./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -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 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 13:54:45,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 13:54:45,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 13:54:45,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 13:54:45,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 13:54:45,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 13:54:45,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 13:54:45,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 13:54:45,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 13:54:45,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 13:54:45,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 13:54:45,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 13:54:45,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 13:54:45,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 13:54:45,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 13:54:45,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 13:54:45,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 13:54:45,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 13:54:45,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 13:54:45,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 13:54:45,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 13:54:45,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 13:54:45,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 13:54:45,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 13:54:45,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 13:54:45,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 13:54:45,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 13:54:45,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 13:54:45,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 13:54:45,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 13:54:45,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 13:54:45,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 13:54:45,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 13:54:45,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 13:54:45,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 13:54:45,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 13:54:45,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 13:54:45,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 13:54:45,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 13:54:45,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 13:54:45,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 13:54:45,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 13:54:45,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 13:54:45,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 13:54:45,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 13:54:45,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 13:54:45,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 13:54:45,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 13:54:45,605 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 13:54:45,605 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 13:54:45,605 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 13:54:45,605 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 13:54:45,606 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 13:54:45,606 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 13:54:45,607 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 13:54:45,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 13:54:45,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 13:54:45,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 13:54:45,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 13:54:45,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 13:54:45,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 13:54:45,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 13:54:45,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 13:54:45,609 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 13:54:45,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 13:54:45,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 13:54:45,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 13:54:45,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 13:54:45,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 13:54:45,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 13:54:45,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 13:54:45,611 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 13:54:45,612 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2021-08-27 13:54:45,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 13:54:45,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 13:54:45,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 13:54:45,968 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 13:54:45,970 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 13:54:45,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-08-27 13:54:46,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7686771f6/991c89292c714847960a1527fc3630db/FLAG15a1af5b5 [2021-08-27 13:54:46,400 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 13:54:46,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-08-27 13:54:46,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7686771f6/991c89292c714847960a1527fc3630db/FLAG15a1af5b5 [2021-08-27 13:54:46,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7686771f6/991c89292c714847960a1527fc3630db [2021-08-27 13:54:46,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 13:54:46,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 13:54:46,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 13:54:46,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 13:54:46,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 13:54:46,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c07af62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46, skipping insertion in model container [2021-08-27 13:54:46,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 13:54:46,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 13:54:46,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 13:54:46,597 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 13:54:46,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 13:54:46,619 INFO L208 MainTranslator]: Completed translation [2021-08-27 13:54:46,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46 WrapperNode [2021-08-27 13:54:46,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 13:54:46,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 13:54:46,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 13:54:46,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 13:54:46,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 13:54:46,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 13:54:46,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 13:54:46,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 13:54:46,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 13:54:46,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 13:54:46,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 13:54:46,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 13:54:46,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (1/1) ... [2021-08-27 13:54:46,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:46,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:46,726 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) [2021-08-27 13:54:46,756 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 [2021-08-27 13:54:46,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 13:54:46,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 13:54:46,912 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 13:54:46,913 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-08-27 13:54:46,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:54:46 BoogieIcfgContainer [2021-08-27 13:54:46,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 13:54:46,916 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 13:54:46,916 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 13:54:46,919 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 13:54:46,920 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:54:46,920 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 01:54:46" (1/3) ... [2021-08-27 13:54:46,921 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2598583d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 01:54:46, skipping insertion in model container [2021-08-27 13:54:46,922 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:54:46,922 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 01:54:46" (2/3) ... [2021-08-27 13:54:46,922 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2598583d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 01:54:46, skipping insertion in model container [2021-08-27 13:54:46,923 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 13:54:46,923 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:54:46" (3/3) ... [2021-08-27 13:54:46,924 INFO L389 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2021-08-27 13:54:46,979 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 13:54:46,980 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 13:54:46,980 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 13:54:46,980 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 13:54:46,980 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 13:54:46,980 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 13:54:46,981 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 13:54:46,981 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 13:54:46,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 13:54:47,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-08-27 13:54:47,007 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 13:54:47,007 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 13:54:47,012 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 13:54:47,012 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-27 13:54:47,012 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 13:54:47,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 13:54:47,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-08-27 13:54:47,014 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 13:54:47,014 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 13:54:47,014 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 13:54:47,014 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-27 13:54:47,020 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true [2021-08-27 13:54:47,020 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-08-27 13:54:47,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:47,026 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-08-27 13:54:47,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:47,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827355356] [2021-08-27 13:54:47,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:47,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,107 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:54:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,133 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:54:47,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:47,137 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2021-08-27 13:54:47,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:47,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351889139] [2021-08-27 13:54:47,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:47,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,152 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:54:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,158 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:54:47,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:47,161 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2021-08-27 13:54:47,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:47,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109381509] [2021-08-27 13:54:47,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:47,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,180 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:54:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:47,194 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:54:47,365 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:54:47,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:54:47,369 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:54:47,369 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:54:47,369 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 13:54:47,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:54:47,370 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:54:47,370 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-08-27 13:54:47,370 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:54:47,370 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:54:47,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,561 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:54:47,561 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 13:54:47,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,565 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) [2021-08-27 13:54:47,566 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 [2021-08-27 13:54:47,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:54:47,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,591 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:54:47,592 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:54:47,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:47,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,622 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) [2021-08-27 13:54:47,623 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 [2021-08-27 13:54:47,625 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:54:47,625 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,657 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:54:47,657 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:54:47,682 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 [2021-08-27 13:54:47,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,684 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) [2021-08-27 13:54:47,695 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 [2021-08-27 13:54:47,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:54:47,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:54:47,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:54:47,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:47,736 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,737 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) [2021-08-27 13:54:47,747 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 [2021-08-27 13:54:47,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:54:47,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,759 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 13:54:47,759 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 13:54:47,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:47,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,776 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) [2021-08-27 13:54:47,777 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 [2021-08-27 13:54:47,779 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 13:54:47,779 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,808 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 [2021-08-27 13:54:47,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:47,809 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) [2021-08-27 13:54:47,816 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 [2021-08-27 13:54:47,818 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 13:54:47,818 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 13:54:47,895 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 13:54:47,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-08-27 13:54:47,899 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 13:54:47,899 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 13:54:47,899 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 13:54:47,899 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 13:54:47,899 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 13:54:47,899 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:47,899 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 13:54:47,899 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 13:54:47,899 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-08-27 13:54:47,900 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 13:54:47,900 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 13:54:47,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:47,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 13:54:48,029 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 13:54:48,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 13:54:48,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,041 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) [2021-08-27 13:54:48,042 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 [2021-08-27 13:54:48,044 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 [2021-08-27 13:54:48,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:48,061 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 13:54:48,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-08-27 13:54:48,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,094 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) [2021-08-27 13:54:48,095 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 [2021-08-27 13:54:48,097 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 [2021-08-27 13:54:48,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:54:48,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,136 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 [2021-08-27 13:54:48,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,138 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) [2021-08-27 13:54:48,141 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 [2021-08-27 13:54:48,142 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 [2021-08-27 13:54:48,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:54:48,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,175 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 [2021-08-27 13:54:48,176 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,176 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) [2021-08-27 13:54:48,178 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 [2021-08-27 13:54:48,179 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 [2021-08-27 13:54:48,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 13:54:48,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,203 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 [2021-08-27 13:54:48,204 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,206 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) [2021-08-27 13:54:48,207 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 [2021-08-27 13:54:48,208 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 [2021-08-27 13:54:48,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:48,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 13:54:48,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,277 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,278 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) [2021-08-27 13:54:48,279 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 [2021-08-27 13:54:48,280 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 [2021-08-27 13:54:48,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 13:54:48,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:48,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 13:54:48,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,323 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 [2021-08-27 13:54:48,324 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-08-27 13:54:48,324 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,325 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) [2021-08-27 13:54:48,326 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 [2021-08-27 13:54:48,329 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 [2021-08-27 13:54:48,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,337 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,342 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:48,342 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:48,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,375 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 [2021-08-27 13:54:48,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,376 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) [2021-08-27 13:54:48,377 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 [2021-08-27 13:54:48,378 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 [2021-08-27 13:54:48,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,386 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,387 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:48,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,410 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,410 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) [2021-08-27 13:54:48,411 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 [2021-08-27 13:54:48,412 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 [2021-08-27 13:54:48,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,420 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:48,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,468 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) [2021-08-27 13:54:48,469 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 [2021-08-27 13:54:48,471 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 [2021-08-27 13:54:48,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,479 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:48,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,519 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 [2021-08-27 13:54:48,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,523 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) [2021-08-27 13:54:48,525 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 [2021-08-27 13:54:48,526 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 [2021-08-27 13:54:48,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,543 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:48,543 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:48,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,585 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 [2021-08-27 13:54:48,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,586 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) [2021-08-27 13:54:48,587 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 [2021-08-27 13:54:48,589 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 [2021-08-27 13:54:48,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,598 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:48,603 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:48,603 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:48,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,647 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-08-27 13:54:48,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,649 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) [2021-08-27 13:54:48,654 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 [2021-08-27 13:54:48,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:48,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:48,669 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:48,669 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:48,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,698 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 [2021-08-27 13:54:48,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,699 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) [2021-08-27 13:54:48,700 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 [2021-08-27 13:54:48,702 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 [2021-08-27 13:54:48,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,711 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:48,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:48,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,746 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 [2021-08-27 13:54:48,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,747 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) [2021-08-27 13:54:48,748 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 [2021-08-27 13:54:48,753 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 [2021-08-27 13:54:48,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:48,764 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:48,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,799 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,800 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) [2021-08-27 13:54:48,800 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 [2021-08-27 13:54:48,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:48,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:48,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:48,810 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:48,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:48,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:48,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,869 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) [2021-08-27 13:54:48,870 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 [2021-08-27 13:54:48,871 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 [2021-08-27 13:54:48,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:48,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:48,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:48,881 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:48,890 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:48,890 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:48,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:48,979 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 [2021-08-27 13:54:48,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:48,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:48,985 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) [2021-08-27 13:54:48,998 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 [2021-08-27 13:54:49,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,007 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,018 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:49,018 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:49,025 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 [2021-08-27 13:54:49,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,065 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 [2021-08-27 13:54:49,065 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-08-27 13:54:49,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,067 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) [2021-08-27 13:54:49,070 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 [2021-08-27 13:54:49,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,079 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,087 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:49,087 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:49,092 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 [2021-08-27 13:54:49,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,142 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 [2021-08-27 13:54:49,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,144 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) [2021-08-27 13:54:49,145 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 [2021-08-27 13:54:49,147 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 [2021-08-27 13:54:49,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,157 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,165 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:49,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-08-27 13:54:49,206 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,207 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) [2021-08-27 13:54:49,208 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 [2021-08-27 13:54:49,209 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 [2021-08-27 13:54:49,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,218 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:49,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,239 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 [2021-08-27 13:54:49,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,240 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) [2021-08-27 13:54:49,242 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 [2021-08-27 13:54:49,243 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 [2021-08-27 13:54:49,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,251 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:49,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:49,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,291 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) [2021-08-27 13:54:49,291 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 [2021-08-27 13:54:49,293 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 [2021-08-27 13:54:49,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,302 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,311 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:49,311 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:49,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,347 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 [2021-08-27 13:54:49,347 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,348 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) [2021-08-27 13:54:49,349 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 [2021-08-27 13:54:49,350 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 [2021-08-27 13:54:49,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 13:54:49,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,358 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:49,364 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:49,364 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:49,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,407 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 [2021-08-27 13:54:49,407 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-08-27 13:54:49,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,408 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) [2021-08-27 13:54:49,409 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 [2021-08-27 13:54:49,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:49,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,418 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,418 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,422 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:49,422 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:49,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,481 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 [2021-08-27 13:54:49,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,482 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) [2021-08-27 13:54:49,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:49,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,504 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:49,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,506 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 [2021-08-27 13:54:49,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,546 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 [2021-08-27 13:54:49,547 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,547 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) [2021-08-27 13:54:49,548 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 [2021-08-27 13:54:49,551 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 [2021-08-27 13:54:49,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,558 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,559 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:49,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,597 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 [2021-08-27 13:54:49,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,598 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) [2021-08-27 13:54:49,600 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 [2021-08-27 13:54:49,601 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 [2021-08-27 13:54:49,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,608 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-08-27 13:54:49,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-08-27 13:54:49,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,634 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) [2021-08-27 13:54:49,635 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 [2021-08-27 13:54:49,636 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 [2021-08-27 13:54:49,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,644 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,644 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,650 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:49,650 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:49,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,701 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 [2021-08-27 13:54:49,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,702 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) [2021-08-27 13:54:49,710 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 [2021-08-27 13:54:49,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,719 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:49,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,719 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-08-27 13:54:49,723 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-08-27 13:54:49,723 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-08-27 13:54:49,729 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 [2021-08-27 13:54:49,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,760 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 [2021-08-27 13:54:49,760 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-08-27 13:54:49,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,761 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) [2021-08-27 13:54:49,762 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 [2021-08-27 13:54:49,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:49,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,771 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:49,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,772 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:49,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:49,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,835 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 [2021-08-27 13:54:49,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,837 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) [2021-08-27 13:54:49,841 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 [2021-08-27 13:54:49,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,851 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:49,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:49,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,856 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 [2021-08-27 13:54:49,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-08-27 13:54:49,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,888 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:49,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-08-27 13:54:49,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:49,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,902 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:49,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:49,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:49,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,940 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:49,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-08-27 13:54:49,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:49,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,952 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:49,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:49,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:49,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:49,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:49,980 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-08-27 13:54:49,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:49,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:49,982 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:49,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-08-27 13:54:49,984 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 [2021-08-27 13:54:49,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:49,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:49,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:49,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:49,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:49,999 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:49,999 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:50,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,043 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-08-27 13:54:50,043 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,044 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-08-27 13:54:50,046 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 [2021-08-27 13:54:50,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,054 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-08-27 13:54:50,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,055 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,062 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:50,062 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:50,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,107 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-08-27 13:54:50,107 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,108 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:50,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,130 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,130 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,147 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:50,147 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:50,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-08-27 13:54:50,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,190 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-08-27 13:54:50,194 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 [2021-08-27 13:54:50,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,202 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,204 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:50,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,245 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,246 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,254 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 [2021-08-27 13:54:50,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,265 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,266 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:50,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-08-27 13:54:50,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,296 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-08-27 13:54:50,299 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 [2021-08-27 13:54:50,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,308 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,310 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-08-27 13:54:50,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,334 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-08-27 13:54:50,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,336 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-08-27 13:54:50,340 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 [2021-08-27 13:54:50,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,362 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:50,362 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:50,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,404 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-08-27 13:54:50,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,405 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-08-27 13:54:50,407 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 [2021-08-27 13:54:50,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,416 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-08-27 13:54:50,420 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-08-27 13:54:50,420 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-08-27 13:54:50,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-08-27 13:54:50,461 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-08-27 13:54:50,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,462 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-08-27 13:54:50,465 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 [2021-08-27 13:54:50,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,472 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,478 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:50,478 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:50,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,518 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,519 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,534 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 [2021-08-27 13:54:50,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-08-27 13:54:50,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:50,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-08-27 13:54:50,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,562 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-08-27 13:54:50,564 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 [2021-08-27 13:54:50,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:50,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-08-27 13:54:50,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,593 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-08-27 13:54:50,596 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 [2021-08-27 13:54:50,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,603 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,604 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-27 13:54:50,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,622 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-08-27 13:54:50,626 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 [2021-08-27 13:54:50,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,640 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:50,640 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:50,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-08-27 13:54:50,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,688 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-08-27 13:54:50,690 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 [2021-08-27 13:54:50,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-08-27 13:54:50,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-08-27 13:54:50,704 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-08-27 13:54:50,704 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-08-27 13:54:50,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,745 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-08-27 13:54:50,745 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,749 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-08-27 13:54:50,752 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 [2021-08-27 13:54:50,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,760 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:50,767 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-08-27 13:54:50,767 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-08-27 13:54:50,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-08-27 13:54:50,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,805 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-08-27 13:54:50,807 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 [2021-08-27 13:54:50,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,815 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,815 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:50,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:50,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-08-27 13:54:50,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,838 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-08-27 13:54:50,840 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 [2021-08-27 13:54:50,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,848 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,849 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:50,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:50,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,868 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-08-27 13:54:50,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,869 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-08-27 13:54:50,871 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 [2021-08-27 13:54:50,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,878 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 13:54:50,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,879 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:50,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 13:54:50,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 13:54:50,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-08-27 13:54:50,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,899 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-08-27 13:54:50,909 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 [2021-08-27 13:54:50,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:50,917 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:50,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:50,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:50,917 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:50,926 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-08-27 13:54:50,926 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-08-27 13:54:50,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:50,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:50,972 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 13:54:50,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:50,973 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 13:54:50,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-08-27 13:54:51,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 13:54:51,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-08-27 13:54:51,030 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-08-27 13:54:51,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 13:54:51,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 13:54:51,030 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-08-27 13:54:51,036 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-08-27 13:54:51,036 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-08-27 13:54:51,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 13:54:51,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:51,076 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-08-27 13:54:51,077 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-08-27 13:54:51,077 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-08-27 13:54:51,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:51,077 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2021-08-27 13:54:51,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:51,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401704648] [2021-08-27 13:54:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:51,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:51,085 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:54:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:51,095 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:54:51,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:51,097 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2021-08-27 13:54:51,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:51,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147798890] [2021-08-27 13:54:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:51,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:51,104 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 13:54:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 13:54:51,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 13:54:51,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 13:54:51,112 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2021-08-27 13:54:51,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 13:54:51,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605232293] [2021-08-27 13:54:51,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 13:54:51,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 13:54:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 13:54:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 13:54:51,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 13:54:51,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605232293] [2021-08-27 13:54:51,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605232293] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 13:54:51,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931932121] [2021-08-27 13:54:51,191 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 13:54:51,191 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 13:54:51,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 13:54:51,193 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 13:54:51,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2021-08-27 13:54:51,246 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-08-27 13:54:51,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 13:54:51,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-27 13:54:51,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 13:54:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 13:54:51,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931932121] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 13:54:51,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 13:54:51,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-08-27 13:54:51,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230596075] [2021-08-27 13:54:51,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 13:54:51,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 13:54:51,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-27 13:54:51,345 INFO L87 Difference]: Start difference. First operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 13:54:51,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 13:54:51,382 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2021-08-27 13:54:51,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-27 13:54:51,384 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2021-08-27 13:54:51,386 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 13:54:51,388 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2021-08-27 13:54:51,388 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 13:54:51,389 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 13:54:51,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 13:54:51,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 13:54:51,389 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 13:54:51,389 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 13:54:51,389 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 13:54:51,390 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 13:54:51,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 13:54:51,390 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 13:54:51,390 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 13:54:51,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 01:54:51 BoogieIcfgContainer [2021-08-27 13:54:51,393 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 13:54:51,394 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 13:54:51,394 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 13:54:51,394 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 13:54:51,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 01:54:46" (3/4) ... [2021-08-27 13:54:51,397 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 13:54:51,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 13:54:51,398 INFO L168 Benchmark]: Toolchain (without parser) took 4968.72 ms. Allocated memory was 46.1 MB in the beginning and 73.4 MB in the end (delta: 27.3 MB). Free memory was 28.0 MB in the beginning and 26.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,401 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 37.7 MB. Free memory was 20.9 MB in the beginning and 20.9 MB in the end (delta: 39.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 13:54:51,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.50 ms. Allocated memory is still 46.1 MB. Free memory was 27.8 MB in the beginning and 29.5 MB in the end (delta: -1.6 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.27 ms. Allocated memory is still 46.1 MB. Free memory was 29.4 MB in the beginning and 31.4 MB in the end (delta: -2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,402 INFO L168 Benchmark]: Boogie Preprocessor took 12.25 ms. Allocated memory is still 46.1 MB. Free memory was 31.3 MB in the beginning and 30.4 MB in the end (delta: 874.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 13:54:51,403 INFO L168 Benchmark]: RCFGBuilder took 217.08 ms. Allocated memory is still 46.1 MB. Free memory was 30.4 MB in the beginning and 22.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,403 INFO L168 Benchmark]: BuchiAutomizer took 4476.90 ms. Allocated memory was 46.1 MB in the beginning and 73.4 MB in the end (delta: 27.3 MB). Free memory was 22.0 MB in the beginning and 27.1 MB in the end (delta: -5.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,403 INFO L168 Benchmark]: Witness Printer took 3.37 ms. Allocated memory is still 73.4 MB. Free memory was 27.1 MB in the beginning and 26.5 MB in the end (delta: 538.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 13:54:51,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 37.7 MB. Free memory was 20.9 MB in the beginning and 20.9 MB in the end (delta: 39.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 188.50 ms. Allocated memory is still 46.1 MB. Free memory was 27.8 MB in the beginning and 29.5 MB in the end (delta: -1.6 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.27 ms. Allocated memory is still 46.1 MB. Free memory was 29.4 MB in the beginning and 31.4 MB in the end (delta: -2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 12.25 ms. Allocated memory is still 46.1 MB. Free memory was 31.3 MB in the beginning and 30.4 MB in the end (delta: 874.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 217.08 ms. Allocated memory is still 46.1 MB. Free memory was 30.4 MB in the beginning and 22.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4476.90 ms. Allocated memory was 46.1 MB in the beginning and 73.4 MB in the end (delta: 27.3 MB). Free memory was 22.0 MB in the beginning and 27.1 MB in the end (delta: -5.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.37 ms. Allocated memory is still 73.4 MB. Free memory was 27.1 MB in the beginning and 26.5 MB in the end (delta: 538.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: 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! [2021-08-27 13:54:51,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2021-08-27 13:54:51,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...