./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/java_AG313-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/java_AG313-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 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:01:25,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:01:25,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:01:26,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:01:26,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:01:26,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:01:26,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:01:26,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:01:26,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:01:26,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:01:26,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:01:26,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:01:26,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:01:26,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:01:26,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:01:26,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:01:26,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:01:26,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:01:26,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:01:26,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:01:26,045 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:01:26,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:01:26,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:01:26,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:01:26,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:01:26,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:01:26,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:01:26,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:01:26,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:01:26,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:01:26,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:01:26,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:01:26,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:01:26,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:01:26,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:01:26,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:01:26,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:01:26,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:01:26,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:01:26,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:01:26,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:01:26,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:01:26,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-14 15:01:26,089 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:01:26,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:01:26,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:01:26,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:01:26,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:01:26,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:01:26,091 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:01:26,092 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:01:26,092 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:01:26,092 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:01:26,093 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:01:26,093 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:01:26,093 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:01:26,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:01:26,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:01:26,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:01:26,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:01:26,095 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:01:26,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:01:26,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:01:26,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:01:26,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:01:26,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:01:26,097 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:01:26,097 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b [2022-07-14 15:01:26,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:01:26,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:01:26,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:01:26,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:01:26,289 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:01:26,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2022-07-14 15:01:26,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df56cd4/a20e4eb4c2f4405589cfa18ad04a5be3/FLAGf4aee46c6 [2022-07-14 15:01:26,769 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:01:26,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2022-07-14 15:01:26,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df56cd4/a20e4eb4c2f4405589cfa18ad04a5be3/FLAGf4aee46c6 [2022-07-14 15:01:26,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df56cd4/a20e4eb4c2f4405589cfa18ad04a5be3 [2022-07-14 15:01:26,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:01:26,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:01:26,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:01:26,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:01:26,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:01:26,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:01:26" (1/1) ... [2022-07-14 15:01:26,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64235bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:26, skipping insertion in model container [2022-07-14 15:01:26,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:01:26" (1/1) ... [2022-07-14 15:01:26,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:01:26,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:01:27,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:01:27,060 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:01:27,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:01:27,135 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:01:27,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27 WrapperNode [2022-07-14 15:01:27,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:01:27,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:01:27,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:01:27,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:01:27,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,178 INFO L137 Inliner]: procedures = 111, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-07-14 15:01:27,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:01:27,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:01:27,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:01:27,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:01:27,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:01:27,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:01:27,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:01:27,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:01:27,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (1/1) ... [2022-07-14 15:01:27,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:27,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:27,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:27,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 15:01:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 15:01:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 15:01:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 15:01:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 15:01:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:01:27,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:01:27,333 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:01:27,334 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:01:27,457 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:01:27,462 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:01:27,462 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 15:01:27,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:01:27 BoogieIcfgContainer [2022-07-14 15:01:27,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:01:27,474 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:01:27,474 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:01:27,476 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:01:27,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:01:27,478 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:01:26" (1/3) ... [2022-07-14 15:01:27,479 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1dfb94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:01:27, skipping insertion in model container [2022-07-14 15:01:27,479 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:01:27,479 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:27" (2/3) ... [2022-07-14 15:01:27,479 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1dfb94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:01:27, skipping insertion in model container [2022-07-14 15:01:27,479 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:01:27,479 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:01:27" (3/3) ... [2022-07-14 15:01:27,480 INFO L354 chiAutomizerObserver]: Analyzing ICFG java_AG313-alloca.i [2022-07-14 15:01:27,543 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:01:27,543 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:01:27,543 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:01:27,543 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:01:27,543 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:01:27,543 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:01:27,543 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:01:27,544 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:01:27,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:01:27,559 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-14 15:01:27,559 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:01:27,559 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:01:27,563 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-14 15:01:27,563 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 15:01:27,563 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:01:27,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:01:27,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-14 15:01:27,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:01:27,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:01:27,566 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-14 15:01:27,566 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 15:01:27,584 INFO L752 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;assume { :begin_inline_quot } true;quot_#in~x#1, quot_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc quot_#res#1;havoc quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset, quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset, quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset, quot_#t~mem5#1, quot_#t~mem9#1, quot_#t~mem10#1, quot_#t~mem11#1, quot_#t~mem6#1, quot_#t~mem7#1, quot_#t~short8#1, quot_#t~mem12#1, quot_~x#1, quot_~y#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, quot_~i~0#1.base, quot_~i~0#1.offset;quot_~x#1 := quot_#in~x#1;quot_~y#1 := quot_#in~y#1;call quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset := quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset;call quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset := quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset;call quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);quot_~i~0#1.base, quot_~i~0#1.offset := quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset;call write~int(quot_~x#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call write~int(quot_~y#1, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int(0, quot_~i~0#1.base, quot_~i~0#1.offset, 4);call quot_#t~mem5#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4); 4#L555true assume !(0 == quot_#t~mem5#1);havoc quot_#t~mem5#1; 2#L556-5true [2022-07-14 15:01:27,585 INFO L754 eck$LassoCheckResult]: Loop: 2#L556-5true call quot_#t~mem6#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem6#1 > 0; 9#L556-1true assume !quot_#t~short8#1; 7#L556-3true assume !!quot_#t~short8#1;havoc quot_#t~mem6#1;havoc quot_#t~mem7#1;havoc quot_#t~short8#1;call quot_#t~mem9#1 := read~int(quot_~i~0#1.base, quot_~i~0#1.offset, 4);call write~int(1 + quot_#t~mem9#1, quot_~i~0#1.base, quot_~i~0#1.offset, 4);havoc quot_#t~mem9#1;call quot_#t~mem10#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call quot_#t~mem11#1 := read~int(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int(quot_#t~mem10#1 - 1 - (quot_#t~mem11#1 - 1), quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);havoc quot_#t~mem10#1;havoc quot_#t~mem11#1; 2#L556-5true [2022-07-14 15:01:27,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:27,593 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-14 15:01:27,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:01:27,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338928474] [2022-07-14 15:01:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:01:27,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:01:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:27,781 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:01:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:27,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:01:27,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:27,839 INFO L85 PathProgramCache]: Analyzing trace with hash 41873, now seen corresponding path program 1 times [2022-07-14 15:01:27,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:01:27,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185754110] [2022-07-14 15:01:27,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:01:27,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:01:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:01:27,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:01:27,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:01:27,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185754110] [2022-07-14 15:01:27,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185754110] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:01:27,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:01:27,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:01:27,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661341257] [2022-07-14 15:01:27,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:01:27,917 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 15:01:27,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:01:27,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:01:27,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:01:27,946 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:01:27,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:01:27,985 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2022-07-14 15:01:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:01:27,991 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2022-07-14 15:01:27,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-14 15:01:27,993 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 6 states and 6 transitions. [2022-07-14 15:01:27,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-07-14 15:01:27,994 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2022-07-14 15:01:27,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2022-07-14 15:01:27,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:01:27,995 INFO L369 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-07-14 15:01:28,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2022-07-14 15:01:28,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2022-07-14 15:01:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 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 15:01:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-07-14 15:01:28,014 INFO L392 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-07-14 15:01:28,014 INFO L374 stractBuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-07-14 15:01:28,015 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:01:28,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2022-07-14 15:01:28,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-07-14 15:01:28,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:01:28,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:01:28,016 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-14 15:01:28,016 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 15:01:28,017 INFO L752 eck$LassoCheckResult]: Stem: 35#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 36#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;assume { :begin_inline_quot } true;quot_#in~x#1, quot_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc quot_#res#1;havoc quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset, quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset, quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset, quot_#t~mem5#1, quot_#t~mem9#1, quot_#t~mem10#1, quot_#t~mem11#1, quot_#t~mem6#1, quot_#t~mem7#1, quot_#t~short8#1, quot_#t~mem12#1, quot_~x#1, quot_~y#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, quot_~i~0#1.base, quot_~i~0#1.offset;quot_~x#1 := quot_#in~x#1;quot_~y#1 := quot_#in~y#1;call quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset := quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset;call quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset := quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset;call quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);quot_~i~0#1.base, quot_~i~0#1.offset := quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset;call write~int(quot_~x#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call write~int(quot_~y#1, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int(0, quot_~i~0#1.base, quot_~i~0#1.offset, 4);call quot_#t~mem5#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4); 34#L555 assume !(0 == quot_#t~mem5#1);havoc quot_#t~mem5#1; 32#L556-5 [2022-07-14 15:01:28,017 INFO L754 eck$LassoCheckResult]: Loop: 32#L556-5 call quot_#t~mem6#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem6#1 > 0; 33#L556-1 assume quot_#t~short8#1;call quot_#t~mem7#1 := read~int(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem7#1 > 0; 37#L556-3 assume !!quot_#t~short8#1;havoc quot_#t~mem6#1;havoc quot_#t~mem7#1;havoc quot_#t~short8#1;call quot_#t~mem9#1 := read~int(quot_~i~0#1.base, quot_~i~0#1.offset, 4);call write~int(1 + quot_#t~mem9#1, quot_~i~0#1.base, quot_~i~0#1.offset, 4);havoc quot_#t~mem9#1;call quot_#t~mem10#1 := read~int(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call quot_#t~mem11#1 := read~int(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int(quot_#t~mem10#1 - 1 - (quot_#t~mem11#1 - 1), quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);havoc quot_#t~mem10#1;havoc quot_#t~mem11#1; 32#L556-5 [2022-07-14 15:01:28,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:28,020 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2022-07-14 15:01:28,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:01:28,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648771064] [2022-07-14 15:01:28,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:01:28,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:01:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,071 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:01:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:01:28,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:28,093 INFO L85 PathProgramCache]: Analyzing trace with hash 41811, now seen corresponding path program 1 times [2022-07-14 15:01:28,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:01:28,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846671961] [2022-07-14 15:01:28,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:01:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:01:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,125 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:01:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:01:28,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:28,139 INFO L85 PathProgramCache]: Analyzing trace with hash 889571280, now seen corresponding path program 1 times [2022-07-14 15:01:28,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:01:28,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290715441] [2022-07-14 15:01:28,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:01:28,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:01:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,198 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:01:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:01:28,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:01:28,849 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:01:28,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:01:28,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:01:28,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:01:28,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:01:28,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:28,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:01:28,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:01:28,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_AG313-alloca.i_Iteration2_Lasso [2022-07-14 15:01:28,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:01:28,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:01:28,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:28,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:01:29,772 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:01:29,775 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:01:29,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:29,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:29,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:29,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:29,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 15:01:29,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:29,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,819 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 15:01:29,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:29,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:29,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:29,861 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 15:01:29,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,862 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 15:01:29,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:29,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:29,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:29,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:29,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,905 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 15:01:29,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:29,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:29,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:29,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:29,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-07-14 15:01:29,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 15:01:29,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:29,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:29,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:29,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:29,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:29,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:29,984 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:29,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 15:01:29,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:29,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:29,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:29,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:29,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:29,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:29,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:29,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:29,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:30,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,017 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 15:01:30,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:30,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:30,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:30,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:30,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,049 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 15:01:30,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:30,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,085 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-14 15:01:30,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:01:30,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:01:30,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:01:30,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-07-14 15:01:30,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,119 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-14 15:01:30,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-07-14 15:01:30,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,165 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-14 15:01:30,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:30,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,208 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-14 15:01:30,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-07-14 15:01:30,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,273 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-14 15:01:30,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:30,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,319 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-14 15:01:30,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:01:30,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 15:01:30,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:01:30,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-07-14 15:01:30,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,357 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:01:30,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:01:30,367 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-07-14 15:01:30,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:01:30,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:01:30,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-14 15:01:30,375 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-07-14 15:01:30,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 15:01:30,407 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:01:30,448 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-07-14 15:01:30,448 INFO L444 ModelExtractionUtils]: 23 out of 28 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-14 15:01:30,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:01:30,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:01:30,479 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:01:30,528 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:01:30,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-14 15:01:30,564 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 15:01:30,565 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:01:30,565 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0#1.base) ULTIMATE.start_quot_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0#1.base) ULTIMATE.start_quot_~x_ref~0#1.offset)_1 Supporting invariants [] [2022-07-14 15:01:30,583 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 15:01:30,642 INFO L293 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2022-07-14 15:01:30,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:01:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:01:30,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 17 conjunts are in the unsatisfiable core [2022-07-14 15:01:30,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:01:30,731 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 5 treesize of output 3 [2022-07-14 15:01:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:01:30,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-14 15:01:30,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:01:30,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:01:30,820 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-07-14 15:01:30,820 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 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 15:01:30,859 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 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 9 states and 10 transitions. Complement of second has 7 states. [2022-07-14 15:01:30,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:01:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 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 15:01:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6 transitions. [2022-07-14 15:01:30,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 3 letters. [2022-07-14 15:01:30,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:01:30,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 6 letters. Loop has 3 letters. [2022-07-14 15:01:30,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:01:30,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 6 letters. [2022-07-14 15:01:30,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:01:30,862 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2022-07-14 15:01:30,863 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:01:30,863 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2022-07-14 15:01:30,863 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:01:30,863 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:01:30,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:01:30,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:01:30,863 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:01:30,863 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:01:30,863 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:01:30,864 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 15:01:30,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 15:01:30,864 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:01:30,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 15:01:30,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 03:01:30 BoogieIcfgContainer [2022-07-14 15:01:30,869 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 15:01:30,869 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 15:01:30,869 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 15:01:30,869 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 15:01:30,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:01:27" (3/4) ... [2022-07-14 15:01:30,871 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 15:01:30,871 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 15:01:30,872 INFO L158 Benchmark]: Toolchain (without parser) took 4060.93ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 77.2MB in the beginning and 84.0MB in the end (delta: -6.8MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-07-14 15:01:30,872 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:01:30,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.55ms. Allocated memory is still 109.1MB. Free memory was 77.0MB in the beginning and 77.7MB in the end (delta: -786.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-14 15:01:30,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.77ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 15:01:30,873 INFO L158 Benchmark]: Boogie Preprocessor took 38.14ms. Allocated memory is still 109.1MB. Free memory was 76.0MB in the beginning and 74.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:01:30,874 INFO L158 Benchmark]: RCFGBuilder took 245.05ms. Allocated memory is still 109.1MB. Free memory was 74.5MB in the beginning and 63.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 15:01:30,874 INFO L158 Benchmark]: BuchiAutomizer took 3395.07ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 63.4MB in the beginning and 85.0MB in the end (delta: -21.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-07-14 15:01:30,874 INFO L158 Benchmark]: Witness Printer took 2.44ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 84.0MB in the end (delta: 997.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:01:30,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.55ms. Allocated memory is still 109.1MB. Free memory was 77.0MB in the beginning and 77.7MB in the end (delta: -786.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.77ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.14ms. Allocated memory is still 109.1MB. Free memory was 76.0MB in the beginning and 74.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 245.05ms. Allocated memory is still 109.1MB. Free memory was 74.5MB in the beginning and 63.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 3395.07ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 63.4MB in the beginning and 85.0MB in the end (delta: -21.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Witness Printer took 2.44ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 84.0MB in the end (delta: 997.2kB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 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, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 14 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital331 mio100 ax105 hnf100 lsp93 ukn59 mio100 lsp38 div100 bol100 ite100 ukn100 eq182 hnf88 smp94 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 208ms VariablesStem: 8 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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 15:01:30,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-14 15:01:31,113 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