15:39:25,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:25,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 20 letters. Loop has 2 letters. [2022-07-14 15:39:25,069 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:25,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 18 letters. Loop has 4 letters. [2022-07-14 15:39:25,069 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:39:25,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 54 transitions. [2022-07-14 15:39:25,070 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:39:25,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 0 states and 0 transitions. [2022-07-14 15:39:25,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:39:25,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:39:25,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:39:25,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:39:25,070 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:39:25,070 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:39:25,070 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:39:25,070 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-14 15:39:25,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 15:39:25,071 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:39:25,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 15:39:25,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 03:39:25 BoogieIcfgContainer [2022-07-14 15:39:25,076 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 15:39:25,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 15:39:25,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 15:39:25,076 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 15:39:25,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:39:12" (3/4) ... [2022-07-14 15:39:25,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 15:39:25,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 15:39:25,078 INFO L158 Benchmark]: Toolchain (without parser) took 13384.50ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.6MB in the beginning and 73.2MB in the end (delta: -6.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.81ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 77.5MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.92ms. Allocated memory is still 100.7MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: Boogie Preprocessor took 33.29ms. Allocated memory is still 100.7MB. Free memory was 75.9MB in the beginning and 74.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: RCFGBuilder took 282.62ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 63.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,079 INFO L158 Benchmark]: BuchiAutomizer took 12822.66ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 73.2MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 15:39:25,080 INFO L158 Benchmark]: Witness Printer took 2.24ms. Allocated memory is still 121.6MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:39:25,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.81ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 77.5MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.92ms. Allocated memory is still 100.7MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.29ms. Allocated memory is still 100.7MB. Free memory was 75.9MB in the beginning and 74.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 282.62ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 63.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 12822.66ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 73.2MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 2.24ms. Allocated memory is still 121.6MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (0 trivial, 8 deterministic, 2 nondeterministic). One deterministic module has affine ranking function k + -1 * z and consists of 5 locations. One deterministic module has affine ranking function k + -1 * z and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function x + -1 * d and consists of 5 locations. One deterministic module has affine ranking function x + -1 * d and consists of 5 locations. One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function y and consists of 4 locations. One nondeterministic module has affine ranking function y and consists of 7 locations. One nondeterministic module has affine ranking function y and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.7s and 11 iterations. TraceHistogramMax:3. Analysis of lassos took 10.8s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 7. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 20 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [8, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 561 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 561 mSDsluCounter, 514 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 162 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 202 IncrementalHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 352 mSDtfsCounter, 202 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso10 LassoPreprocessingBenchmarks: Lassos: inital103 mio100 ax100 hnf100 lsp27 ukn99 mio100 lsp100 div278 bol100 ite100 ukn100 eq149 hnf95 smp45 dnf100 smp100 tf101 neg98 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-14 15:39:25,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE