./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 14:58:24,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:58:24,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:58:24,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:58:24,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:58:24,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:58:24,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:58:24,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:58:24,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:58:24,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:58:24,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:58:24,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:58:24,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:58:24,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:58:24,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:58:24,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:58:24,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:58:24,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:58:24,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:58:24,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:58:24,231 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:58:24,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:58:24,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:58:24,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:58:24,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:58:24,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:58:24,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:58:24,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:58:24,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:58:24,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:58:24,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:58:24,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:58:24,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:58:24,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:58:24,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:58:24,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:58:24,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:58:24,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:58:24,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:58:24,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:58:24,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:58:24,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:58:24,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-14 14:58:24,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:58:24,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:58:24,276 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:58:24,276 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:58:24,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:58:24,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:58:24,278 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:58:24,278 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 14:58:24,278 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 14:58:24,279 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 14:58:24,279 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 14:58:24,279 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 14:58:24,279 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 14:58:24,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 14:58:24,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:58:24,281 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 14:58:24,281 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:58:24,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 14:58:24,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:58:24,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:58:24,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:58:24,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:58:24,282 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 14:58:24,283 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c [2022-07-14 14:58:24,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:58:24,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:58:24,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:58:24,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:58:24,477 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:58:24,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2022-07-14 14:58:24,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d102eda/3b34f42a60cc4ce799d336ca7f42ed51/FLAGb715b0648 [2022-07-14 14:58:24,869 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:58:24,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2022-07-14 14:58:24,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d102eda/3b34f42a60cc4ce799d336ca7f42ed51/FLAGb715b0648 [2022-07-14 14:58:25,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81d102eda/3b34f42a60cc4ce799d336ca7f42ed51 [2022-07-14 14:58:25,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:58:25,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:58:25,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:58:25,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:58:25,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:58:25,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4d7034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25, skipping insertion in model container [2022-07-14 14:58:25,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:58:25,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:58:25,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:58:25,528 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 14:58:25,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:58:25,589 INFO L208 MainTranslator]: Completed translation [2022-07-14 14:58:25,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25 WrapperNode [2022-07-14 14:58:25,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 14:58:25,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 14:58:25,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 14:58:25,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 14:58:25,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,632 INFO L137 Inliner]: procedures = 111, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-07-14 14:58:25,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 14:58:25,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 14:58:25,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 14:58:25,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 14:58:25,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 14:58:25,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 14:58:25,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 14:58:25,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 14:58:25,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (1/1) ... [2022-07-14 14:58:25,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:25,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:25,712 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 14:58:25,714 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 14:58:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 14:58:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 14:58:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 14:58:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 14:58:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 14:58:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 14:58:25,840 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 14:58:25,841 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 14:58:26,015 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 14:58:26,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 14:58:26,023 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-14 14:58:26,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:26 BoogieIcfgContainer [2022-07-14 14:58:26,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 14:58:26,025 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 14:58:26,026 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 14:58:26,028 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 14:58:26,029 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:26,029 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 02:58:25" (1/3) ... [2022-07-14 14:58:26,030 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5bcc9f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:58:26, skipping insertion in model container [2022-07-14 14:58:26,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:26,031 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:25" (2/3) ... [2022-07-14 14:58:26,031 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5bcc9f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:58:26, skipping insertion in model container [2022-07-14 14:58:26,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:58:26,031 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:26" (3/3) ... [2022-07-14 14:58:26,032 INFO L354 chiAutomizerObserver]: Analyzing ICFG Avery-2006FLOPS-Tabel1_true-alloca.i [2022-07-14 14:58:26,076 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 14:58:26,076 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 14:58:26,076 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 14:58:26,076 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 14:58:26,076 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 14:58:26,076 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 14:58:26,077 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 14:58:26,077 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 14:58:26,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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 14:58:26,099 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 14:58:26,100 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:26,100 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:26,103 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 14:58:26,103 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:26,104 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 14:58:26,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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 14:58:26,106 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 14:58:26,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:26,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:26,107 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 14:58:26,107 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:26,112 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 5#L556true assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 7#L556-2true assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 6#L559-3true [2022-07-14 14:58:26,112 INFO L754 eck$LassoCheckResult]: Loop: 6#L559-3true call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 8#L559-1true assume !!(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1; 6#L559-3true [2022-07-14 14:58:26,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:26,121 INFO L85 PathProgramCache]: Analyzing trace with hash 925673, now seen corresponding path program 1 times [2022-07-14 14:58:26,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:26,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883076793] [2022-07-14 14:58:26,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,348 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,394 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:26,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:26,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 1 times [2022-07-14 14:58:26,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:26,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837073622] [2022-07-14 14:58:26,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:26,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,427 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,432 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:26,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:26,434 INFO L85 PathProgramCache]: Analyzing trace with hash 889572334, now seen corresponding path program 1 times [2022-07-14 14:58:26,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:26,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510113833] [2022-07-14 14:58:26,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:26,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,475 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:26,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:27,509 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:58:27,509 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:58:27,509 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:58:27,509 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:58:27,509 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:58:27,510 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:27,510 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:58:27,510 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:58:27,510 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration1_Lasso [2022-07-14 14:58:27,510 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:58:27,510 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:58:27,522 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 14:58:27,526 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 14:58:27,527 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 14:58:28,087 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 14:58:28,089 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 14:58:28,091 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 14:58:28,093 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 14:58:28,095 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 14:58:28,096 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 14:58:28,098 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 14:58:28,100 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 14:58:28,104 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 14:58:28,106 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 14:58:28,108 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 14:58:28,109 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 14:58:28,111 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 14:58:28,112 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 14:58:28,114 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 14:58:28,115 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 14:58:28,117 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 14:58:28,119 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 14:58:28,120 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 14:58:28,122 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 14:58:28,123 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 14:58:28,124 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 14:58:28,126 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 14:58:28,127 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 14:58:28,129 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 14:58:28,475 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:58:28,477 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:58:28,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,482 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 14:58:28,484 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 14:58:28,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:28,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:28,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:28,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,524 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 14:58:28,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,529 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 14:58:28,529 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 14:58:28,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:28,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:28,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:28,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:28,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,568 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 14:58:28,568 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 14:58:28,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:28,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,646 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 14:58:28,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,647 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 14:58:28,654 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 14:58:28,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,692 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 14:58:28,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,694 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 14:58:28,695 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 14:58:28,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,734 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 14:58:28,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,736 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 14:58:28,736 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 14:58:28,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:28,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,766 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 14:58:28,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,768 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 14:58:28,768 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 14:58:28,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,840 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 14:58:28,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,842 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 14:58:28,843 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 14:58:28,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,880 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 14:58:28,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,881 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 14:58:28,882 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 14:58:28,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:28,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,922 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 14:58:28,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,924 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 14:58:28,929 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 14:58:28,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:28,974 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 14:58:28,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:28,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:28,975 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 14:58:28,976 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 14:58:28,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:28,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:28,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:28,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:28,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:28,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:28,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:28,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:29,014 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 14:58:29,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:29,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:29,016 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 14:58:29,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:29,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:29,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:29,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:29,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:29,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:29,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:29,047 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 14:58:29,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:29,072 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 14:58:29,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:29,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:29,074 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 14:58:29,075 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 14:58:29,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:29,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:29,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:29,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:29,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:29,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:29,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:29,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:29,116 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 14:58:29,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:29,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:29,117 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 14:58:29,117 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 14:58:29,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:29,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:29,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:29,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:29,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:29,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:29,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:29,155 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:58:29,190 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-07-14 14:58:29,190 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-14 14:58:29,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:29,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:29,204 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 14:58:29,251 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 14:58:29,252 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:58:29,275 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:58:29,275 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:58:29,275 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_1 Supporting invariants [] [2022-07-14 14:58:29,293 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 14:58:29,384 INFO L293 tatePredicateManager]: 35 out of 36 supporting invariants were superfluous and have been removed [2022-07-14 14:58:29,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:29,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:58:29,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:29,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 198 [2022-07-14 14:58:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:29,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 14 conjunts are in the unsatisfiable core [2022-07-14 14:58:29,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:29,540 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 14:58:29,559 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 14:58:29,560 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 14:58:29,603 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 48 transitions. Complement of second has 9 states. [2022-07-14 14:58:29,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 14:58:29,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 14:58:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions. [2022-07-14 14:58:29,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-14 14:58:29,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:29,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-14 14:58:29,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:29,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 4 letters. Loop has 4 letters. [2022-07-14 14:58:29,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:29,611 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 48 transitions. [2022-07-14 14:58:29,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:58:29,615 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 12 states and 15 transitions. [2022-07-14 14:58:29,615 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-14 14:58:29,615 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-14 14:58:29,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-07-14 14:58:29,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:29,616 INFO L369 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-07-14 14:58:29,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-07-14 14:58:29,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2022-07-14 14:58:29,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 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 14:58:29,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-07-14 14:58:29,631 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-14 14:58:29,631 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-14 14:58:29,631 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 14:58:29,631 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-07-14 14:58:29,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:58:29,632 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:29,632 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:29,632 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-14 14:58:29,632 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:29,632 INFO L752 eck$LassoCheckResult]: Stem: 250#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 251#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 252#L556 assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 253#L556-2 assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 254#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 256#L559-1 assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1; 259#L563-2 [2022-07-14 14:58:29,633 INFO L754 eck$LassoCheckResult]: Loop: 259#L563-2 call subxy_#t~mem15#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4); 258#L563 assume !!(subxy_#t~mem15#1 < subxy_#t~mem16#1);havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1; 259#L563-2 [2022-07-14 14:58:29,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:29,633 INFO L85 PathProgramCache]: Analyzing trace with hash 889572332, now seen corresponding path program 1 times [2022-07-14 14:58:29,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:29,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803523951] [2022-07-14 14:58:29,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:29,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:29,762 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 14:58:29,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:58:29,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803523951] [2022-07-14 14:58:29,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803523951] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:58:29,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:58:29,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 14:58:29,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444433105] [2022-07-14 14:58:29,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:58:29,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:29,767 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 14:58:29,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:29,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2022-07-14 14:58:29,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:29,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198968211] [2022-07-14 14:58:29,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:29,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:29,775 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:29,780 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:29,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:58:29,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 14:58:29,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 14:58:29,853 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 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 14:58:29,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:58:29,907 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2022-07-14 14:58:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 14:58:29,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2022-07-14 14:58:29,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:58:29,911 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 13 transitions. [2022-07-14 14:58:29,911 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-07-14 14:58:29,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-07-14 14:58:29,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2022-07-14 14:58:29,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:58:29,911 INFO L369 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2022-07-14 14:58:29,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2022-07-14 14:58:29,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2022-07-14 14:58:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 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 14:58:29,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2022-07-14 14:58:29,913 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-07-14 14:58:29,913 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-07-14 14:58:29,913 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 14:58:29,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2022-07-14 14:58:29,914 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:58:29,914 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:58:29,914 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:58:29,914 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2022-07-14 14:58:29,915 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:58:29,915 INFO L752 eck$LassoCheckResult]: Stem: 287#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 288#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 289#L556 assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 290#L556-2 assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 291#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 292#L559-1 assume !!(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1; 293#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 294#L559-1 assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1; 296#L563-2 [2022-07-14 14:58:29,915 INFO L754 eck$LassoCheckResult]: Loop: 296#L563-2 call subxy_#t~mem15#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4); 295#L563 assume !!(subxy_#t~mem15#1 < subxy_#t~mem16#1);havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1; 296#L563-2 [2022-07-14 14:58:29,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:29,916 INFO L85 PathProgramCache]: Analyzing trace with hash 180521649, now seen corresponding path program 1 times [2022-07-14 14:58:29,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:29,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574836696] [2022-07-14 14:58:29,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:29,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:29,962 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:29,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:29,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:29,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2022-07-14 14:58:29,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:29,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696377284] [2022-07-14 14:58:29,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:30,006 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:30,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:30,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:30,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1682613814, now seen corresponding path program 1 times [2022-07-14 14:58:30,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:58:30,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023108521] [2022-07-14 14:58:30,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:58:30,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:58:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:30,055 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:58:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:58:30,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:58:31,650 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:58:31,650 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:58:31,650 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:58:31,650 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:58:31,650 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:58:31,650 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:31,650 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:58:31,650 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:58:31,651 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration3_Lasso [2022-07-14 14:58:31,651 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:58:31,651 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:58:31,653 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 14:58:31,657 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 14:58:31,658 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 14:58:31,660 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 14:58:31,661 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 14:58:31,662 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 14:58:31,664 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 14:58:31,666 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 14:58:31,667 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 14:58:31,669 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 14:58:31,670 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 14:58:31,672 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 14:58:31,674 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 14:58:31,675 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 14:58:31,677 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 14:58:31,678 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 14:58:31,681 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 14:58:31,683 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 14:58:31,684 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 14:58:31,686 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 14:58:32,430 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 14:58:32,432 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 14:58:32,433 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 14:58:32,434 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 14:58:32,436 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 14:58:32,438 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 14:58:32,439 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 14:58:32,846 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:58:32,846 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:58:32,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:32,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:32,848 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 14:58:32,849 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 14:58:32,852 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 14:58:32,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:32,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:32,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:32,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:32,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:32,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:32,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:32,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:32,888 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 14:58:32,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:32,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:32,890 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 14:58:32,891 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 14:58:32,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:32,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:32,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:32,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:32,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:32,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:32,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:32,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:32,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:32,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-07-14 14:58:32,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:32,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:32,933 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 14:58:32,934 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 14:58:32,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:32,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:32,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:32,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:32,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:32,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:32,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:32,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:32,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:32,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-14 14:58:32,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:32,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:32,966 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 14:58:32,969 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 14:58:32,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:32,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:32,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:32,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:32,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:32,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:32,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:32,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:32,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:32,991 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 14:58:32,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:32,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:32,993 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 14:58:32,994 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 14:58:32,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,017 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 14:58:33,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,018 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 14:58:33,019 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 14:58:33,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,027 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:33,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,055 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 14:58:33,056 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 14:58:33,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-14 14:58:33,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,079 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 14:58:33,080 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 14:58:33,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:33,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,102 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 14:58:33,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,103 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 14:58:33,104 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 14:58:33,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:33,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,128 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 14:58:33,129 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 14:58:33,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,172 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 14:58:33,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,180 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 14:58:33,181 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 14:58:33,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-14 14:58:33,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,216 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 14:58:33,217 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 14:58:33,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,242 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 14:58:33,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,243 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 14:58:33,244 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 14:58:33,244 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 14:58:33,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-14 14:58:33,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,267 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 14:58:33,267 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 14:58:33,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:33,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-14 14:58:33,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,291 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 14:58:33,291 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 14:58:33,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,316 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 14:58:33,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,317 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 14:58:33,318 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 14:58:33,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-14 14:58:33,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,342 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 14:58:33,343 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 14:58:33,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-07-14 14:58:33,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,366 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 14:58:33,367 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 14:58:33,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,402 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 14:58:33,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,404 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 14:58:33,404 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 14:58:33,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:58:33,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:58:33,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:58:33,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-14 14:58:33,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,427 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 14:58:33,428 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 14:58:33,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,470 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 14:58:33,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,471 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 14:58:33,472 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 14:58:33,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:58:33,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:58:33,499 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 14:58:33,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,500 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 14:58:33,502 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 14:58:33,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 14:58:33,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:58:33,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:58:33,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:58:33,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:58:33,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:58:33,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:58:33,520 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:58:33,532 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-14 14:58:33,532 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-14 14:58:33,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:58:33,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:58:33,533 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 14:58:33,534 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 14:58:33,535 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:58:33,540 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:58:33,540 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:58:33,540 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_2, v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0#1.base) ULTIMATE.start_subxy_~y_ref~0#1.offset)_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_2 + 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0#1.base) ULTIMATE.start_subxy_~y_ref~0#1.offset)_2 Supporting invariants [] [2022-07-14 14:58:33,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:33,680 INFO L293 tatePredicateManager]: 40 out of 41 supporting invariants were superfluous and have been removed [2022-07-14 14:58:33,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-14 14:58:33,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:33,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-07-14 14:58:33,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:33,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-14 14:58:33,852 INFO L356 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-07-14 14:58:33,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 116 [2022-07-14 14:58:33,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-14 14:58:33,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 23 [2022-07-14 14:58:33,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-07-14 14:58:34,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2022-07-14 14:58:34,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-07-14 14:58:34,062 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-14 14:58:34,095 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-14 14:58:34,095 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 38 [2022-07-14 14:58:34,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2022-07-14 14:58:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:34,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 14 conjunts are in the unsatisfiable core [2022-07-14 14:58:34,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:34,158 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 14:58:34,158 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-07-14 14:58:34,158 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:58:34,203 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 6 states. [2022-07-14 14:58:34,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-14 14:58:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:58:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2022-07-14 14:58:34,205 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-14 14:58:34,206 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:34,206 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-14 14:58:34,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:58:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:34,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2022-07-14 14:58:34,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:34,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-14 14:58:34,304 INFO L356 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-07-14 14:58:34,304 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 116 [2022-07-14 14:58:34,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-14 14:58:34,335 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 21 [2022-07-14 14:58:34,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2022-07-14 14:58:34,376 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-14 14:58:34,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 20 [2022-07-14 14:58:34,494 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-07-14 14:58:34,521 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 15 [2022-07-14 14:58:34,524 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-14 14:58:34,565 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-14 14:58:34,565 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2022-07-14 14:58:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:58:34,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-14 14:58:34,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:58:34,618 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 14:58:34,619 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2022-07-14 14:58:34,619 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:58:34,706 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 15 transitions. Complement of second has 7 states. [2022-07-14 14:58:34,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 14:58:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:58:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2022-07-14 14:58:34,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-14 14:58:34,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:34,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-14 14:58:34,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:34,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-14 14:58:34,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:58:34,708 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. [2022-07-14 14:58:34,708 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:58:34,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 14:58:34,709 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 14:58:34,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:58:34,709 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 14:58:34,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 14:58:34,709 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:58:34,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 14:58:34,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 02:58:34 BoogieIcfgContainer [2022-07-14 14:58:34,713 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 14:58:34,713 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 14:58:34,713 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 14:58:34,713 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 14:58:34,714 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:26" (3/4) ... [2022-07-14 14:58:34,715 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 14:58:34,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 14:58:34,716 INFO L158 Benchmark]: Toolchain (without parser) took 9442.60ms. Allocated memory was 111.1MB in the beginning and 182.5MB in the end (delta: 71.3MB). Free memory was 81.0MB in the beginning and 122.9MB in the end (delta: -41.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,716 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 111.1MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:58:34,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.71ms. Allocated memory was 111.1MB in the beginning and 144.7MB in the end (delta: 33.6MB). Free memory was 81.0MB in the beginning and 112.0MB in the end (delta: -31.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.39ms. Allocated memory is still 144.7MB. Free memory was 112.0MB in the beginning and 110.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,716 INFO L158 Benchmark]: Boogie Preprocessor took 39.82ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,717 INFO L158 Benchmark]: RCFGBuilder took 350.36ms. Allocated memory is still 144.7MB. Free memory was 108.8MB in the beginning and 95.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,717 INFO L158 Benchmark]: BuchiAutomizer took 8687.91ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 95.4MB in the beginning and 122.9MB in the end (delta: -27.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-07-14 14:58:34,717 INFO L158 Benchmark]: Witness Printer took 2.12ms. Allocated memory is still 182.5MB. Free memory is still 122.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:58:34,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 111.1MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.71ms. Allocated memory was 111.1MB in the beginning and 144.7MB in the end (delta: 33.6MB). Free memory was 81.0MB in the beginning and 112.0MB in the end (delta: -31.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.39ms. Allocated memory is still 144.7MB. Free memory was 112.0MB in the beginning and 110.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.82ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 350.36ms. Allocated memory is still 144.7MB. Free memory was 108.8MB in the beginning and 95.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 8687.91ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 95.4MB in the beginning and 122.9MB in the end (delta: -27.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Witness Printer took 2.12ms. Allocated memory is still 182.5MB. Free memory is still 122.9MB. 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 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[i][i] and consists of 6 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] + -1 * unknown-#memory_int-unknown[i][i] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 7.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 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 [1, 1, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 7 IncrementalHoareTripleChecker+Unchecked, 31 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 28 mSDtfsCounter, 63 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital776 mio100 ax102 hnf100 lsp96 ukn33 mio100 lsp33 div100 bol100 ite100 ukn100 eq193 hnf87 smp95 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 61ms VariablesStem: 10 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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 14:58:34,739 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