./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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-recursive-malloc/rec_malloc_ex10.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 aa3b43f792186d6a3a352371ca1ff1e69a3803ae0fdc3e5930b5d657527704c5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:25:01,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:25:01,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:25:01,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:25:01,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:25:01,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:25:01,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:25:01,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:25:01,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:25:01,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:25:01,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:25:01,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:25:01,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:25:01,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:25:01,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:25:01,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:25:01,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:25:01,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:25:01,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:25:01,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:25:01,556 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:25:01,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:25:01,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:25:01,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:25:01,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:25:01,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:25:01,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:25:01,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:25:01,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:25:01,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:25:01,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:25:01,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:25:01,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:25:01,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:25:01,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:25:01,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:25:01,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:25:01,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:25:01,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:25:01,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:25:01,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:25:01,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:25:01,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-13 03:25:01,595 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:25:01,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:25:01,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:25:01,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:25:01,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:25:01,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:25:01,596 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:25:01,596 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:25:01,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:25:01,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:25:01,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:25:01,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:25:01,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:25:01,599 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:25:01,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3b43f792186d6a3a352371ca1ff1e69a3803ae0fdc3e5930b5d657527704c5 [2022-07-13 03:25:01,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:25:01,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:25:01,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:25:01,826 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:25:01,826 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:25:01,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10.i [2022-07-13 03:25:01,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2714a77e/f6a0d15418094e6ebb097fdd5fae4cdb/FLAG567d56ab5 [2022-07-13 03:25:02,178 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:25:02,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10.i [2022-07-13 03:25:02,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2714a77e/f6a0d15418094e6ebb097fdd5fae4cdb/FLAG567d56ab5 [2022-07-13 03:25:02,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2714a77e/f6a0d15418094e6ebb097fdd5fae4cdb [2022-07-13 03:25:02,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:25:02,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:25:02,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:25:02,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:25:02,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:25:02,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b8c6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02, skipping insertion in model container [2022-07-13 03:25:02,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:25:02,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:25:02,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:25:02,809 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:25:02,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:25:02,834 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:25:02,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02 WrapperNode [2022-07-13 03:25:02,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:25:02,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:25:02,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:25:02,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:25:02,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,867 INFO L137 Inliner]: procedures = 12, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-07-13 03:25:02,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:25:02,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:25:02,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:25:02,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:25:02,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:25:02,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:25:02,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:25:02,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:25:02,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (1/1) ... [2022-07-13 03:25:02,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:02,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:02,959 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) [2022-07-13 03:25:02,968 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 [2022-07-13 03:25:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 03:25:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 03:25:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-07-13 03:25:03,020 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-07-13 03:25:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure g [2022-07-13 03:25:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2022-07-13 03:25:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:25:03,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:25:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 03:25:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 03:25:03,084 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:25:03,086 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:25:03,187 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:25:03,192 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:25:03,192 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 03:25:03,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:25:03 BoogieIcfgContainer [2022-07-13 03:25:03,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:25:03,195 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:25:03,195 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:25:03,198 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:25:03,198 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:25:03,199 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:25:02" (1/3) ... [2022-07-13 03:25:03,200 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d8e2363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:25:03, skipping insertion in model container [2022-07-13 03:25:03,200 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:25:03,200 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:25:02" (2/3) ... [2022-07-13 03:25:03,201 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d8e2363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:25:03, skipping insertion in model container [2022-07-13 03:25:03,201 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:25:03,201 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:25:03" (3/3) ... [2022-07-13 03:25:03,202 INFO L354 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex10.i [2022-07-13 03:25:03,244 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:25:03,244 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:25:03,244 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:25:03,244 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:25:03,244 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:25:03,245 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:25:03,245 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:25:03,245 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:25:03,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-13 03:25:03,263 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-07-13 03:25:03,263 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:25:03,263 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:25:03,268 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-13 03:25:03,269 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:25:03,269 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:25:03,269 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-13 03:25:03,271 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-07-13 03:25:03,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:25:03,271 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:25:03,272 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-13 03:25:03,272 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:25:03,277 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; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~nondet10#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call write~int(main_#t~nondet9#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet9#1;call write~int(main_#t~nondet10#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet10#1; 15#L49true call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset);< 8#fENTRYtrue [2022-07-13 03:25:03,279 INFO L754 eck$LassoCheckResult]: Loop: 8#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 10#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 13#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 9#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4); 16#L31true assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6; 11#L35true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 8#fENTRYtrue [2022-07-13 03:25:03,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:25:03,284 INFO L85 PathProgramCache]: Analyzing trace with hash 43766, now seen corresponding path program 1 times [2022-07-13 03:25:03,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:25:03,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008659441] [2022-07-13 03:25:03,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:25:03,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:25:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,521 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:25:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,579 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:25:03,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:25:03,584 INFO L85 PathProgramCache]: Analyzing trace with hash 891830467, now seen corresponding path program 1 times [2022-07-13 03:25:03,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:25:03,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161805730] [2022-07-13 03:25:03,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:25:03,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:25:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,651 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:25:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:25:03,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:25:03,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1193795592, now seen corresponding path program 1 times [2022-07-13 03:25:03,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:25:03,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58881443] [2022-07-13 03:25:03,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:25:03,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:25:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,775 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:25:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:25:03,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:25:05,406 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:25:05,407 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:25:05,407 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:25:05,407 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:25:05,407 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:25:05,407 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:05,407 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:25:05,408 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:25:05,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex10.i_Iteration1_Lasso [2022-07-13 03:25:05,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:25:05,408 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:25:05,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:05,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:25:06,158 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:25:06,161 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:25:06,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,166 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) [2022-07-13 03:25:06,167 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 [2022-07-13 03:25:06,168 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 [2022-07-13 03:25:06,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-13 03:25:06,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,209 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) [2022-07-13 03:25:06,210 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 [2022-07-13 03:25:06,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,244 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 [2022-07-13 03:25:06,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,246 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) [2022-07-13 03:25:06,250 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 [2022-07-13 03:25:06,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,282 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 [2022-07-13 03:25:06,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,284 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) [2022-07-13 03:25:06,285 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 [2022-07-13 03:25:06,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,316 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 [2022-07-13 03:25:06,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,318 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) [2022-07-13 03:25:06,318 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 [2022-07-13 03:25:06,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,350 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 [2022-07-13 03:25:06,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,352 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) [2022-07-13 03:25:06,352 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 [2022-07-13 03:25:06,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,403 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 [2022-07-13 03:25:06,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,405 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) [2022-07-13 03:25:06,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,427 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 [2022-07-13 03:25:06,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,461 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 [2022-07-13 03:25:06,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,463 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) [2022-07-13 03:25:06,464 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 [2022-07-13 03:25:06,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,510 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 [2022-07-13 03:25:06,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,512 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) [2022-07-13 03:25:06,515 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 [2022-07-13 03:25:06,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,548 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 [2022-07-13 03:25:06,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,550 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) [2022-07-13 03:25:06,551 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 [2022-07-13 03:25:06,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:25:06,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:25:06,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:25:06,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-13 03:25:06,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,584 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) [2022-07-13 03:25:06,630 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 [2022-07-13 03:25:06,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,678 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 [2022-07-13 03:25:06,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,679 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) [2022-07-13 03:25:06,681 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 [2022-07-13 03:25:06,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,689 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-07-13 03:25:06,689 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:25:06,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,702 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-07-13 03:25:06,702 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 03:25:06,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,749 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 [2022-07-13 03:25:06,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,751 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) [2022-07-13 03:25:06,764 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 [2022-07-13 03:25:06,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-13 03:25:06,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,825 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) [2022-07-13 03:25:06,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,853 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 [2022-07-13 03:25:06,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,882 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 [2022-07-13 03:25:06,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,884 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) [2022-07-13 03:25:06,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,916 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 [2022-07-13 03:25:06,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:06,959 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 [2022-07-13 03:25:06,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:06,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:06,961 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) [2022-07-13 03:25:06,963 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 [2022-07-13 03:25:06,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:06,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:06,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:06,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:06,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:06,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:06,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:06,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:25:07,014 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 [2022-07-13 03:25:07,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:07,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:07,016 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:25:07,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-13 03:25:07,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:25:07,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:25:07,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:25:07,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:25:07,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:25:07,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:25:07,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:25:07,067 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:25:07,092 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 03:25:07,092 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-13 03:25:07,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:25:07,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:25:07,095 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:25:07,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-13 03:25:07,097 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:25:07,119 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 03:25:07,119 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:25:07,120 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1, v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1) = 1*v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1 + 1*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 Supporting invariants [1*v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1 - 1*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 >= 0] [2022-07-13 03:25:07,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-13 03:25:07,190 INFO L293 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-07-13 03:25:07,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:25:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:25:07,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 03:25:07,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:25:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:25:07,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 55 conjunts are in the unsatisfiable core [2022-07-13 03:25:07,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:25:07,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 25 treesize of output 17 [2022-07-13 03:25:07,465 INFO L356 Elim1Store]: treesize reduction 32, result has 57.3 percent of original size [2022-07-13 03:25:07,465 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 65 [2022-07-13 03:25:07,667 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-13 03:25:07,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-07-13 03:25:07,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:25:07,824 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2022-07-13 03:25:07,825 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:25:07,990 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 52 transitions. Complement of second has 20 states. [2022-07-13 03:25:07,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-07-13 03:25:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:25:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 15 transitions. [2022-07-13 03:25:07,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2022-07-13 03:25:07,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:25:07,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2022-07-13 03:25:07,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:25:07,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2022-07-13 03:25:07,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:25:07,999 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 52 transitions. [2022-07-13 03:25:08,002 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 03:25:08,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2022-07-13 03:25:08,004 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 03:25:08,004 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 03:25:08,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 03:25:08,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:25:08,005 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:25:08,005 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:25:08,005 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:25:08,005 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:25:08,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 03:25:08,005 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 03:25:08,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 03:25:08,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 03:25:08 BoogieIcfgContainer [2022-07-13 03:25:08,010 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 03:25:08,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 03:25:08,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 03:25:08,010 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 03:25:08,011 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:25:03" (3/4) ... [2022-07-13 03:25:08,013 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 03:25:08,013 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 03:25:08,013 INFO L158 Benchmark]: Toolchain (without parser) took 5376.61ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 59.8MB in the beginning and 71.7MB in the end (delta: -12.0MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2022-07-13 03:25:08,014 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory was 76.3MB in the beginning and 76.2MB in the end (delta: 58.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:25:08,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.56ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 50.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 03:25:08,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.99ms. Allocated memory is still 98.6MB. Free memory was 50.4MB in the beginning and 49.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:25:08,014 INFO L158 Benchmark]: Boogie Preprocessor took 41.34ms. Allocated memory is still 98.6MB. Free memory was 49.0MB in the beginning and 48.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:25:08,015 INFO L158 Benchmark]: RCFGBuilder took 282.74ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 47.9MB in the beginning and 101.9MB in the end (delta: -54.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-07-13 03:25:08,015 INFO L158 Benchmark]: BuchiAutomizer took 4814.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 101.9MB in the beginning and 71.7MB in the end (delta: 30.2MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2022-07-13 03:25:08,015 INFO L158 Benchmark]: Witness Printer took 2.69ms. Allocated memory is still 174.1MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:25:08,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory was 76.3MB in the beginning and 76.2MB in the end (delta: 58.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.56ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 50.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.99ms. Allocated memory is still 98.6MB. Free memory was 50.4MB in the beginning and 49.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.34ms. Allocated memory is still 98.6MB. Free memory was 49.0MB in the beginning and 48.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 282.74ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 47.9MB in the beginning and 101.9MB in the end (delta: -54.0MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 4814.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 101.9MB in the beginning and 71.7MB in the end (delta: 30.2MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * Witness Printer took 2.69ms. Allocated memory is still 174.1MB. Free memory is still 71.7MB. 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[p][p] + \old(unknown-#memory_int-unknown)[q][q] and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 12 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital227 mio100 ax100 hnf100 lsp97 ukn73 mio100 lsp20 div100 bol100 ite100 ukn100 eq203 hnf88 smp100 dnf172 smp79 tf100 neg87 sie147 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 28 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! [2022-07-13 03:25:08,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-13 03:25:08,270 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