./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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_ex7B.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 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:36:05,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:36:05,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:36:05,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:36:05,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:36:05,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:36:05,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:36:05,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:36:05,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:36:05,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:36:05,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:36:05,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:36:05,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:36:05,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:36:05,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:36:05,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:36:05,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:36:05,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:36:05,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:36:05,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:36:05,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:36:05,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:36:05,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:36:05,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:36:05,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:36:05,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:36:05,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:36:05,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:36:05,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:36:05,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:36:05,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:36:05,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:36:05,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:36:05,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:36:05,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:36:05,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:36:05,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:36:05,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:36:05,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:36:05,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:36:05,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:36:05,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-02-21 03:36:05,140 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:36:05,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:36:05,141 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:36:05,141 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:36:05,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:36:05,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:36:05,142 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:36:05,142 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 03:36:05,142 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 03:36:05,142 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 03:36:05,142 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 03:36:05,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:36:05,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:36:05,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 03:36:05,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:36:05,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:36:05,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:36:05,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:36:05,147 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 03:36:05,148 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 [2022-02-21 03:36:05,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:36:05,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:36:05,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:36:05,356 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:36:05,356 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:36:05,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2022-02-21 03:36:05,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b34932bd/26d8295dc9414b4fb6370f460826e7e2/FLAG0445ae89f [2022-02-21 03:36:05,795 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:36:05,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2022-02-21 03:36:05,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b34932bd/26d8295dc9414b4fb6370f460826e7e2/FLAG0445ae89f [2022-02-21 03:36:06,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b34932bd/26d8295dc9414b4fb6370f460826e7e2 [2022-02-21 03:36:06,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:36:06,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:36:06,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:36:06,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:36:06,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:36:06,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ab8e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06, skipping insertion in model container [2022-02-21 03:36:06,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:36:06,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:36:06,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:36:06,549 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:36:06,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:36:06,587 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:36:06,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06 WrapperNode [2022-02-21 03:36:06,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:36:06,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:36:06,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:36:06,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:36:06,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,645 INFO L137 Inliner]: procedures = 12, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-02-21 03:36:06,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:36:06,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:36:06,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:36:06,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:36:06,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:36:06,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:36:06,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:36:06,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:36:06,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (1/1) ... [2022-02-21 03:36:06,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:06,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:06,714 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) [2022-02-21 03:36:06,744 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 [2022-02-21 03:36:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 03:36:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-21 03:36:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-02-21 03:36:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-02-21 03:36:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure g [2022-02-21 03:36:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2022-02-21 03:36:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:36:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:36:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 03:36:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 03:36:06,845 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:36:06,846 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:36:06,970 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:36:06,974 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:36:06,975 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-21 03:36:06,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:36:06 BoogieIcfgContainer [2022-02-21 03:36:06,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:36:06,977 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 03:36:06,977 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 03:36:06,979 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 03:36:06,979 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:36:06,979 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 03:36:06" (1/3) ... [2022-02-21 03:36:06,980 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4419a267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:36:06, skipping insertion in model container [2022-02-21 03:36:06,980 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:36:06,981 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:36:06" (2/3) ... [2022-02-21 03:36:06,981 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4419a267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:36:06, skipping insertion in model container [2022-02-21 03:36:06,981 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:36:06,981 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:36:06" (3/3) ... [2022-02-21 03:36:06,982 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex7B.i [2022-02-21 03:36:07,008 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 03:36:07,009 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 03:36:07,009 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 03:36:07,009 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 03:36:07,009 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 03:36:07,009 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 03:36:07,009 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 03:36:07,009 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 03:36:07,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) [2022-02-21 03:36:07,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:07,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:07,036 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:07,040 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:36:07,040 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 03:36:07,040 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 03:36:07,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) [2022-02-21 03:36:07,044 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:07,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:07,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:07,044 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:36:07,044 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 03:36:07,049 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~nondet8#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet7#1;call write~int(main_#t~nondet8#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet8#1; 9#L43true call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset);< 11#fENTRYtrue [2022-02-21 03:36:07,050 INFO L793 eck$LassoCheckResult]: Loop: 11#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); 13#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); 14#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; 16#L31true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 11#fENTRYtrue [2022-02-21 03:36:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:07,054 INFO L85 PathProgramCache]: Analyzing trace with hash 39794, now seen corresponding path program 1 times [2022-02-21 03:36:07,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:36:07,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567454732] [2022-02-21 03:36:07,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:36:07,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:36:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,159 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:36:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,188 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:36:07,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:07,191 INFO L85 PathProgramCache]: Analyzing trace with hash 28764888, now seen corresponding path program 1 times [2022-02-21 03:36:07,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:36:07,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102290308] [2022-02-21 03:36:07,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:36:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:36:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,237 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:36:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,255 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:36:07,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:07,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1102237191, now seen corresponding path program 1 times [2022-02-21 03:36:07,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:36:07,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429308922] [2022-02-21 03:36:07,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:36:07,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:36:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,298 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:36:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:36:07,325 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:36:09,400 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:36:09,401 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:36:09,401 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:36:09,401 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:36:09,401 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:36:09,401 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,401 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:36:09,401 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:36:09,401 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex7B.i_Iteration1_Lasso [2022-02-21 03:36:09,402 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:36:09,402 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:36:09,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,781 WARN L259 bleTransFormulaUtils]: 2 quantified variables [2022-02-21 03:36:09,783 WARN L259 bleTransFormulaUtils]: 2 quantified variables [2022-02-21 03:36:09,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:09,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:10,360 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:36:10,363 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:36:10,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,365 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) [2022-02-21 03:36:10,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,380 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 [2022-02-21 03:36:10,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,411 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 [2022-02-21 03:36:10,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,414 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) [2022-02-21 03:36:10,415 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 [2022-02-21 03:36:10,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,442 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 [2022-02-21 03:36:10,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,443 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) [2022-02-21 03:36:10,444 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 [2022-02-21 03:36:10,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-02-21 03:36:10,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,481 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) [2022-02-21 03:36:10,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,486 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 [2022-02-21 03:36:10,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,523 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 [2022-02-21 03:36:10,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,525 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) [2022-02-21 03:36:10,526 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 [2022-02-21 03:36:10,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,553 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 [2022-02-21 03:36:10,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,554 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) [2022-02-21 03:36:10,556 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 [2022-02-21 03:36:10,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,588 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 [2022-02-21 03:36:10,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,589 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) [2022-02-21 03:36:10,590 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 [2022-02-21 03:36:10,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,641 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 [2022-02-21 03:36:10,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,643 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) [2022-02-21 03:36:10,644 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 [2022-02-21 03:36:10,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:10,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:10,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,691 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 [2022-02-21 03:36:10,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,693 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) [2022-02-21 03:36:10,694 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 [2022-02-21 03:36:10,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:10,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,733 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) [2022-02-21 03:36:10,736 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 [2022-02-21 03:36:10,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,769 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 [2022-02-21 03:36:10,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,773 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) [2022-02-21 03:36:10,774 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 [2022-02-21 03:36:10,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-02-21 03:36:10,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,811 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) [2022-02-21 03:36:10,812 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 [2022-02-21 03:36:10,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:10,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,865 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) [2022-02-21 03:36:10,881 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 [2022-02-21 03:36:10,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:10,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,918 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) [2022-02-21 03:36:10,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,932 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 [2022-02-21 03:36:10,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,947 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 [2022-02-21 03:36:10,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,949 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) [2022-02-21 03:36:10,949 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 [2022-02-21 03:36:10,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:10,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-02-21 03:36:10,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:10,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:10,980 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) [2022-02-21 03:36:10,981 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 [2022-02-21 03:36:10,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:10,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:10,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:10,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:10,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:10,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:10,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:10,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:10,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,006 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 [2022-02-21 03:36:11,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,008 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) [2022-02-21 03:36:11,013 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 [2022-02-21 03:36:11,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,052 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 [2022-02-21 03:36:11,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,053 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) [2022-02-21 03:36:11,059 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 [2022-02-21 03:36:11,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-02-21 03:36:11,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,095 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-02-21 03:36:11,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,151 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-02-21 03:36:11,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,180 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-02-21 03:36:11,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-02-21 03:36:11,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,208 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-02-21 03:36:11,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-02-21 03:36:11,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,237 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-02-21 03:36:11,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:11,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:11,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,285 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-02-21 03:36:11,287 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 [2022-02-21 03:36:11,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,328 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-02-21 03:36:11,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,371 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-02-21 03:36:11,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,408 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-02-21 03:36:11,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,441 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-02-21 03:36:11,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-02-21 03:36:11,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,471 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-02-21 03:36:11,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,510 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-02-21 03:36:11,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,512 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-02-21 03:36:11,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-02-21 03:36:11,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,553 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-02-21 03:36:11,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,580 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-02-21 03:36:11,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:11,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:11,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:11,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-02-21 03:36:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,606 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-02-21 03:36:11,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:11,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:11,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-02-21 03:36:11,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,669 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-02-21 03:36:11,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:11,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:11,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,718 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-02-21 03:36:11,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:11,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:11,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,781 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-02-21 03:36:11,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,789 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-02-21 03:36:11,789 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:36:11,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,798 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-02-21 03:36:11,798 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-02-21 03:36:11,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:11,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:11,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,847 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-02-21 03:36:11,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:11,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:11,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:11,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:11,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:11,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:11,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:11,902 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:36:11,917 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-02-21 03:36:11,918 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-02-21 03:36:11,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:11,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:11,924 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:11,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-02-21 03:36:11,926 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:36:11,963 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-02-21 03:36:11,964 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:36:11,964 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 2*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 2*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 + 1 Supporting invariants [] [2022-02-21 03:36:11,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:12,006 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-02-21 03:36:12,011 INFO L390 LassoCheck]: Loop: "~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);" "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);" "call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);"< "~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;" "call f(~q.base, ~q.offset, ~p.base, ~p.offset);"< [2022-02-21 03:36:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:12,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:12,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-21 03:36:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:12,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:12,072 INFO L290 TraceCheckUtils]: 0: Hoare triple {25#unseeded} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; {25#unseeded} is VALID [2022-02-21 03:36:12,073 INFO L290 TraceCheckUtils]: 1: Hoare triple {25#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~nondet8#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet7#1;call write~int(main_#t~nondet8#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet8#1; {25#unseeded} is VALID [2022-02-21 03:36:12,074 INFO L272 TraceCheckUtils]: 2: Hoare triple {25#unseeded} call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset); {25#unseeded} is VALID [2022-02-21 03:36:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:12,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 54 conjunts are in the unsatisfiable core [2022-02-21 03:36:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:12,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:12,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:12,332 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-21 03:36:12,333 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 [2022-02-21 03:36:12,373 INFO L356 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2022-02-21 03:36:12,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 50 [2022-02-21 03:36:12,884 INFO L290 TraceCheckUtils]: 0: Hoare triple {28#(>= oldRank0 (+ (* 2 (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|)) (* 2 (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) 1))} ~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); {64#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (* (select (select |#memory_int| f_~q.base) f_~q.offset) 2) (* (select (select |#memory_int| f_~p.base) f_~p.offset) 2) 1) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} is VALID [2022-02-21 03:36:12,885 INFO L290 TraceCheckUtils]: 1: Hoare triple {64#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (* (select (select |#memory_int| f_~q.base) f_~q.offset) 2) (* (select (select |#memory_int| f_~p.base) f_~p.offset) 2) 1) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} 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); {68#(and (= f_~np~0.offset 0) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) (div (+ (- 1) oldRank0) 2)) (not (= f_~np~0.base f_~q.base)) (<= 0 (div (+ (- 1) oldRank0) 2)))} is VALID [2022-02-21 03:36:12,886 INFO L272 TraceCheckUtils]: 2: Hoare triple {68#(and (= f_~np~0.offset 0) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) (div (+ (- 1) oldRank0) 2)) (not (= f_~np~0.base f_~q.base)) (<= 0 (div (+ (- 1) oldRank0) 2)))} call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset); {72#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) 0) 1) (div (+ (- 1) oldRank0) 2)) (<= 0 (div (+ (- 1) oldRank0) 2)))} is VALID [2022-02-21 03:36:12,887 INFO L290 TraceCheckUtils]: 3: Hoare triple {72#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) 0) 1) (div (+ (- 1) oldRank0) 2)) (<= 0 (div (+ (- 1) oldRank0) 2)))} ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; {76#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) (div (+ (- 1) oldRank0) 2)) (not (= g_~p.base g_~q.base)) (<= 0 (div (+ (- 1) oldRank0) 2)))} is VALID [2022-02-21 03:36:12,888 INFO L272 TraceCheckUtils]: 4: Hoare triple {76#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) (div (+ (- 1) oldRank0) 2)) (not (= g_~p.base g_~q.base)) (<= 0 (div (+ (- 1) oldRank0) 2)))} call f(~q.base, ~q.offset, ~p.base, ~p.offset); {53#(or (and (>= oldRank0 0) (> oldRank0 (+ (* 2 (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|)) (* 2 (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) 1))) unseeded)} is VALID [2022-02-21 03:36:12,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:36:12,909 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-21 03:36:12,925 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:36:12,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:12,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:12,933 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 [2022-02-21 03:36:12,935 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-21 03:36:13,160 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 32 states and 36 transitions. Complement of second has 20 states. [2022-02-21 03:36:13,160 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 [2022-02-21 03:36:13,160 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:13,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) [2022-02-21 03:36:13,164 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:13,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:13,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:13,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-21 03:36:13,168 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:13,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:13,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:13,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 36 transitions. [2022-02-21 03:36:13,171 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:13,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:13,173 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) [2022-02-21 03:36:13,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:13,177 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 5 examples of accepted words. [2022-02-21 03:36:13,177 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-21 03:36:13,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-02-21 03:36:13,178 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:36:13,178 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 32 states and 36 transitions. cyclomatic complexity: 5 [2022-02-21 03:36:13,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 36 transitions. cyclomatic complexity: 5 [2022-02-21 03:36:13,178 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:13,178 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2022-02-21 03:36:13,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,179 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,179 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,180 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,180 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,180 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,181 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,181 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 32 letters. Loop has 32 letters. [2022-02-21 03:36:13,181 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 32 letters. Loop has 32 letters. [2022-02-21 03:36:13,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 32 letters. Loop has 32 letters. [2022-02-21 03:36:13,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 15 letters. Loop has 15 letters. [2022-02-21 03:36:13,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 15 letters. Loop has 15 letters. [2022-02-21 03:36:13,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 15 letters. Loop has 15 letters. [2022-02-21 03:36:13,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 7 letters. Loop has 7 letters. [2022-02-21 03:36:13,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 7 letters. Loop has 7 letters. [2022-02-21 03:36:13,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 7 letters. Loop has 7 letters. [2022-02-21 03:36:13,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 7 letters. Loop has 5 letters. [2022-02-21 03:36:13,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 7 letters. Loop has 5 letters. [2022-02-21 03:36:13,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 7 letters. Loop has 5 letters. [2022-02-21 03:36:13,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:36:13,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:36:13,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:36:13,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 6 letters. Loop has 5 letters. [2022-02-21 03:36:13,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 6 letters. Loop has 5 letters. [2022-02-21 03:36:13,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 6 letters. Loop has 5 letters. [2022-02-21 03:36:13,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 4 letters. Loop has 5 letters. [2022-02-21 03:36:13,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 4 letters. Loop has 5 letters. [2022-02-21 03:36:13,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 4 letters. Loop has 5 letters. [2022-02-21 03:36:13,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 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) Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 36 transitions. cyclomatic complexity: 5 Stem has 1 letters. Loop has 5 letters. [2022-02-21 03:36:13,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,193 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-21 03:36:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2022-02-21 03:36:13,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 5 letters. [2022-02-21 03:36:13,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 8 letters. Loop has 5 letters. [2022-02-21 03:36:13,200 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,200 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 10 letters. [2022-02-21 03:36:13,200 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:13,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. cyclomatic complexity: 5 [2022-02-21 03:36:13,206 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:13,207 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2022-02-21 03:36:13,208 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-02-21 03:36:13,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-02-21 03:36:13,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-02-21 03:36:13,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 03:36:13,208 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:13,208 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:13,208 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:13,209 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 03:36:13,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-02-21 03:36:13,209 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:13,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:13,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.02 03:36:13 BoogieIcfgContainer [2022-02-21 03:36:13,213 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-02-21 03:36:13,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-21 03:36:13,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-21 03:36:13,214 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-21 03:36:13,214 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:36:06" (3/4) ... [2022-02-21 03:36:13,216 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-21 03:36:13,216 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-21 03:36:13,220 INFO L158 Benchmark]: Toolchain (without parser) took 6986.33ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 53.8MB in the beginning and 116.9MB in the end (delta: -63.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-02-21 03:36:13,221 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:36:13,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.7MB in the beginning and 83.5MB in the end (delta: -29.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-02-21 03:36:13,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.57ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 82.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:36:13,222 INFO L158 Benchmark]: Boogie Preprocessor took 21.88ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 80.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:36:13,222 INFO L158 Benchmark]: RCFGBuilder took 306.84ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 67.9MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-02-21 03:36:13,222 INFO L158 Benchmark]: BuchiAutomizer took 6236.56ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 67.9MB in the beginning and 116.9MB in the end (delta: -49.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-02-21 03:36:13,222 INFO L158 Benchmark]: Witness Printer took 2.48ms. Allocated memory is still 157.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:36:13,224 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.7MB in the beginning and 83.5MB in the end (delta: -29.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.57ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 82.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.88ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 80.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 306.84ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 67.9MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 6236.56ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 67.9MB in the beginning and 116.9MB in the end (delta: -49.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 2.48ms. Allocated memory is still 157.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 2 * unknown-#memory_int-unknown[q][q] + 1 and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.9s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 6 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital219 mio100 ax100 hnf100 lsp97 ukn77 mio100 lsp37 div100 bol100 ite100 ukn100 eq164 hnf90 smp96 dnf114 smp87 tf100 neg100 sie117 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 28 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-02-21 03:36:13,265 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