./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 3289d67d 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.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:00:55,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:00:55,130 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-17 08:00:55,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:00:55,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:00:55,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:00:55,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:00:55,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:00:55,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:00:55,173 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:00:55,173 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:00:55,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:00:55,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:00:55,175 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:00:55,179 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:00:55,179 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:00:55,179 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:00:55,179 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:00:55,180 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:00:55,180 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:00:55,180 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:00:55,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:00:55,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:00:55,181 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:00:55,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:00:55,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:00:55,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:00:55,182 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:00:55,182 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:00:55,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:00:55,183 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:00:55,183 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:00:55,184 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:00:55,184 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:00:55,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:00:55,185 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:00:55,185 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:00:55,185 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2024-11-17 08:00:55,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:00:55,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:00:55,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:00:55,486 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:00:55,487 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:00:55,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2024-11-17 08:00:56,924 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:00:57,090 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:00:57,091 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2024-11-17 08:00:57,102 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3775428a1/627448b99bf343b0a943f37ded4cc181/FLAGee196b1b2 [2024-11-17 08:00:57,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3775428a1/627448b99bf343b0a943f37ded4cc181 [2024-11-17 08:00:57,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:00:57,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:00:57,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:00:57,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:00:57,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:00:57,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f5f58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57, skipping insertion in model container [2024-11-17 08:00:57,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:00:57,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:00:57,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:00:57,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:00:57,703 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:00:57,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57 WrapperNode [2024-11-17 08:00:57,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:00:57,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:00:57,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:00:57,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:00:57,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,735 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2024-11-17 08:00:57,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:00:57,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:00:57,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:00:57,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:00:57,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,750 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,756 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-17 08:00:57,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,758 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,759 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:00:57,762 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:00:57,762 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:00:57,762 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:00:57,763 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (1/1) ... [2024-11-17 08:00:57,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:57,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:57,793 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) [2024-11-17 08:00:57,796 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 [2024-11-17 08:00:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:00:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:00:57,900 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:00:57,902 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:00:58,001 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-17 08:00:58,002 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:00:58,016 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:00:58,016 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:00:58,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:00:58 BoogieIcfgContainer [2024-11-17 08:00:58,018 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:00:58,019 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:00:58,019 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:00:58,023 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:00:58,024 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:00:58,024 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:00:57" (1/3) ... [2024-11-17 08:00:58,025 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@599062a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:00:58, skipping insertion in model container [2024-11-17 08:00:58,025 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:00:58,026 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:00:57" (2/3) ... [2024-11-17 08:00:58,027 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@599062a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:00:58, skipping insertion in model container [2024-11-17 08:00:58,027 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:00:58,027 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:00:58" (3/3) ... [2024-11-17 08:00:58,029 INFO L332 chiAutomizerObserver]: Analyzing ICFG Collatz_bounded.c [2024-11-17 08:00:58,085 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:00:58,085 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:00:58,085 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:00:58,086 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:00:58,086 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:00:58,086 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:00:58,087 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:00:58,087 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:00:58,091 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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) [2024-11-17 08:00:58,106 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:58,107 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:00:58,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:00:58,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-17 08:00:58,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-17 08:00:58,113 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:00:58,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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) [2024-11-17 08:00:58,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:58,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:00:58,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:00:58,116 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-17 08:00:58,116 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-17 08:00:58,123 INFO L745 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#ULTIMATE.init_returnLabel#1true assume 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; 10#L14-1true assume !(main_~y~0#1 >= 113383); 7#L15true [2024-11-17 08:00:58,124 INFO L747 eck$LassoCheckResult]: Loop: 7#L15true assume true; 8#L15-1true assume !!(main_~y~0#1 > 1); 3#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); 7#L15true [2024-11-17 08:00:58,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:58,132 INFO L85 PathProgramCache]: Analyzing trace with hash 42667, now seen corresponding path program 1 times [2024-11-17 08:00:58,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:58,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443640954] [2024-11-17 08:00:58,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:58,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:58,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:58,250 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 1 times [2024-11-17 08:00:58,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:58,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568799092] [2024-11-17 08:00:58,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:58,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,294 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:58,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:58,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1271099513, now seen corresponding path program 1 times [2024-11-17 08:00:58,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:58,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65655929] [2024-11-17 08:00:58,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:58,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:58,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:58,410 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:00:58,411 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:00:58,411 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:00:58,411 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:00:58,411 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:00:58,412 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,412 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:00:58,412 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:00:58,412 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2024-11-17 08:00:58,412 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:00:58,412 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:00:58,423 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:00:58,567 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:00:58,568 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:00:58,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:58,572 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) [2024-11-17 08:00:58,573 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 [2024-11-17 08:00:58,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:00:58,575 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:00:58,615 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 [2024-11-17 08:00:58,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:58,616 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) [2024-11-17 08:00:58,617 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 [2024-11-17 08:00:58,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:00:58,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:00:58,664 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:00:58,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-17 08:00:58,670 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:00:58,670 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:00:58,670 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:00:58,670 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:00:58,670 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:00:58,670 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,670 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:00:58,670 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:00:58,670 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration1_Loop [2024-11-17 08:00:58,670 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:00:58,671 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:00:58,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:00:58,772 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:00:58,777 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:00:58,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:58,779 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) [2024-11-17 08:00:58,780 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 [2024-11-17 08:00:58,781 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 [2024-11-17 08:00:58,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:00:58,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:00:58,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:00:58,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:00:58,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:00:58,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:00:58,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:00:58,799 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:00:58,805 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-17 08:00:58,806 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-17 08:00:58,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:58,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:58,836 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) [2024-11-17 08:00:58,839 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 [2024-11-17 08:00:58,840 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:00:58,840 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-17 08:00:58,840 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:00:58,841 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 [] [2024-11-17 08:00:58,856 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 [2024-11-17 08:00:58,862 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-17 08:00:58,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:00:58,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:00:58,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:00:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:00:58,920 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:00:58,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:00:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:00:58,991 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 [2024-11-17 08:00:58,994 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:00:59,049 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 29 transitions. Complement of second has 8 states. [2024-11-17 08:00:59,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:00:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:00:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2024-11-17 08:00:59,062 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 3 letters. Loop has 3 letters. [2024-11-17 08:00:59,063 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-17 08:00:59,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 3 letters. Loop has 6 letters. [2024-11-17 08:00:59,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 29 transitions. [2024-11-17 08:00:59,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:59,094 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 12 states and 15 transitions. [2024-11-17 08:00:59,095 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-17 08:00:59,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-17 08:00:59,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2024-11-17 08:00:59,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:00:59,101 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2024-11-17 08:00:59,127 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 [2024-11-17 08:00:59,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2024-11-17 08:00:59,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-17 08:00:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 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) [2024-11-17 08:00:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2024-11-17 08:00:59,164 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2024-11-17 08:00:59,164 INFO L425 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2024-11-17 08:00:59,164 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:00:59,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2024-11-17 08:00:59,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:59,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:00:59,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:00:59,165 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-17 08:00:59,165 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-17 08:00:59,166 INFO L745 eck$LassoCheckResult]: Stem: 82#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 83#ULTIMATE.init_returnLabel#1 assume 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; 84#L14-1 assume !(main_~y~0#1 >= 113383); 88#L15 assume true; 87#L15-1 assume !!(main_~y~0#1 > 1); 78#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; 79#L15 [2024-11-17 08:00:59,166 INFO L747 eck$LassoCheckResult]: Loop: 79#L15 assume true; 85#L15-1 assume !!(main_~y~0#1 > 1); 89#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); 79#L15 [2024-11-17 08:00:59,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:59,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1271099514, now seen corresponding path program 1 times [2024-11-17 08:00:59,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:59,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923419034] [2024-11-17 08:00:59,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:59,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:59,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:59,192 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 2 times [2024-11-17 08:00:59,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:59,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131345712] [2024-11-17 08:00:59,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:59,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:59,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:59,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1401020342, now seen corresponding path program 1 times [2024-11-17 08:00:59,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:59,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516000365] [2024-11-17 08:00:59,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:00:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:00:59,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:00:59,277 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:00:59,277 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:00:59,277 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:00:59,279 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:00:59,279 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:00:59,279 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,280 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:00:59,280 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:00:59,280 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2024-11-17 08:00:59,280 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:00:59,280 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:00:59,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:00:59,357 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:00:59,357 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:00:59,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:59,359 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) [2024-11-17 08:00:59,361 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 [2024-11-17 08:00:59,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:00:59,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:00:59,406 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 [2024-11-17 08:00:59,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:59,408 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) [2024-11-17 08:00:59,409 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 [2024-11-17 08:00:59,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:00:59,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:00:59,456 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:00:59,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-17 08:00:59,460 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:00:59,461 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:00:59,461 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:00:59,461 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:00:59,461 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:00:59,461 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,461 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:00:59,461 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:00:59,461 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration2_Loop [2024-11-17 08:00:59,461 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:00:59,461 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:00:59,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:00:59,535 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:00:59,536 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:00:59,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:59,538 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) [2024-11-17 08:00:59,539 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 [2024-11-17 08:00:59,540 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 [2024-11-17 08:00:59,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:00:59,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:00:59,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:00:59,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:00:59,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:00:59,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:00:59,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:00:59,558 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:00:59,562 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-17 08:00:59,562 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-17 08:00:59,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:00:59,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:59,565 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) [2024-11-17 08:00:59,566 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 [2024-11-17 08:00:59,567 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:00:59,567 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-17 08:00:59,568 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:00:59,568 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 [] [2024-11-17 08:00:59,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-17 08:00:59,585 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-17 08:00:59,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:00:59,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:00:59,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:00:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:00:59,620 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:00:59,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:00:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:00:59,636 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 [2024-11-17 08:00:59,636 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 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) [2024-11-17 08:00:59,653 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 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) Result 18 states and 23 transitions. Complement of second has 7 states. [2024-11-17 08:00:59,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:00:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 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) [2024-11-17 08:00:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2024-11-17 08:00:59,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-17 08:00:59,655 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-17 08:00:59,655 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-17 08:00:59,655 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:00:59,656 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2024-11-17 08:00:59,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:59,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 23 transitions. [2024-11-17 08:00:59,657 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-17 08:00:59,657 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-17 08:00:59,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2024-11-17 08:00:59,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:00:59,658 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-17 08:00:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2024-11-17 08:00:59,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2024-11-17 08:00:59,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 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) [2024-11-17 08:00:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2024-11-17 08:00:59,660 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-17 08:00:59,660 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-17 08:00:59,660 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:00:59,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2024-11-17 08:00:59,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-17 08:00:59,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:00:59,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:00:59,662 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1] [2024-11-17 08:00:59,662 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-17 08:00:59,662 INFO L745 eck$LassoCheckResult]: Stem: 162#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 163#ULTIMATE.init_returnLabel#1 assume 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; 164#L14-1 assume !(main_~y~0#1 >= 113383); 168#L15 assume true; 172#L15-1 assume !!(main_~y~0#1 > 1); 170#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; 169#L15 assume true; 167#L15-1 assume !!(main_~y~0#1 > 1); 158#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; 159#L15 [2024-11-17 08:00:59,662 INFO L747 eck$LassoCheckResult]: Loop: 159#L15 assume true; 165#L15-1 assume !!(main_~y~0#1 > 1); 171#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); 159#L15 [2024-11-17 08:00:59,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:00:59,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1401020341, now seen corresponding path program 2 times [2024-11-17 08:00:59,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:00:59,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545452514] [2024-11-17 08:00:59,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:00:59,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:00:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:00:59,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:00:59,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:00:59,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545452514] [2024-11-17 08:00:59,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545452514] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 08:00:59,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303588309] [2024-11-17 08:00:59,943 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 08:00:59,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 08:00:59,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:00:59,946 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 08:00:59,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-17 08:00:59,975 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 08:00:59,975 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 08:00:59,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-17 08:00:59,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:01:00,080 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 08:01:00,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303588309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:01:00,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 08:01:00,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2024-11-17 08:01:00,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609384255] [2024-11-17 08:01:00,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:01:00,084 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:01:00,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,085 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 3 times [2024-11-17 08:01:00,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:00,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403269168] [2024-11-17 08:01:00,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:00,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,102 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:00,125 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:00,125 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:00,125 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:00,125 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:00,125 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:01:00,125 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,126 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:00,126 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:00,126 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2024-11-17 08:01:00,126 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:00,126 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:00,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:00,188 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:00,188 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:01:00,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,190 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) [2024-11-17 08:01:00,192 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 [2024-11-17 08:01:00,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:00,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:00,235 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 [2024-11-17 08:01:00,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,237 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) [2024-11-17 08:01:00,240 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 [2024-11-17 08:01:00,241 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:01:00,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:00,280 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:01:00,284 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 [2024-11-17 08:01:00,292 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:00,292 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:00,292 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:00,293 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:00,293 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:01:00,293 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,293 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:00,293 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:00,293 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration3_Loop [2024-11-17 08:01:00,293 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:00,293 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:00,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:00,371 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:00,372 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:01:00,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,377 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) [2024-11-17 08:01:00,379 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 [2024-11-17 08:01:00,380 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 [2024-11-17 08:01:00,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:00,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:00,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:00,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:00,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:00,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:00,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:00,396 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:01:00,399 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-17 08:01:00,399 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-17 08:01:00,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,402 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) [2024-11-17 08:01:00,403 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 [2024-11-17 08:01:00,404 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:01:00,404 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-17 08:01:00,404 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:01:00,404 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 [] [2024-11-17 08:01:00,415 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 [2024-11-17 08:01:00,416 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-17 08:01:00,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,454 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:01:00,471 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 [2024-11-17 08:01:00,472 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,489 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 22 states and 29 transitions. Complement of second has 7 states. [2024-11-17 08:01:00,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:01:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2024-11-17 08:01:00,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-17 08:01:00,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:01:00,491 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-17 08:01:00,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,530 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:01:00,553 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 [2024-11-17 08:01:00,553 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,574 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 22 states and 29 transitions. Complement of second has 7 states. [2024-11-17 08:01:00,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:01:00,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2024-11-17 08:01:00,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-17 08:01:00,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:01:00,576 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-17 08:01:00,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:01:00,614 WARN L253 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:01:00,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:01:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:01:00,634 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 [2024-11-17 08:01:00,634 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,653 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 25 states and 33 transitions. Complement of second has 6 states. [2024-11-17 08:01:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:01:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-11-17 08:01:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-17 08:01:00,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-17 08:01:00,655 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:01:00,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 12 letters. Loop has 3 letters. [2024-11-17 08:01:00,656 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:01:00,656 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 9 letters. Loop has 6 letters. [2024-11-17 08:01:00,656 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:01:00,656 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 33 transitions. [2024-11-17 08:01:00,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-17 08:01:00,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 21 states and 27 transitions. [2024-11-17 08:01:00,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-17 08:01:00,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-17 08:01:00,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 27 transitions. [2024-11-17 08:01:00,659 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:01:00,659 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-11-17 08:01:00,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 27 transitions. [2024-11-17 08:01:00,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 9. [2024-11-17 08:01:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 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) [2024-11-17 08:01:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2024-11-17 08:01:00,661 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2024-11-17 08:01:00,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:01:00,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 08:01:00,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-17 08:01:00,664 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 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) [2024-11-17 08:01:00,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:01:00,731 INFO L93 Difference]: Finished difference Result 17 states and 20 transitions. [2024-11-17 08:01:00,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 20 transitions. [2024-11-17 08:01:00,731 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2024-11-17 08:01:00,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 15 states and 18 transitions. [2024-11-17 08:01:00,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-17 08:01:00,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-17 08:01:00,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 18 transitions. [2024-11-17 08:01:00,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:01:00,732 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2024-11-17 08:01:00,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 18 transitions. [2024-11-17 08:01:00,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 10. [2024-11-17 08:01:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 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) [2024-11-17 08:01:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2024-11-17 08:01:00,733 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-11-17 08:01:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 08:01:00,740 INFO L425 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-11-17 08:01:00,740 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-17 08:01:00,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2024-11-17 08:01:00,740 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-17 08:01:00,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:01:00,741 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:01:00,741 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-17 08:01:00,741 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1] [2024-11-17 08:01:00,741 INFO L745 eck$LassoCheckResult]: Stem: 447#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 448#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 449#L14-1 assume !(main_~y~0#1 >= 113383); 452#L15 assume true; 451#L15-1 [2024-11-17 08:01:00,741 INFO L747 eck$LassoCheckResult]: Loop: 451#L15-1 assume !!(main_~y~0#1 > 1); 443#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; 444#L15 assume true; 450#L15-1 assume !!(main_~y~0#1 > 1); 445#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); 446#L15 assume true; 451#L15-1 [2024-11-17 08:01:00,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1322684, now seen corresponding path program 1 times [2024-11-17 08:01:00,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:00,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973571487] [2024-11-17 08:01:00,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:00,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:00,746 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 [2024-11-17 08:01:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:00,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1063187074, now seen corresponding path program 1 times [2024-11-17 08:01:00,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:00,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960076081] [2024-11-17 08:01:00,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:00,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-17 08:01:00,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:00,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:00,782 INFO L85 PathProgramCache]: Analyzing trace with hash -481957635, now seen corresponding path program 2 times [2024-11-17 08:01:00,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:00,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706063295] [2024-11-17 08:01:00,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:00,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:00,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:00,837 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:00,837 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:00,837 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:00,837 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:00,837 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:01:00,837 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,837 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:00,838 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:00,838 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-17 08:01:00,838 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:00,838 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:00,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:00,928 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:00,929 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:01:00,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,931 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) [2024-11-17 08:01:00,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-17 08:01:00,933 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:00,934 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:00,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-17 08:01:00,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:00,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:00,976 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) [2024-11-17 08:01:00,977 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 [2024-11-17 08:01:00,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:01:00,979 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:01,052 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:01:01,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:01,057 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:01,057 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:01,057 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:01,057 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:01,057 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:01:01,057 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,057 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:01,057 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:01,057 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-17 08:01:01,057 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:01,057 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:01,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:01,145 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:01,145 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:01:01,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,147 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) [2024-11-17 08:01:01,148 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 [2024-11-17 08:01:01,150 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 [2024-11-17 08:01:01,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:01,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:01,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:01,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:01,186 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-17 08:01:01,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,188 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) [2024-11-17 08:01:01,190 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 [2024-11-17 08:01:01,191 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 [2024-11-17 08:01:01,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:01,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,204 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:01,207 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:01,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,216 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-17 08:01:01,229 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-17 08:01:01,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,231 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) [2024-11-17 08:01:01,232 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 [2024-11-17 08:01:01,233 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 [2024-11-17 08:01:01,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:01,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,243 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:01,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:01,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,253 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-17 08:01:01,269 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-17 08:01:01,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,271 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) [2024-11-17 08:01:01,273 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 [2024-11-17 08:01:01,274 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 [2024-11-17 08:01:01,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:01,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:01,292 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:01,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,298 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,313 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 [2024-11-17 08:01:01,314 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-17 08:01:01,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,317 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) [2024-11-17 08:01:01,321 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 [2024-11-17 08:01:01,322 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 [2024-11-17 08:01:01,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:01,334 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:01,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,335 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:01,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:01,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-17 08:01:01,358 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-17 08:01:01,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,360 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) [2024-11-17 08:01:01,362 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 [2024-11-17 08:01:01,362 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 [2024-11-17 08:01:01,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:01,372 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:01,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:01,377 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:01,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:01,406 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-17 08:01:01,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,408 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) [2024-11-17 08:01:01,410 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 [2024-11-17 08:01:01,411 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 [2024-11-17 08:01:01,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:01,421 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:01,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,422 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:01,427 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:01,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,461 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 [2024-11-17 08:01:01,461 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-17 08:01:01,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,463 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) [2024-11-17 08:01:01,465 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 [2024-11-17 08:01:01,467 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 [2024-11-17 08:01:01,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:01,481 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:01,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:01,485 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:01,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,504 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 [2024-11-17 08:01:01,505 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-17 08:01:01,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,507 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) [2024-11-17 08:01:01,508 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 [2024-11-17 08:01:01,509 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 [2024-11-17 08:01:01,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:01,522 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:01,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:01,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:01,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:01,523 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:01,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:01,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:01,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:01,551 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 [2024-11-17 08:01:01,558 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:01,558 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:01,558 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:01,558 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:01,558 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:01:01,558 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,558 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:01,558 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:01,559 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-17 08:01:01,559 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:01,559 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:01,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:01,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:01,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:01,645 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:01,645 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:01:01,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,647 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) [2024-11-17 08:01:01,649 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 [2024-11-17 08:01:01,649 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:01,649 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:01,666 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:01:01,666 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: [] [2024-11-17 08:01:01,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-17 08:01:01,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,690 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) [2024-11-17 08:01:01,691 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 [2024-11-17 08:01:01,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:01,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:01,708 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:01:01,708 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: [] [2024-11-17 08:01:01,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:01,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,724 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) [2024-11-17 08:01:01,726 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 [2024-11-17 08:01:01,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:01,727 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:01,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-17 08:01:01,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:01,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:01,774 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) [2024-11-17 08:01:01,775 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 [2024-11-17 08:01:01,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:01:01,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:02,145 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:01:02,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:02,151 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:02,151 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:02,151 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:02,151 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:02,151 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:01:02,151 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,151 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:02,151 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:02,151 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-17 08:01:02,151 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:02,151 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:02,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:02,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:02,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:02,233 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:02,233 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:01:02,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,235 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) [2024-11-17 08:01:02,237 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 [2024-11-17 08:01:02,237 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 [2024-11-17 08:01:02,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:02,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:02,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:01:02,260 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,275 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 [2024-11-17 08:01:02,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,277 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) [2024-11-17 08:01:02,279 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 [2024-11-17 08:01:02,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:01:02,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:02,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:02,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-17 08:01:02,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,312 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) [2024-11-17 08:01:02,313 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 [2024-11-17 08:01:02,314 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 [2024-11-17 08:01:02,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:02,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:02,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,335 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 [2024-11-17 08:01:02,335 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-17 08:01:02,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,336 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) [2024-11-17 08:01:02,337 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 [2024-11-17 08:01:02,338 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 [2024-11-17 08:01:02,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,354 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-17 08:01:02,354 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-17 08:01:02,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-17 08:01:02,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,380 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) [2024-11-17 08:01:02,382 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 [2024-11-17 08:01:02,384 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 [2024-11-17 08:01:02,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,396 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:02,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,398 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:02,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,412 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) [2024-11-17 08:01:02,413 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 [2024-11-17 08:01:02,413 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 [2024-11-17 08:01:02,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,424 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:02,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,436 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 [2024-11-17 08:01:02,436 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-17 08:01:02,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,437 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) [2024-11-17 08:01:02,438 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 [2024-11-17 08:01:02,439 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 [2024-11-17 08:01:02,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,455 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:02,455 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:02,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-17 08:01:02,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,487 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) [2024-11-17 08:01:02,488 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 [2024-11-17 08:01:02,489 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 [2024-11-17 08:01:02,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,502 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,502 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:02,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,504 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-17 08:01:02,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,517 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) [2024-11-17 08:01:02,518 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 [2024-11-17 08:01:02,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:01:02,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:02,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,531 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,545 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 [2024-11-17 08:01:02,545 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-17 08:01:02,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,547 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) [2024-11-17 08:01:02,548 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 [2024-11-17 08:01:02,549 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 [2024-11-17 08:01:02,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,561 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,569 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-17 08:01:02,569 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-17 08:01:02,585 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,599 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 [2024-11-17 08:01:02,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,601 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) [2024-11-17 08:01:02,605 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 [2024-11-17 08:01:02,606 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 [2024-11-17 08:01:02,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,620 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:02,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:02,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,641 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) [2024-11-17 08:01:02,642 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 [2024-11-17 08:01:02,643 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 [2024-11-17 08:01:02,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:02,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,656 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,657 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:02,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,675 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 [2024-11-17 08:01:02,675 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-17 08:01:02,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,677 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) [2024-11-17 08:01:02,678 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 [2024-11-17 08:01:02,679 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 [2024-11-17 08:01:02,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,691 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:02,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,691 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,698 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-17 08:01:02,699 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-17 08:01:02,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,725 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 [2024-11-17 08:01:02,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,726 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) [2024-11-17 08:01:02,727 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 [2024-11-17 08:01:02,728 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 [2024-11-17 08:01:02,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,738 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:02,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,738 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:02,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-17 08:01:02,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,757 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) [2024-11-17 08:01:02,761 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 [2024-11-17 08:01:02,761 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 [2024-11-17 08:01:02,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,773 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:02,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,773 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:02,774 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:02,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-17 08:01:02,785 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-17 08:01:02,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,787 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) [2024-11-17 08:01:02,787 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 [2024-11-17 08:01:02,788 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 [2024-11-17 08:01:02,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,798 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:02,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,798 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,805 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:02,805 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:02,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-17 08:01:02,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,840 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) [2024-11-17 08:01:02,840 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 [2024-11-17 08:01:02,842 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 [2024-11-17 08:01:02,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,852 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:02,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:02,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,866 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 [2024-11-17 08:01:02,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,868 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) [2024-11-17 08:01:02,869 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 [2024-11-17 08:01:02,870 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 [2024-11-17 08:01:02,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,880 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:02,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:02,881 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:02,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,893 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 [2024-11-17 08:01:02,894 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-17 08:01:02,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,895 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) [2024-11-17 08:01:02,896 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 [2024-11-17 08:01:02,897 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 [2024-11-17 08:01:02,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,907 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:02,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,907 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,914 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-17 08:01:02,914 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-17 08:01:02,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,953 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 [2024-11-17 08:01:02,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,954 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) [2024-11-17 08:01:02,955 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 [2024-11-17 08:01:02,956 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 [2024-11-17 08:01:02,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:02,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,968 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:02,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:02,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:02,984 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 [2024-11-17 08:01:02,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:02,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:02,985 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) [2024-11-17 08:01:02,986 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 [2024-11-17 08:01:02,987 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 [2024-11-17 08:01:02,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:02,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:02,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:02,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:02,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:02,998 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:02,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:02,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,001 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,012 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 [2024-11-17 08:01:03,012 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-17 08:01:03,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,013 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) [2024-11-17 08:01:03,014 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 [2024-11-17 08:01:03,015 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 [2024-11-17 08:01:03,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:03,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:03,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:03,059 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-17 08:01:03,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,078 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) [2024-11-17 08:01:03,079 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 [2024-11-17 08:01:03,080 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 [2024-11-17 08:01:03,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:03,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:03,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-17 08:01:03,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,116 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) [2024-11-17 08:01:03,117 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 [2024-11-17 08:01:03,118 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 [2024-11-17 08:01:03,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,131 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:03,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,132 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:03,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,134 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,148 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 [2024-11-17 08:01:03,148 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-17 08:01:03,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,150 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) [2024-11-17 08:01:03,151 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 [2024-11-17 08:01:03,152 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 [2024-11-17 08:01:03,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,162 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:03,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,163 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:03,171 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-17 08:01:03,171 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-17 08:01:03,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-17 08:01:03,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,213 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) [2024-11-17 08:01:03,213 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 [2024-11-17 08:01:03,214 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 [2024-11-17 08:01:03,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,224 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:03,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,224 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:03,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:03,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,241 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 [2024-11-17 08:01:03,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,244 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) [2024-11-17 08:01:03,245 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 [2024-11-17 08:01:03,246 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 [2024-11-17 08:01:03,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,259 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:03,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,259 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:03,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:03,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-17 08:01:03,276 INFO L366 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2024-11-17 08:01:03,276 INFO L745 eck$LassoCheckResult]: Stem: 447#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 448#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 449#L14-1 assume !(main_~y~0#1 >= 113383); 452#L15 assume true; 451#L15-1 assume !!(main_~y~0#1 > 1); 443#L16 assume !(0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));main_~y~0#1 := 1 + 3 * main_~y~0#1; 444#L15 assume true; 450#L15-1 assume !!(main_~y~0#1 > 1); 445#L16 assume 0 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 446#L15 assume true; 451#L15-1 [2024-11-17 08:01:03,276 INFO L747 eck$LassoCheckResult]: Loop: 451#L15-1 assume !!(main_~y~0#1 > 1); 443#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; 444#L15 assume true; 450#L15-1 assume !!(main_~y~0#1 > 1); 445#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); 446#L15 assume true; 451#L15-1 [2024-11-17 08:01:03,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:03,276 INFO L85 PathProgramCache]: Analyzing trace with hash -481957635, now seen corresponding path program 3 times [2024-11-17 08:01:03,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:03,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482338706] [2024-11-17 08:01:03,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:03,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:03,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:03,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1063187074, now seen corresponding path program 2 times [2024-11-17 08:01:03,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:03,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554363609] [2024-11-17 08:01:03,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:03,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:03,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:01:03,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1824969090, now seen corresponding path program 4 times [2024-11-17 08:01:03,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:01:03,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972617947] [2024-11-17 08:01:03,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:01:03,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:01:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:01:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:01:03,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:01:03,380 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:03,380 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:03,380 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:03,380 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:03,380 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:01:03,380 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,380 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:03,380 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:03,380 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-17 08:01:03,380 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:03,381 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:03,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:03,441 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:03,441 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:01:03,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,442 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) [2024-11-17 08:01:03,444 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 [2024-11-17 08:01:03,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:03,445 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:03,474 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 [2024-11-17 08:01:03,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,475 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) [2024-11-17 08:01:03,476 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 [2024-11-17 08:01:03,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:01:03,477 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:03,521 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:01:03,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-17 08:01:03,525 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:03,525 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:03,525 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:03,525 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:03,525 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:01:03,525 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,525 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:03,525 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:03,525 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Loop [2024-11-17 08:01:03,525 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:03,525 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:03,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:03,597 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:03,597 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:01:03,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,599 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) [2024-11-17 08:01:03,600 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 [2024-11-17 08:01:03,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:01:03,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:03,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:03,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:03,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,614 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,623 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 [2024-11-17 08:01:03,624 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-17 08:01:03,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,625 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) [2024-11-17 08:01:03,626 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 [2024-11-17 08:01:03,626 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 [2024-11-17 08:01:03,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:03,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,636 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:03,638 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:03,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-17 08:01:03,651 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-17 08:01:03,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,652 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) [2024-11-17 08:01:03,653 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 [2024-11-17 08:01:03,653 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 [2024-11-17 08:01:03,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:03,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:03,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,682 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 [2024-11-17 08:01:03,682 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-17 08:01:03,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,684 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) [2024-11-17 08:01:03,684 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 [2024-11-17 08:01:03,685 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 [2024-11-17 08:01:03,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:03,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:03,697 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:03,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-17 08:01:03,711 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-17 08:01:03,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,713 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) [2024-11-17 08:01:03,714 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 [2024-11-17 08:01:03,714 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 [2024-11-17 08:01:03,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:03,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,724 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:03,726 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:03,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-17 08:01:03,743 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-17 08:01:03,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,744 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) [2024-11-17 08:01:03,745 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 [2024-11-17 08:01:03,746 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 [2024-11-17 08:01:03,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,755 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:03,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:03,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-17 08:01:03,776 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-17 08:01:03,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,777 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) [2024-11-17 08:01:03,779 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 [2024-11-17 08:01:03,779 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 [2024-11-17 08:01:03,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,790 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:03,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:03,793 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:03,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,817 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-17 08:01:03,817 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-17 08:01:03,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,818 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) [2024-11-17 08:01:03,819 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 [2024-11-17 08:01:03,820 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 [2024-11-17 08:01:03,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:03,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,830 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:03,832 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:03,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,853 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 [2024-11-17 08:01:03,854 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-17 08:01:03,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:03,855 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) [2024-11-17 08:01:03,857 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 [2024-11-17 08:01:03,858 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 [2024-11-17 08:01:03,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:03,871 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:03,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:03,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:03,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:03,872 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:03,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:03,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:03,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:03,899 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 [2024-11-17 08:01:03,953 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:03,953 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:03,953 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:03,953 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:03,954 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:01:03,954 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:03,954 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:03,954 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:03,954 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-17 08:01:03,954 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:03,954 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:03,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:03,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:03,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:04,068 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:04,068 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:01:04,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,070 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) [2024-11-17 08:01:04,071 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 [2024-11-17 08:01:04,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:01:04,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:04,124 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-17 08:01:04,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,125 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) [2024-11-17 08:01:04,126 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 [2024-11-17 08:01:04,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:01:04,127 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:01:04,603 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:01:04,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-17 08:01:04,609 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:01:04,609 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:01:04,609 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:01:04,609 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:01:04,609 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:01:04,609 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,609 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:01:04,609 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:01:04,609 INFO L132 ssoRankerPreferences]: Filename of dumped script: Collatz_bounded.c_Iteration4_Lasso [2024-11-17 08:01:04,609 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:01:04,610 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:01:04,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:04,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:04,623 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:01:04,730 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:01:04,730 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:01:04,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,732 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) [2024-11-17 08:01:04,733 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 [2024-11-17 08:01:04,734 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 [2024-11-17 08:01:04,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:04,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:04,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:01:04,758 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-17 08:01:04,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,770 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) [2024-11-17 08:01:04,770 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 [2024-11-17 08:01:04,771 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 [2024-11-17 08:01:04,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:04,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:04,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-17 08:01:04,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,794 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) [2024-11-17 08:01:04,794 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 [2024-11-17 08:01:04,795 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 [2024-11-17 08:01:04,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:01:04,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:01:04,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,816 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 [2024-11-17 08:01:04,816 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-17 08:01:04,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,818 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) [2024-11-17 08:01:04,818 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 [2024-11-17 08:01:04,819 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 [2024-11-17 08:01:04,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:04,833 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-17 08:01:04,833 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-17 08:01:04,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,853 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 [2024-11-17 08:01:04,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,854 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) [2024-11-17 08:01:04,855 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 [2024-11-17 08:01:04,855 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 [2024-11-17 08:01:04,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,866 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:04,866 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:04,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-17 08:01:04,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,879 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) [2024-11-17 08:01:04,880 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 [2024-11-17 08:01:04,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:01:04,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,891 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:04,891 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:04,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-17 08:01:04,903 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-17 08:01:04,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,904 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) [2024-11-17 08:01:04,904 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 [2024-11-17 08:01:04,905 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 [2024-11-17 08:01:04,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:04,921 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:04,922 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:04,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-17 08:01:04,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,947 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) [2024-11-17 08:01:04,948 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 [2024-11-17 08:01:04,948 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 [2024-11-17 08:01:04,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:04,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:04,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,962 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:04,976 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 [2024-11-17 08:01:04,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:04,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:04,978 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) [2024-11-17 08:01:04,980 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 [2024-11-17 08:01:04,980 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 [2024-11-17 08:01:04,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:04,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:04,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:04,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:04,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:04,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:04,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:04,998 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-17 08:01:05,013 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-17 08:01:05,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,014 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) [2024-11-17 08:01:05,015 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 [2024-11-17 08:01:05,016 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 [2024-11-17 08:01:05,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:05,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,027 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,035 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-17 08:01:05,035 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-17 08:01:05,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:05,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,074 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) [2024-11-17 08:01:05,078 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 [2024-11-17 08:01:05,080 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 [2024-11-17 08:01:05,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:05,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,093 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,093 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:05,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,110 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 [2024-11-17 08:01:05,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,112 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) [2024-11-17 08:01:05,127 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 [2024-11-17 08:01:05,130 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 [2024-11-17 08:01:05,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:01:05,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,144 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,144 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:05,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:05,159 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-17 08:01:05,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,161 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) [2024-11-17 08:01:05,162 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 [2024-11-17 08:01:05,163 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 [2024-11-17 08:01:05,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,176 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:05,182 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-17 08:01:05,182 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-17 08:01:05,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,210 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 [2024-11-17 08:01:05,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,213 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) [2024-11-17 08:01:05,214 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 [2024-11-17 08:01:05,215 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 [2024-11-17 08:01:05,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,228 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,228 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:05,228 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:05,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,246 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 [2024-11-17 08:01:05,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,248 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) [2024-11-17 08:01:05,249 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 [2024-11-17 08:01:05,250 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 [2024-11-17 08:01:05,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,262 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,263 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:01:05,263 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:01:05,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-17 08:01:05,279 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-17 08:01:05,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,281 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) [2024-11-17 08:01:05,282 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 [2024-11-17 08:01:05,283 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 [2024-11-17 08:01:05,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,296 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:05,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,297 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,304 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:05,304 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:05,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:05,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,346 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) [2024-11-17 08:01:05,348 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 [2024-11-17 08:01:05,349 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 [2024-11-17 08:01:05,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,361 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:05,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:05,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,379 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 [2024-11-17 08:01:05,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,380 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) [2024-11-17 08:01:05,381 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 [2024-11-17 08:01:05,382 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 [2024-11-17 08:01:05,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,391 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:01:05,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:05,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,394 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-17 08:01:05,405 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-17 08:01:05,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,406 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) [2024-11-17 08:01:05,407 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 [2024-11-17 08:01:05,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:01:05,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,418 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,418 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,426 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-17 08:01:05,426 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-17 08:01:05,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,475 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 [2024-11-17 08:01:05,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,476 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) [2024-11-17 08:01:05,477 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 [2024-11-17 08:01:05,478 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 [2024-11-17 08:01:05,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,488 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,489 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:05,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-17 08:01:05,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,503 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) [2024-11-17 08:01:05,504 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 [2024-11-17 08:01:05,504 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 [2024-11-17 08:01:05,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,515 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,515 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:01:05,516 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:01:05,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,520 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-11-17 08:01:05,533 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-17 08:01:05,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,534 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) [2024-11-17 08:01:05,535 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 [2024-11-17 08:01:05,535 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 [2024-11-17 08:01:05,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,553 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:01:05,553 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:01:05,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-17 08:01:05,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,588 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) [2024-11-17 08:01:05,590 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 [2024-11-17 08:01:05,591 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 [2024-11-17 08:01:05,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,604 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:05,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,608 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,622 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 [2024-11-17 08:01:05,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,624 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) [2024-11-17 08:01:05,626 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 [2024-11-17 08:01:05,626 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 [2024-11-17 08:01:05,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:01:05,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,639 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:01:05,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:01:05,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,642 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,656 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 [2024-11-17 08:01:05,656 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-17 08:01:05,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,658 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) [2024-11-17 08:01:05,659 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 [2024-11-17 08:01:05,660 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 [2024-11-17 08:01:05,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,673 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,674 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:05,687 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-17 08:01:05,687 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-17 08:01:05,726 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,740 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 [2024-11-17 08:01:05,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,742 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) [2024-11-17 08:01:05,745 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 [2024-11-17 08:01:05,749 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 [2024-11-17 08:01:05,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:05,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:05,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,764 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:05,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:01:05,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:01:05,780 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2024-11-17 08:01:05,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-17 08:01:05,782 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 [2024-11-17 08:01:05,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:01:05,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:01:05,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:01:05,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:01:05,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:01:05,795 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:01:05,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:01:05,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:01:05,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:01:05,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-11-17 08:01:05,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:01:05 BoogieIcfgContainer [2024-11-17 08:01:05,822 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:01:05,824 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:01:05,824 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:01:05,824 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:01:05,824 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:00:58" (3/4) ... [2024-11-17 08:01:05,826 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-17 08:01:05,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:01:05,828 INFO L158 Benchmark]: Toolchain (without parser) took 8329.48ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 115.9MB in the beginning and 128.3MB in the end (delta: -12.4MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,829 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 172.0MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:01:05,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.32ms. Allocated memory is still 172.0MB. Free memory was 115.9MB in the beginning and 104.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.72ms. Allocated memory is still 172.0MB. Free memory was 104.6MB in the beginning and 103.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,829 INFO L158 Benchmark]: Boogie Preprocessor took 24.15ms. Allocated memory is still 172.0MB. Free memory was 103.3MB in the beginning and 102.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,829 INFO L158 Benchmark]: IcfgBuilder took 256.29ms. Allocated memory is still 172.0MB. Free memory was 102.0MB in the beginning and 92.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,830 INFO L158 Benchmark]: BuchiAutomizer took 7803.69ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 92.8MB in the beginning and 129.3MB in the end (delta: -36.6MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2024-11-17 08:01:05,830 INFO L158 Benchmark]: Witness Printer took 3.82ms. Allocated memory is still 211.8MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:01:05,831 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 172.0MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.32ms. Allocated memory is still 172.0MB. Free memory was 115.9MB in the beginning and 104.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.72ms. Allocated memory is still 172.0MB. Free memory was 104.6MB in the beginning and 103.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.15ms. Allocated memory is still 172.0MB. Free memory was 103.3MB in the beginning and 102.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 256.29ms. Allocated memory is still 172.0MB. Free memory was 102.0MB in the beginning and 92.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7803.69ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 92.8MB in the beginning and 129.3MB in the end (delta: -36.6MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * Witness Printer took 3.82ms. Allocated memory is still 211.8MB. Free memory is still 128.3MB. 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 5 locations. One deterministic module has affine ranking function y and consists of 4 locations. One nondeterministic module has affine ranking function y and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 7.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 17 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, 43 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 45 mSDtfsCounter, 49 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 div547 bol100 ite100 ukn100 eq126 hnf96 smp30 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 69ms VariablesStem: 4 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s 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 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 true;" "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 true;" "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 true;" Loop: "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 true;" "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 true;" RESULT: Ultimate could not prove your program: unable to determine termination [2024-11-17 08:01:05,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-17 08:01:06,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- 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