./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Collatz_bounded.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/Collatz_bounded.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 --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 fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:12:46,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:12:46,985 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:12:46,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:12:46,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:12:47,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:12:47,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:12:47,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:12:47,015 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:12:47,015 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:12:47,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:12:47,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:12:47,016 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:12:47,016 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:12:47,016 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:12:47,017 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:12:47,017 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:12:47,017 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:12:47,017 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:12:47,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:12:47,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:12:47,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:12:47,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:12:47,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:12:47,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:12:47,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:12:47,020 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:12:47,020 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:12:47,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:12:47,020 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:12:47,021 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:12:47,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:12:47,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:12:47,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:12:47,022 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:12:47,022 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:12:47,022 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2024-11-19 14:12:47,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:12:47,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:12:47,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:12:47,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:12:47,243 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:12:47,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2024-11-19 14:12:48,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:12:48,826 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:12:48,827 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2024-11-19 14:12:48,832 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73468c254/1427866e8a00485fa2a45c432a25c13b/FLAG3383fa07c [2024-11-19 14:12:48,844 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73468c254/1427866e8a00485fa2a45c432a25c13b [2024-11-19 14:12:48,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:12:48,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:12:48,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:12:48,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:12:48,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:12:48,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:12:48" (1/1) ... [2024-11-19 14:12:48,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0bff57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:48, skipping insertion in model container [2024-11-19 14:12:48,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:12:48" (1/1) ... [2024-11-19 14:12:48,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:12:49,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:12:49,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:12:49,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:12:49,027 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:12:49,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49 WrapperNode [2024-11-19 14:12:49,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:12:49,029 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:12:49,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:12:49,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:12:49,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,050 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17 [2024-11-19 14:12:49,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:12:49,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:12:49,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:12:49,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:12:49,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,060 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,064 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-19 14:12:49,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:12:49,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:12:49,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:12:49,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:12:49,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (1/1) ... [2024-11-19 14:12:49,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:49,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:49,104 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) [2024-11-19 14:12:49,106 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 [2024-11-19 14:12:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:12:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:12:49,201 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:12:49,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:12:49,266 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-19 14:12:49,266 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:12:49,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:12:49,277 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:12:49,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:12:49 BoogieIcfgContainer [2024-11-19 14:12:49,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:12:49,279 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:12:49,279 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:12:49,283 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:12:49,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:12:49,284 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:12:48" (1/3) ... [2024-11-19 14:12:49,285 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2331b330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:12:49, skipping insertion in model container [2024-11-19 14:12:49,285 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:12:49,285 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:12:49" (2/3) ... [2024-11-19 14:12:49,286 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2331b330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:12:49, skipping insertion in model container [2024-11-19 14:12:49,286 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:12:49,286 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:12:49" (3/3) ... [2024-11-19 14:12:49,288 INFO L332 chiAutomizerObserver]: Analyzing ICFG Collatz_bounded.c [2024-11-19 14:12:49,347 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:12:49,347 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:12:49,348 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:12:49,348 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:12:49,348 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:12:49,348 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:12:49,348 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:12:49,348 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:12:49,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:12:49,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:49,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:12:49,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:12:49,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:12:49,374 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:12:49,374 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:12:49,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:12:49,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:49,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:12:49,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:12:49,375 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:12:49,375 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:12:49,381 INFO L745 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L14true assume !(main_~y~0#1 >= 113383); 6#L16-2true [2024-11-19 14:12:49,381 INFO L747 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(main_~y~0#1 > 1); 2#L16true assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 6#L16-2true [2024-11-19 14:12:49,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:49,386 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-19 14:12:49,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:49,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054864746] [2024-11-19 14:12:49,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:49,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,550 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:49,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:49,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 1 times [2024-11-19 14:12:49,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:49,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478892826] [2024-11-19 14:12:49,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,599 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:49,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:49,602 INFO L85 PathProgramCache]: Analyzing trace with hash 28695975, now seen corresponding path program 1 times [2024-11-19 14:12:49,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:49,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837365478] [2024-11-19 14:12:49,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:49,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:49,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:49,730 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:49,730 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:49,730 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:49,730 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:49,731 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:49,731 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:49,731 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:49,731 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:49,731 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2024-11-19 14:12:49,731 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:49,732 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:49,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:49,859 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:49,860 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:49,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:49,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:49,864 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) [2024-11-19 14:12:49,865 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 [2024-11-19 14:12:49,866 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:49,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:49,901 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 [2024-11-19 14:12:49,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:49,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:49,904 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) [2024-11-19 14:12:49,905 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 [2024-11-19 14:12:49,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:49,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:49,951 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:49,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-19 14:12:49,957 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:49,958 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:49,958 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:49,958 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:49,958 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:49,958 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:49,958 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:49,958 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:49,958 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2024-11-19 14:12:49,960 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:49,960 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:49,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:50,061 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:50,064 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:50,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,069 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) [2024-11-19 14:12:50,071 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 [2024-11-19 14:12:50,072 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 [2024-11-19 14:12:50,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:50,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:50,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:50,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:50,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:50,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:50,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:50,089 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:12:50,096 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-19 14:12:50,096 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:12:50,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,099 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) [2024-11-19 14:12:50,100 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 [2024-11-19 14:12:50,101 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:12:50,102 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:12:50,102 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:12:50,103 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2024-11-19 14:12:50,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-19 14:12:50,117 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:12:50,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:50,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:12:50,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:50,170 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:12:50,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:50,214 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:12:50,219 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-11-19 14:12:50,254 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 28 transitions. Complement of second has 6 states. [2024-11-19 14:12:50,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:12:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-11-19 14:12:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-19 14:12:50,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-19 14:12:50,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-19 14:12:50,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-19 14:12:50,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2024-11-19 14:12:50,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:50,269 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 9 states and 12 transitions. [2024-11-19 14:12:50,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-11-19 14:12:50,270 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-19 14:12:50,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2024-11-19 14:12:50,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:12:50,271 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2024-11-19 14:12:50,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2024-11-19 14:12:50,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-19 14:12:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:12:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2024-11-19 14:12:50,306 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2024-11-19 14:12:50,306 INFO L425 stractBuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2024-11-19 14:12:50,306 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:12:50,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2024-11-19 14:12:50,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:50,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:12:50,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:12:50,308 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-19 14:12:50,308 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:12:50,309 INFO L745 eck$LassoCheckResult]: Stem: 73#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 74#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 76#L14 assume !(main_~y~0#1 >= 113383); 77#L16-2 assume !!(main_~y~0#1 > 1); 69#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 70#L16-2 [2024-11-19 14:12:50,309 INFO L747 eck$LassoCheckResult]: Loop: 70#L16-2 assume !!(main_~y~0#1 > 1); 75#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 70#L16-2 [2024-11-19 14:12:50,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,316 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2024-11-19 14:12:50,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:50,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817615489] [2024-11-19 14:12:50,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:50,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:50,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-19 14:12:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:50,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:50,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:50,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 2 times [2024-11-19 14:12:50,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:50,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058606361] [2024-11-19 14:12:50,377 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:12:50,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:50,393 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:12:50,393 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:50,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:50,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:50,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030636, now seen corresponding path program 1 times [2024-11-19 14:12:50,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:50,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973012781] [2024-11-19 14:12:50,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:50,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:50,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:50,449 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:50,450 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:50,450 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:50,450 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:50,450 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:50,450 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,450 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:50,450 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:50,450 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2024-11-19 14:12:50,450 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:50,450 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:50,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:50,516 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:50,516 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:50,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,519 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) [2024-11-19 14:12:50,522 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 [2024-11-19 14:12:50,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:50,523 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:50,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-19 14:12:50,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,561 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) [2024-11-19 14:12:50,563 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:50,563 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:50,567 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 [2024-11-19 14:12:50,602 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:50,608 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 [2024-11-19 14:12:50,609 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:50,609 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:50,609 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:50,609 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:50,609 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:50,609 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,610 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:50,610 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:50,610 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2024-11-19 14:12:50,610 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:50,610 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:50,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:50,682 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:50,683 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:50,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,685 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) [2024-11-19 14:12:50,686 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 [2024-11-19 14:12:50,687 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 [2024-11-19 14:12:50,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:50,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:50,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:50,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:50,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:50,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:50,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:50,702 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:12:50,705 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:12:50,706 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:12:50,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:50,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:50,708 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) [2024-11-19 14:12:50,709 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 [2024-11-19 14:12:50,711 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:12:50,711 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:12:50,711 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:12:50,711 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2024-11-19 14:12:50,722 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 [2024-11-19 14:12:50,724 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:12:50,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:50,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:12:50,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:50,752 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:12:50,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:50,766 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:12:50,766 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states and 12 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-19 14:12:50,781 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states and 12 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 18 transitions. Complement of second has 5 states. [2024-11-19 14:12:50,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:12:50,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-19 14:12:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2024-11-19 14:12:50,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-19 14:12:50,783 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-19 14:12:50,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-19 14:12:50,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:50,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 18 transitions. [2024-11-19 14:12:50,785 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:50,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 18 transitions. [2024-11-19 14:12:50,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-19 14:12:50,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-19 14:12:50,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 18 transitions. [2024-11-19 14:12:50,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:12:50,787 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-19 14:12:50,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 18 transitions. [2024-11-19 14:12:50,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-19 14:12:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:12:50,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2024-11-19 14:12:50,789 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-19 14:12:50,789 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-19 14:12:50,789 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:12:50,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2024-11-19 14:12:50,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-19 14:12:50,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:12:50,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:12:50,790 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1] [2024-11-19 14:12:50,790 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-19 14:12:50,790 INFO L745 eck$LassoCheckResult]: Stem: 138#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 139#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 140#L14 assume !(main_~y~0#1 >= 113383); 141#L16-2 assume !!(main_~y~0#1 > 1); 132#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 133#L16-2 assume !!(main_~y~0#1 > 1); 142#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 136#L16-2 [2024-11-19 14:12:50,790 INFO L747 eck$LassoCheckResult]: Loop: 136#L16-2 assume !!(main_~y~0#1 > 1); 137#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 136#L16-2 [2024-11-19 14:12:50,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:50,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030638, now seen corresponding path program 2 times [2024-11-19 14:12:50,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:50,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313925975] [2024-11-19 14:12:50,790 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:12:50,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:50,805 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:12:50,807 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 14:12:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:51,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:12:51,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313925975] [2024-11-19 14:12:51,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313925975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:12:51,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:12:51,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 14:12:51,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38151764] [2024-11-19 14:12:51,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:12:51,079 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:12:51,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 3 times [2024-11-19 14:12:51,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:51,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619625179] [2024-11-19 14:12:51,080 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:12:51,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:51,085 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:12:51,085 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:51,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:51,110 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:51,112 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:51,112 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:51,112 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:51,112 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:51,112 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,112 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:51,112 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:51,112 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2024-11-19 14:12:51,112 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:51,112 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:51,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:51,174 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:51,174 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:51,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,176 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) [2024-11-19 14:12:51,183 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 [2024-11-19 14:12:51,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:51,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:51,216 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 [2024-11-19 14:12:51,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,218 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) [2024-11-19 14:12:51,219 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 [2024-11-19 14:12:51,220 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:51,220 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:51,264 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:51,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-19 14:12:51,271 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:51,272 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:51,272 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:51,272 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:51,272 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:51,272 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,272 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:51,272 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:51,272 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2024-11-19 14:12:51,272 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:51,272 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:51,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:51,323 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:51,323 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:51,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,328 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) [2024-11-19 14:12:51,330 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 [2024-11-19 14:12:51,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:51,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:51,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:51,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:51,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:51,344 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:12:51,347 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:12:51,347 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:12:51,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,351 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) [2024-11-19 14:12:51,353 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 [2024-11-19 14:12:51,353 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:12:51,353 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:12:51,354 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:12:51,354 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2024-11-19 14:12:51,364 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 [2024-11-19 14:12:51,366 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:12:51,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,391 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:51,402 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:12:51,402 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,414 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 22 transitions. Complement of second has 5 states. [2024-11-19 14:12:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:12:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2024-11-19 14:12:51,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-19 14:12:51,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:51,415 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-19 14:12:51,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,438 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:51,449 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:12:51,449 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,460 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 22 transitions. Complement of second has 5 states. [2024-11-19 14:12:51,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:12:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2024-11-19 14:12:51,462 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-19 14:12:51,462 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:51,462 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-19 14:12:51,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:12:51,485 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:12:51,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:12:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:12:51,500 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:12:51,500 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,512 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 25 transitions. Complement of second has 4 states. [2024-11-19 14:12:51,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:12:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-19 14:12:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2024-11-19 14:12:51,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-19 14:12:51,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:51,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 9 letters. Loop has 2 letters. [2024-11-19 14:12:51,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:51,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-19 14:12:51,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:12:51,514 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 25 transitions. [2024-11-19 14:12:51,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-19 14:12:51,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 15 states and 21 transitions. [2024-11-19 14:12:51,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-19 14:12:51,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-19 14:12:51,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2024-11-19 14:12:51,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:12:51,515 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-19 14:12:51,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2024-11-19 14:12:51,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 7. [2024-11-19 14:12:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) 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) [2024-11-19 14:12:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2024-11-19 14:12:51,518 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-19 14:12:51,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:12:51,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:12:51,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:12:51,521 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-19 14:12:51,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:12:51,533 INFO L93 Difference]: Finished difference Result 10 states and 12 transitions. [2024-11-19 14:12:51,533 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2024-11-19 14:12:51,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-19 14:12:51,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 9 states and 11 transitions. [2024-11-19 14:12:51,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-11-19 14:12:51,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-11-19 14:12:51,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2024-11-19 14:12:51,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:12:51,534 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2024-11-19 14:12:51,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2024-11-19 14:12:51,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-11-19 14:12:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:12:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2024-11-19 14:12:51,535 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2024-11-19 14:12:51,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:12:51,535 INFO L425 stractBuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2024-11-19 14:12:51,536 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-19 14:12:51,536 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2024-11-19 14:12:51,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-19 14:12:51,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:12:51,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:12:51,536 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-19 14:12:51,536 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1] [2024-11-19 14:12:51,536 INFO L745 eck$LassoCheckResult]: Stem: 323#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 324#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 325#L14 assume !(main_~y~0#1 >= 113383); 326#L16-2 assume !!(main_~y~0#1 > 1); 319#L16 [2024-11-19 14:12:51,536 INFO L747 eck$LassoCheckResult]: Loop: 319#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 320#L16-2 assume !!(main_~y~0#1 > 1); 321#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 322#L16-2 assume !!(main_~y~0#1 > 1); 319#L16 [2024-11-19 14:12:51,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,537 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2024-11-19 14:12:51,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:51,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595411500] [2024-11-19 14:12:51,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:51,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:51,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1565113, now seen corresponding path program 1 times [2024-11-19 14:12:51,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:51,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154216073] [2024-11-19 14:12:51,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:12:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,550 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:51,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:51,550 INFO L85 PathProgramCache]: Analyzing trace with hash 183374884, now seen corresponding path program 2 times [2024-11-19 14:12:51,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:51,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943943644] [2024-11-19 14:12:51,551 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:12:51,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:51,556 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:12:51,556 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:51,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:51,561 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:51,603 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:51,603 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:51,604 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:51,604 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:51,604 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:51,604 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,604 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:51,604 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:51,604 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-19 14:12:51,604 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:51,604 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:51,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:51,665 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:51,665 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:51,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,667 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) [2024-11-19 14:12:51,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:51,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:51,672 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 [2024-11-19 14:12:51,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-19 14:12:51,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,704 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) [2024-11-19 14:12:51,704 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 [2024-11-19 14:12:51,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:51,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:51,762 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:51,767 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 [2024-11-19 14:12:51,768 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:51,768 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:51,768 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:51,768 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:51,768 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:51,768 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,768 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:51,768 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:51,768 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-19 14:12:51,768 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:51,768 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:51,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:51,849 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:51,850 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:51,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,852 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) [2024-11-19 14:12:51,853 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 [2024-11-19 14:12:51,854 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 [2024-11-19 14:12:51,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:51,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:51,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:51,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:51,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:51,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-19 14:12:51,879 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-19 14:12:51,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,881 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) [2024-11-19 14:12:51,882 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 [2024-11-19 14:12:51,883 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 [2024-11-19 14:12:51,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:51,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:51,894 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:51,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:51,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:51,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-19 14:12:51,908 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-19 14:12:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,909 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) [2024-11-19 14:12:51,912 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 [2024-11-19 14:12:51,913 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 [2024-11-19 14:12:51,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:51,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:51,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:51,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:51,932 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:51,942 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 [2024-11-19 14:12:51,942 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-19 14:12:51,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,944 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) [2024-11-19 14:12:51,945 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 [2024-11-19 14:12:51,946 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 [2024-11-19 14:12:51,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:51,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,957 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:51,959 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:51,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:51,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:51,973 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 [2024-11-19 14:12:51,974 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-19 14:12:51,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:51,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:51,978 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) [2024-11-19 14:12:51,979 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 [2024-11-19 14:12:51,981 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 [2024-11-19 14:12:51,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:51,991 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:51,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:51,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:51,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:51,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:51,995 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:51,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:52,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:52,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-19 14:12:52,011 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-19 14:12:52,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,013 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) [2024-11-19 14:12:52,014 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 [2024-11-19 14:12:52,015 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 [2024-11-19 14:12:52,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:52,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:12:52,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:52,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:52,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:52,026 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:52,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:52,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:52,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:52,066 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 [2024-11-19 14:12:52,072 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 [2024-11-19 14:12:52,073 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-19 14:12:52,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,082 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) [2024-11-19 14:12:52,085 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 [2024-11-19 14:12:52,086 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 [2024-11-19 14:12:52,087 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 [2024-11-19 14:12:52,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:52,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:52,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:52,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:52,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:52,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:52,103 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:52,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:52,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:52,129 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-19 14:12:52,130 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-19 14:12:52,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,134 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) [2024-11-19 14:12:52,138 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 [2024-11-19 14:12:52,138 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 [2024-11-19 14:12:52,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:52,150 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:52,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:52,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:52,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:52,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:52,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:52,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:52,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:52,171 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 [2024-11-19 14:12:52,171 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-19 14:12:52,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,173 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) [2024-11-19 14:12:52,174 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 [2024-11-19 14:12:52,176 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 [2024-11-19 14:12:52,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:52,188 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:52,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:52,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:52,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:52,188 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:12:52,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:12:52,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:52,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:52,215 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 [2024-11-19 14:12:52,226 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:52,226 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:52,226 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:52,227 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:52,227 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:52,227 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,227 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:52,227 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:52,227 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-19 14:12:52,227 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:52,227 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:52,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:52,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:52,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:52,345 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:52,345 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:52,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,347 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) [2024-11-19 14:12:52,348 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 [2024-11-19 14:12:52,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:52,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:52,396 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 [2024-11-19 14:12:52,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:52,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:52,398 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) [2024-11-19 14:12:52,400 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 [2024-11-19 14:12:52,400 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:52,400 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:53,107 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:53,113 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 [2024-11-19 14:12:53,113 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:53,113 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:53,113 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:53,113 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:53,113 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:53,113 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,113 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:53,113 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:53,113 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-19 14:12:53,114 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:53,114 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:53,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:53,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:53,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:53,220 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:53,220 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:53,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,222 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) [2024-11-19 14:12:53,223 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 [2024-11-19 14:12:53,224 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 [2024-11-19 14:12:53,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:53,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:53,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,236 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,246 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 [2024-11-19 14:12:53,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,247 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) [2024-11-19 14:12:53,248 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 [2024-11-19 14:12:53,249 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 [2024-11-19 14:12:53,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:53,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:53,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,275 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 [2024-11-19 14:12:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,276 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) [2024-11-19 14:12:53,277 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 [2024-11-19 14:12:53,278 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 [2024-11-19 14:12:53,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:53,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:12:53,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:12:53,299 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-19 14:12:53,310 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-19 14:12:53,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,314 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) [2024-11-19 14:12:53,315 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 [2024-11-19 14:12:53,316 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 [2024-11-19 14:12:53,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,326 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:53,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:53,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,341 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) [2024-11-19 14:12:53,343 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 [2024-11-19 14:12:53,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:53,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,355 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:53,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:53,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,367 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) [2024-11-19 14:12:53,369 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 [2024-11-19 14:12:53,369 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 [2024-11-19 14:12:53,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,383 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-19 14:12:53,384 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-19 14:12:53,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,401 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 [2024-11-19 14:12:53,402 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-19 14:12:53,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,403 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) [2024-11-19 14:12:53,404 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 [2024-11-19 14:12:53,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:53,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:53,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,418 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:53,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,431 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) [2024-11-19 14:12:53,432 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 [2024-11-19 14:12:53,433 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 [2024-11-19 14:12:53,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,444 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:53,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,459 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 [2024-11-19 14:12:53,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,463 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) [2024-11-19 14:12:53,465 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 [2024-11-19 14:12:53,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:53,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,482 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:12:53,482 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:12:53,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,504 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 [2024-11-19 14:12:53,504 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-19 14:12:53,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,508 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) [2024-11-19 14:12:53,509 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 [2024-11-19 14:12:53,510 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 [2024-11-19 14:12:53,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,521 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,522 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:53,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,535 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 [2024-11-19 14:12:53,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,540 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) [2024-11-19 14:12:53,544 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 [2024-11-19 14:12:53,545 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 [2024-11-19 14:12:53,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:53,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,569 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 [2024-11-19 14:12:53,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,574 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) [2024-11-19 14:12:53,577 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 [2024-11-19 14:12:53,578 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 [2024-11-19 14:12:53,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:53,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,590 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,600 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-19 14:12:53,601 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-19 14:12:53,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,626 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 [2024-11-19 14:12:53,627 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-19 14:12:53,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,628 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) [2024-11-19 14:12:53,629 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 [2024-11-19 14:12:53,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:53,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,641 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:53,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,642 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:53,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,655 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 [2024-11-19 14:12:53,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,657 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) [2024-11-19 14:12:53,658 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 [2024-11-19 14:12:53,659 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 [2024-11-19 14:12:53,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,669 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:53,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,670 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:53,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-19 14:12:53,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,683 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) [2024-11-19 14:12:53,684 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 [2024-11-19 14:12:53,685 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 [2024-11-19 14:12:53,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,695 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:53,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:53,699 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-19 14:12:53,699 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-19 14:12:53,710 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:53,721 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-19 14:12:53,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,723 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) [2024-11-19 14:12:53,724 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 [2024-11-19 14:12:53,724 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 [2024-11-19 14:12:53,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,735 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:12:53,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,736 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:53,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,750 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 [2024-11-19 14:12:53,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,752 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) [2024-11-19 14:12:53,755 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 [2024-11-19 14:12:53,756 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 [2024-11-19 14:12:53,766 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,766 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:12:53,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,767 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:53,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,780 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 [2024-11-19 14:12:53,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,782 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) [2024-11-19 14:12:53,783 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 [2024-11-19 14:12:53,784 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 [2024-11-19 14:12:53,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:12:53,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:53,800 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:12:53,800 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:12:53,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,830 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 [2024-11-19 14:12:53,830 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-19 14:12:53,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,832 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) [2024-11-19 14:12:53,832 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 [2024-11-19 14:12:53,833 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 [2024-11-19 14:12:53,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:53,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,845 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:53,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,848 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,858 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 [2024-11-19 14:12:53,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,860 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) [2024-11-19 14:12:53,861 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 [2024-11-19 14:12:53,862 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 [2024-11-19 14:12:53,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,873 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:53,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:53,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,874 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:53,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:53,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:53,889 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 [2024-11-19 14:12:53,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:53,892 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) [2024-11-19 14:12:53,896 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 [2024-11-19 14:12:53,897 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 [2024-11-19 14:12:53,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:53,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:53,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:53,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:53,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:53,918 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-19 14:12:53,922 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-19 14:12:54,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,015 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 [2024-11-19 14:12:54,016 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-19 14:12:54,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,017 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) [2024-11-19 14:12:54,018 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 [2024-11-19 14:12:54,019 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 [2024-11-19 14:12:54,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,029 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:54,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:54,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,043 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 [2024-11-19 14:12:54,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,044 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) [2024-11-19 14:12:54,045 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 [2024-11-19 14:12:54,046 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 [2024-11-19 14:12:54,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:54,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:54,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,068 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 [2024-11-19 14:12:54,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,070 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) [2024-11-19 14:12:54,071 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 [2024-11-19 14:12:54,072 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 [2024-11-19 14:12:54,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:54,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,087 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:12:54,087 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:12:54,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,108 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 [2024-11-19 14:12:54,109 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-19 14:12:54,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,110 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) [2024-11-19 14:12:54,111 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 [2024-11-19 14:12:54,113 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 [2024-11-19 14:12:54,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:54,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,128 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:12:54,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:12:54,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,144 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) [2024-11-19 14:12:54,144 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 [2024-11-19 14:12:54,145 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 [2024-11-19 14:12:54,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:54,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,156 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:12:54,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:12:54,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,171 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) [2024-11-19 14:12:54,171 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 [2024-11-19 14:12:54,172 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 [2024-11-19 14:12:54,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:54,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,185 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:12:54,201 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-19 14:12:54,201 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-19 14:12:54,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,238 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 [2024-11-19 14:12:54,238 INFO L366 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2024-11-19 14:12:54,238 INFO L745 eck$LassoCheckResult]: Stem: 323#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 324#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 325#L14 assume !(main_~y~0#1 >= 113383); 326#L16-2 assume !!(main_~y~0#1 > 1); 319#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 320#L16-2 assume !!(main_~y~0#1 > 1); 321#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 322#L16-2 assume !!(main_~y~0#1 > 1); 319#L16 [2024-11-19 14:12:54,238 INFO L747 eck$LassoCheckResult]: Loop: 319#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 320#L16-2 assume !!(main_~y~0#1 > 1); 321#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 322#L16-2 assume !!(main_~y~0#1 > 1); 319#L16 [2024-11-19 14:12:54,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:54,238 INFO L85 PathProgramCache]: Analyzing trace with hash 183374884, now seen corresponding path program 3 times [2024-11-19 14:12:54,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:54,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812988616] [2024-11-19 14:12:54,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:12:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:54,250 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-19 14:12:54,250 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:54,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:54,266 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:54,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:54,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1565113, now seen corresponding path program 2 times [2024-11-19 14:12:54,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:54,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226596043] [2024-11-19 14:12:54,267 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:12:54,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:54,278 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:12:54,282 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:54,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:54,294 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:54,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:12:54,298 INFO L85 PathProgramCache]: Analyzing trace with hash -3593124, now seen corresponding path program 4 times [2024-11-19 14:12:54,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:12:54,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349734702] [2024-11-19 14:12:54,299 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-19 14:12:54,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:12:54,318 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-19 14:12:54,324 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:12:54,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:12:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:12:54,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:12:54,399 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:54,399 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:54,399 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:54,399 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:54,399 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:54,399 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,399 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:54,399 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:54,400 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-19 14:12:54,400 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:54,400 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:54,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:54,453 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:54,453 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:54,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,454 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) [2024-11-19 14:12:54,455 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 [2024-11-19 14:12:54,456 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:54,456 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:54,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,488 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) [2024-11-19 14:12:54,489 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 [2024-11-19 14:12:54,489 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:54,490 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:54,578 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:12:54,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-19 14:12:54,583 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:54,583 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:54,600 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:54,600 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:54,600 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:12:54,600 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,601 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:54,601 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:54,601 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-19 14:12:54,601 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:54,601 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:54,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:54,664 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:54,664 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:12:54,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,667 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) [2024-11-19 14:12:54,668 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 [2024-11-19 14:12:54,669 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 [2024-11-19 14:12:54,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:54,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:12:54,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:12:54,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,682 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,692 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-19 14:12:54,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,694 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) [2024-11-19 14:12:54,694 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 [2024-11-19 14:12:54,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:54,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:54,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,705 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:54,706 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:54,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,720 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-19 14:12:54,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,721 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) [2024-11-19 14:12:54,721 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 [2024-11-19 14:12:54,722 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 [2024-11-19 14:12:54,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:54,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:54,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,737 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,748 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-19 14:12:54,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,749 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) [2024-11-19 14:12:54,750 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 [2024-11-19 14:12:54,750 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 [2024-11-19 14:12:54,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:12:54,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:54,763 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:54,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,777 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 [2024-11-19 14:12:54,777 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-19 14:12:54,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,779 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) [2024-11-19 14:12:54,779 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 [2024-11-19 14:12:54,781 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 [2024-11-19 14:12:54,791 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,791 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:54,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,791 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:12:54,793 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:12:54,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,808 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 [2024-11-19 14:12:54,808 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-19 14:12:54,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,809 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) [2024-11-19 14:12:54,810 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 [2024-11-19 14:12:54,811 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 [2024-11-19 14:12:54,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,821 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:12:54,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,821 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,823 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:54,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-19 14:12:54,840 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-19 14:12:54,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,842 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2024-11-19 14:12:54,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-19 14:12:54,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:12:54,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,854 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:54,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,855 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:12:54,857 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:12:54,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,879 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-19 14:12:54,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,880 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2024-11-19 14:12:54,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-19 14:12:54,882 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 [2024-11-19 14:12:54,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:12:54,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:12:54,894 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:12:54,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:54,908 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-19 14:12:54,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:54,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:54,910 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2024-11-19 14:12:54,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-19 14:12:54,911 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 [2024-11-19 14:12:54,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:12:54,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:12:54,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:12:54,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:12:54,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:12:54,921 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:12:54,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:12:54,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:12:54,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:12:54,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:55,029 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:12:55,029 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:12:55,029 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:12:55,030 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:12:55,030 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:12:55,030 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:55,030 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:12:55,030 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:12:55,030 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-19 14:12:55,030 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:12:55,030 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:12:55,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:55,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:55,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:12:55,164 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:12:55,165 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:12:55,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:55,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:55,166 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2024-11-19 14:12:55,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-19 14:12:55,168 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:55,168 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:55,190 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:12:55,190 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:12:55,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:55,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:55,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:55,203 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2024-11-19 14:12:55,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-19 14:12:55,204 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:55,204 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:55,215 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:12:55,215 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:12:55,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:55,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:55,227 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2024-11-19 14:12:55,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-19 14:12:55,228 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:12:55,228 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:12:55,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-19 14:12:55,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:12:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:12:55,269 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2024-11-19 14:12:55,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-19 14:12:55,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:12:55,271 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:13:01,327 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:13:01,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,335 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:13:01,335 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:13:01,335 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:13:01,335 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:13:01,335 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:13:01,335 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,335 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:13:01,335 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:13:01,335 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-19 14:13:01,335 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:13:01,335 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:13:01,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:01,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:01,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:13:01,554 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:13:01,555 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:13:01,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,559 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2024-11-19 14:13:01,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-19 14:13:01,564 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 [2024-11-19 14:13:01,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:01,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:01,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,590 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2024-11-19 14:13:01,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-19 14:13:01,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:01,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:01,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:01,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:13:01,609 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,624 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2024-11-19 14:13:01,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-19 14:13:01,626 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 [2024-11-19 14:13:01,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:13:01,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:13:01,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,651 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-19 14:13:01,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,653 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2024-11-19 14:13:01,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-19 14:13:01,655 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 [2024-11-19 14:13:01,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:01,665 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:13:01,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,666 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,679 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2024-11-19 14:13:01,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-19 14:13:01,681 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 [2024-11-19 14:13:01,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,691 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:01,695 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-19 14:13:01,695 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-19 14:13:01,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-19 14:13:01,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,717 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2024-11-19 14:13:01,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-19 14:13:01,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:01,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,730 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:01,734 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:13:01,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,745 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-19 14:13:01,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,747 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2024-11-19 14:13:01,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-19 14:13:01,751 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 [2024-11-19 14:13:01,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:01,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:01,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,778 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2024-11-19 14:13:01,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-19 14:13:01,780 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 [2024-11-19 14:13:01,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:01,802 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:13:01,802 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:13:01,824 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,853 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2024-11-19 14:13:01,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-19 14:13:01,854 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 [2024-11-19 14:13:01,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:01,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:01,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,866 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,876 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-19 14:13:01,876 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-19 14:13:01,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,878 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2024-11-19 14:13:01,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-19 14:13:01,879 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 [2024-11-19 14:13:01,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:01,890 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:13:01,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,891 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,903 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2024-11-19 14:13:01,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-19 14:13:01,904 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 [2024-11-19 14:13:01,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,914 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:01,920 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-19 14:13:01,920 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-19 14:13:01,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-19 14:13:01,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,953 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2024-11-19 14:13:01,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-19 14:13:01,956 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 [2024-11-19 14:13:01,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:13:01,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,966 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:01,967 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:13:01,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:01,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:01,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:01,981 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-19 14:13:01,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:01,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:01,986 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2024-11-19 14:13:01,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-19 14:13:01,988 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 [2024-11-19 14:13:01,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:01,997 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:01,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:01,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:01,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:01,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:01,998 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:13:01,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-19 14:13:02,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,011 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2024-11-19 14:13:02,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-19 14:13:02,012 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 [2024-11-19 14:13:02,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,022 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:02,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:02,026 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-19 14:13:02,026 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-19 14:13:02,038 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,051 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2024-11-19 14:13:02,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-19 14:13:02,054 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 [2024-11-19 14:13:02,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,064 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:02,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,064 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-19 14:13:02,065 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-19 14:13:02,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,076 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-19 14:13:02,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,078 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2024-11-19 14:13:02,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-19 14:13:02,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:02,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,089 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:13:02,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,090 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:02,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,093 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,105 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2024-11-19 14:13:02,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-19 14:13:02,108 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 [2024-11-19 14:13:02,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,119 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:13:02,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,119 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,125 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:13:02,125 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:13:02,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-19 14:13:02,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,157 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2024-11-19 14:13:02,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-19 14:13:02,159 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 [2024-11-19 14:13:02,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,170 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-19 14:13:02,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,170 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,171 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:02,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,183 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-19 14:13:02,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,184 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2024-11-19 14:13:02,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-19 14:13:02,186 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 [2024-11-19 14:13:02,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,197 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:02,198 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:13:02,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,213 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2024-11-19 14:13:02,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-19 14:13:02,215 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 [2024-11-19 14:13:02,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,226 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,226 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:02,233 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-19 14:13:02,233 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-19 14:13:02,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,282 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2024-11-19 14:13:02,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-19 14:13:02,305 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 [2024-11-19 14:13:02,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,316 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-19 14:13:02,317 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-19 14:13:02,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,331 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-19 14:13:02,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,332 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2024-11-19 14:13:02,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-19 14:13:02,335 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 [2024-11-19 14:13:02,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,345 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:02,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:02,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,360 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2024-11-19 14:13:02,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-19 14:13:02,362 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 [2024-11-19 14:13:02,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:02,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,379 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-19 14:13:02,379 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-19 14:13:02,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,408 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2024-11-19 14:13:02,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-19 14:13:02,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:13:02,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,421 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-19 14:13:02,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-19 14:13:02,422 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-19 14:13:02,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,424 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-19 14:13:02,437 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-19 14:13:02,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,441 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2024-11-19 14:13:02,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-19 14:13:02,442 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 [2024-11-19 14:13:02,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,453 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,453 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:13:02,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:02,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-11-19 14:13:02,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,469 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2024-11-19 14:13:02,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-19 14:13:02,475 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 [2024-11-19 14:13:02,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,487 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,488 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:13:02,496 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-19 14:13:02,496 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-19 14:13:02,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2024-11-19 14:13:02,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:13:02,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:13:02,534 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2024-11-19 14:13:02,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-19 14:13:02,536 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 [2024-11-19 14:13:02,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-19 14:13:02,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-19 14:13:02,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:13:02,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:13:02,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:13:02,547 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-19 14:13:02,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:13:02,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:13:02,550 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:13:02,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-11-19 14:13:02,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:13:02 BoogieIcfgContainer [2024-11-19 14:13:02,566 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:13:02,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:13:02,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:13:02,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:13:02,568 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:12:49" (3/4) ... [2024-11-19 14:13:02,574 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:13:02,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:13:02,579 INFO L158 Benchmark]: Toolchain (without parser) took 13729.99ms. Allocated memory was 159.4MB in the beginning and 260.0MB in the end (delta: 100.7MB). Free memory was 87.3MB in the beginning and 201.6MB in the end (delta: -114.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:02,579 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:02,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.03ms. Allocated memory is still 159.4MB. Free memory was 87.0MB in the beginning and 75.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-19 14:13:02,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.42ms. Allocated memory is still 159.4MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:13:02,579 INFO L158 Benchmark]: Boogie Preprocessor took 22.84ms. Allocated memory is still 159.4MB. Free memory was 74.4MB in the beginning and 73.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:13:02,580 INFO L158 Benchmark]: RCFGBuilder took 203.40ms. Allocated memory is still 159.4MB. Free memory was 73.1MB in the beginning and 64.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-19 14:13:02,580 INFO L158 Benchmark]: BuchiAutomizer took 13287.47ms. Allocated memory was 159.4MB in the beginning and 260.0MB in the end (delta: 100.7MB). Free memory was 63.7MB in the beginning and 201.6MB in the end (delta: -137.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-19 14:13:02,580 INFO L158 Benchmark]: Witness Printer took 11.31ms. Allocated memory is still 260.0MB. Free memory is still 201.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:13:02,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.03ms. Allocated memory is still 159.4MB. Free memory was 87.0MB in the beginning and 75.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.42ms. Allocated memory is still 159.4MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.84ms. Allocated memory is still 159.4MB. Free memory was 74.4MB in the beginning and 73.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 203.40ms. Allocated memory is still 159.4MB. Free memory was 73.1MB in the beginning and 64.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 13287.47ms. Allocated memory was 159.4MB in the beginning and 260.0MB in the end (delta: 100.7MB). Free memory was 63.7MB in the beginning and 201.6MB in the end (delta: -137.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Witness Printer took 11.31ms. Allocated memory is still 260.0MB. Free memory is still 201.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function y and consists of 4 locations. One deterministic module has affine ranking function y and consists of 3 locations. One nondeterministic module has affine ranking function y and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.2s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 12.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 36 mSDtfsCounter, 44 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div550 bol100 ite100 ukn100 eq125 hnf96 smp30 dnf100 smp100 tf105 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 54ms VariablesStem: 4 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 6.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !(main_~y~0#1 >= 113383);" "assume !!(main_~y~0#1 > 1);" "assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1;" "assume !!(main_~y~0#1 > 1);" "assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !!(main_~y~0#1 > 1);" Loop: "assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1;" "assume !!(main_~y~0#1 > 1);" "assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !!(main_~y~0#1 > 1);" RESULT: Ultimate could not prove your program: unable to determine termination [2024-11-19 14:13:02,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN