./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/NO_23.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f 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-restricted-15/NO_23.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 fcb42c45d403119d826fb85259664d72fd3e2539ab650f03e49f091b9d2438bf --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 22:34:32,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 22:34:32,488 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-10 22:34:32,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 22:34:32,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 22:34:32,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 22:34:32,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 22:34:32,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 22:34:32,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 22:34:32,514 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 22:34:32,514 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 22:34:32,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 22:34:32,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 22:34:32,515 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 22:34:32,516 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 22:34:32,516 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 22:34:32,516 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 22:34:32,517 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 22:34:32,517 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 22:34:32,517 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 22:34:32,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 22:34:32,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 22:34:32,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 22:34:32,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 22:34:32,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 22:34:32,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 22:34:32,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 22:34:32,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 22:34:32,520 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 22:34:32,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 22:34:32,521 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 22:34:32,521 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 22:34:32,522 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 22:34:32,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 22:34:32,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 22:34:32,522 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 22:34:32,523 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 22:34:32,523 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcb42c45d403119d826fb85259664d72fd3e2539ab650f03e49f091b9d2438bf [2024-11-10 22:34:32,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 22:34:32,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 22:34:32,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 22:34:32,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 22:34:32,832 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 22:34:32,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/NO_23.c [2024-11-10 22:34:34,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 22:34:34,362 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 22:34:34,363 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/NO_23.c [2024-11-10 22:34:34,369 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3115ebc83/30b88fc54c78411a905da4e4be5c06a0/FLAG409038c1c [2024-11-10 22:34:34,381 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3115ebc83/30b88fc54c78411a905da4e4be5c06a0 [2024-11-10 22:34:34,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 22:34:34,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 22:34:34,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 22:34:34,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 22:34:34,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 22:34:34,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16bd3c1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34, skipping insertion in model container [2024-11-10 22:34:34,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,409 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 22:34:34,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 22:34:34,566 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 22:34:34,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 22:34:34,587 INFO L204 MainTranslator]: Completed translation [2024-11-10 22:34:34,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34 WrapperNode [2024-11-10 22:34:34,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 22:34:34,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 22:34:34,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 22:34:34,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 22:34:34,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,612 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-11-10 22:34:34,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 22:34:34,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 22:34:34,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 22:34:34,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 22:34:34,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,622 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,626 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 22:34:34,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 22:34:34,631 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 22:34:34,631 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 22:34:34,631 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 22:34:34,632 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (1/1) ... [2024-11-10 22:34:34,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:34,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:34,670 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) [2024-11-10 22:34:34,675 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 [2024-11-10 22:34:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 22:34:34,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 22:34:34,791 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 22:34:34,793 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 22:34:34,843 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-10 22:34:34,844 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 22:34:34,858 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 22:34:34,862 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 22:34:34,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:34:34 BoogieIcfgContainer [2024-11-10 22:34:34,866 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 22:34:34,867 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 22:34:34,867 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 22:34:34,872 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 22:34:34,873 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:34:34,873 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 10:34:34" (1/3) ... [2024-11-10 22:34:34,874 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4087ce27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:34:34, skipping insertion in model container [2024-11-10 22:34:34,874 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:34:34,874 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:34" (2/3) ... [2024-11-10 22:34:34,875 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4087ce27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:34:34, skipping insertion in model container [2024-11-10 22:34:34,875 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 22:34:34,875 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:34:34" (3/3) ... [2024-11-10 22:34:34,876 INFO L332 chiAutomizerObserver]: Analyzing ICFG NO_23.c [2024-11-10 22:34:35,034 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 22:34:35,041 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 22:34:35,041 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 22:34:35,041 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 22:34:35,042 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 22:34:35,042 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 22:34:35,042 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 22:34:35,042 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 22:34:35,046 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) 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) [2024-11-10 22:34:35,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:35,063 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:34:35,063 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:34:35,068 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 22:34:35,068 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-10 22:34:35,069 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 22:34:35,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) 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) [2024-11-10 22:34:35,071 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:35,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:34:35,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:34:35,072 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 22:34:35,072 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-10 22:34:35,079 INFO L745 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~i~0#1;havoc main_~i~0#1;main_~i~0#1 := 0; 2#L9true [2024-11-10 22:34:35,080 INFO L747 eck$LassoCheckResult]: Loop: 2#L9true assume true; 6#L9-1true assume !!(main_~i~0#1 < 100); 7#L10true assume main_~i~0#1 < 50;main_~i~0#1 := 51; 2#L9true [2024-11-10 22:34:35,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:35,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1280, now seen corresponding path program 1 times [2024-11-10 22:34:35,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:35,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412677436] [2024-11-10 22:34:35,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:35,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:35,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:35,190 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 1 times [2024-11-10 22:34:35,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:35,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972384432] [2024-11-10 22:34:35,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,210 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:35,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:35,211 INFO L85 PathProgramCache]: Analyzing trace with hash 38139396, now seen corresponding path program 1 times [2024-11-10 22:34:35,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:35,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086580731] [2024-11-10 22:34:35,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:35,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:35,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:35,299 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:35,301 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:35,301 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:35,301 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:35,301 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-10 22:34:35,302 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,302 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:35,302 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:35,302 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration1_Loop [2024-11-10 22:34:35,302 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:35,303 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:35,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,391 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:35,392 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-10 22:34:35,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,395 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) [2024-11-10 22:34:35,397 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 [2024-11-10 22:34:35,400 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:35,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:35,427 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 22:34:35,428 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 22:34:35,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-10 22:34:35,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,440 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) [2024-11-10 22:34:35,441 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 [2024-11-10 22:34:35,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:35,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:35,460 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 22:34:35,460 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 22:34:35,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-10 22:34:35,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,473 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) [2024-11-10 22:34:35,474 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 [2024-11-10 22:34:35,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:35,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:35,504 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 [2024-11-10 22:34:35,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,506 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) [2024-11-10 22:34:35,507 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 [2024-11-10 22:34:35,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-10 22:34:35,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:35,558 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-10 22:34:35,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:35,565 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:35,565 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:35,566 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:35,566 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:35,566 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 22:34:35,566 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,566 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:35,566 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:35,566 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration1_Loop [2024-11-10 22:34:35,566 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:35,566 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:35,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:35,628 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:35,633 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 22:34:35,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,636 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) [2024-11-10 22:34:35,637 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 [2024-11-10 22:34:35,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:35,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:35,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:35,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:35,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:35,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:35,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:35,664 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:35,678 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 [2024-11-10 22:34:35,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,682 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) [2024-11-10 22:34:35,683 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 [2024-11-10 22:34:35,685 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 [2024-11-10 22:34:35,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:35,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:35,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:35,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:35,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:35,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:35,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:35,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-10 22:34:35,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,724 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) [2024-11-10 22:34:35,725 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 [2024-11-10 22:34:35,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:35,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:35,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:35,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:35,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:35,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:35,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:34:35,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:35,740 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-10 22:34:35,745 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-10 22:34:35,745 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-10 22:34:35,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:35,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:35,769 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) [2024-11-10 22:34:35,770 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 [2024-11-10 22:34:35,771 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-10 22:34:35,771 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-10 22:34:35,772 INFO L474 LassoAnalysis]: Proved termination. [2024-11-10 22:34:35,772 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 50 Supporting invariants [] [2024-11-10 22:34:35,787 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-10 22:34:35,794 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-10 22:34:35,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:35,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 22:34:35,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:35,841 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 22:34:35,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:35,888 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-10 22:34:35,892 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) 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) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:34:35,929 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) 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). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 25 transitions. Complement of second has 6 states. [2024-11-10 22:34:35,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:34:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:34:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-10 22:34:35,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 2 letters. Loop has 3 letters. [2024-11-10 22:34:35,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:35,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 3 letters. [2024-11-10 22:34:35,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:35,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-10 22:34:35,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:35,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2024-11-10 22:34:35,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:35,941 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 11 states and 14 transitions. [2024-11-10 22:34:35,942 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-10 22:34:35,942 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-10 22:34:35,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2024-11-10 22:34:35,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-10 22:34:35,943 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-10 22:34:35,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2024-11-10 22:34:35,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-10 22:34:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2024-11-10 22:34:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2024-11-10 22:34:35,963 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-10 22:34:35,964 INFO L425 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-10 22:34:35,964 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 22:34:35,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2024-11-10 22:34:35,964 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:35,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:34:35,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:34:35,965 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-10 22:34:35,965 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-10 22:34:35,965 INFO L745 eck$LassoCheckResult]: Stem: 71#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 72#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~i~0#1;havoc main_~i~0#1;main_~i~0#1 := 0; 75#L9 assume true; 70#L9-1 assume !!(main_~i~0#1 < 100); 73#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 66#L9 [2024-11-10 22:34:35,965 INFO L747 eck$LassoCheckResult]: Loop: 66#L9 assume true; 67#L9-1 assume !!(main_~i~0#1 < 100); 76#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 66#L9 [2024-11-10 22:34:35,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:35,966 INFO L85 PathProgramCache]: Analyzing trace with hash 38139397, now seen corresponding path program 1 times [2024-11-10 22:34:35,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:35,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772131209] [2024-11-10 22:34:35,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:35,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:36,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 22:34:36,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772131209] [2024-11-10 22:34:36,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772131209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 22:34:36,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 22:34:36,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 22:34:36,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604668713] [2024-11-10 22:34:36,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 22:34:36,009 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-10 22:34:36,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,009 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 2 times [2024-11-10 22:34:36,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:36,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831375677] [2024-11-10 22:34:36,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:36,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:36,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:36,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:36,041 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:36,042 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:36,042 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:36,042 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:36,042 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-10 22:34:36,042 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,043 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:36,043 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:36,043 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration2_Loop [2024-11-10 22:34:36,043 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:36,043 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:36,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,091 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:36,092 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-10 22:34:36,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,094 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 22:34:36,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-10 22:34:36,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:36,098 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,121 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 22:34:36,122 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 22:34:36,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-10 22:34:36,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,141 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) [2024-11-10 22:34:36,142 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 [2024-11-10 22:34:36,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:36,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,162 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 22:34:36,162 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 22:34:36,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:36,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,177 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) [2024-11-10 22:34:36,177 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 [2024-11-10 22:34:36,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:36,178 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-10 22:34:36,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,209 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) [2024-11-10 22:34:36,209 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 [2024-11-10 22:34:36,210 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-10 22:34:36,210 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,262 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-10 22:34:36,267 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 [2024-11-10 22:34:36,267 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:36,267 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:36,267 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:36,268 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:36,268 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 22:34:36,268 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,268 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:36,268 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:36,268 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration2_Loop [2024-11-10 22:34:36,268 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:36,268 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:36,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,311 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:36,312 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 22:34:36,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,314 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) [2024-11-10 22:34:36,316 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 [2024-11-10 22:34:36,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:36,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:36,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:36,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:36,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:36,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:36,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:36,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:36,351 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 [2024-11-10 22:34:36,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,353 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) [2024-11-10 22:34:36,355 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 [2024-11-10 22:34:36,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:36,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:36,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:36,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:36,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:36,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:36,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:36,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:36,394 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 [2024-11-10 22:34:36,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,396 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) [2024-11-10 22:34:36,399 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 [2024-11-10 22:34:36,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:36,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:36,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:36,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:36,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:36,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:36,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:34:36,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:36,418 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-10 22:34:36,421 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-10 22:34:36,422 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-10 22:34:36,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,424 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) [2024-11-10 22:34:36,428 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 [2024-11-10 22:34:36,428 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-10 22:34:36,429 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-10 22:34:36,429 INFO L474 LassoAnalysis]: Proved termination. [2024-11-10 22:34:36,429 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 50 Supporting invariants [] [2024-11-10 22:34:36,443 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-10 22:34:36,445 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-10 22:34:36,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 22:34:36,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,487 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 22:34:36,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:36,493 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-10 22:34:36,493 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:34:36,503 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 22 transitions. Complement of second has 5 states. [2024-11-10 22:34:36,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:34:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:34:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2024-11-10 22:34:36,505 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 3 letters. [2024-11-10 22:34:36,506 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:36,506 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 8 letters. Loop has 3 letters. [2024-11-10 22:34:36,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:36,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 6 letters. [2024-11-10 22:34:36,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:36,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2024-11-10 22:34:36,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:36,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 22 transitions. [2024-11-10 22:34:36,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-10 22:34:36,510 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-10 22:34:36,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2024-11-10 22:34:36,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-10 22:34:36,511 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-11-10 22:34:36,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2024-11-10 22:34:36,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-10 22:34:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 states have internal predecessors, (22), 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) [2024-11-10 22:34:36,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2024-11-10 22:34:36,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-11-10 22:34:36,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 22:34:36,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 22:34:36,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 22:34:36,521 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 22:34:36,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 22:34:36,532 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2024-11-10 22:34:36,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 25 transitions. [2024-11-10 22:34:36,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:36,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 19 states and 23 transitions. [2024-11-10 22:34:36,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-10 22:34:36,535 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-10 22:34:36,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2024-11-10 22:34:36,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-10 22:34:36,535 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-10 22:34:36,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2024-11-10 22:34:36,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-11-10 22:34:36,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 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) [2024-11-10 22:34:36,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-11-10 22:34:36,540 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-11-10 22:34:36,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 22:34:36,541 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-11-10 22:34:36,542 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-10 22:34:36,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2024-11-10 22:34:36,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-10 22:34:36,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:34:36,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:34:36,544 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1] [2024-11-10 22:34:36,544 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-10 22:34:36,545 INFO L745 eck$LassoCheckResult]: Stem: 179#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 180#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~i~0#1;havoc main_~i~0#1;main_~i~0#1 := 0; 183#L9 assume true; 178#L9-1 assume !!(main_~i~0#1 < 100); 182#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 176#L9 assume true; 177#L9-1 assume !!(main_~i~0#1 < 100); 181#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 184#L9 assume true; 186#L9-1 assume !!(main_~i~0#1 < 100); 188#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 174#L9 [2024-11-10 22:34:36,545 INFO L747 eck$LassoCheckResult]: Loop: 174#L9 assume true; 175#L9-1 assume !!(main_~i~0#1 < 100); 187#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 174#L9 [2024-11-10 22:34:36,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1755920156, now seen corresponding path program 1 times [2024-11-10 22:34:36,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:36,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219079949] [2024-11-10 22:34:36,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:36,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-10 22:34:36,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 22:34:36,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219079949] [2024-11-10 22:34:36,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219079949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 22:34:36,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 22:34:36,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 22:34:36,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455859668] [2024-11-10 22:34:36,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 22:34:36,585 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-10 22:34:36,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,586 INFO L85 PathProgramCache]: Analyzing trace with hash 36707, now seen corresponding path program 3 times [2024-11-10 22:34:36,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:36,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822696332] [2024-11-10 22:34:36,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:36,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:36,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:36,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:36,618 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:36,618 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:36,619 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:36,619 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:36,619 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-10 22:34:36,619 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,619 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:36,619 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:36,619 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration3_Loop [2024-11-10 22:34:36,619 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:36,620 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:36,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,661 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:36,661 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-10 22:34:36,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,663 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) [2024-11-10 22:34:36,665 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 [2024-11-10 22:34:36,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:36,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:36,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,701 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) [2024-11-10 22:34:36,712 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 [2024-11-10 22:34:36,713 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-10 22:34:36,713 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:36,723 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 [2024-11-10 22:34:36,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:36,782 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-10 22:34:36,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:36,788 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:36,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:36,788 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:36,788 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:36,788 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 22:34:36,788 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,788 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:36,788 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:36,788 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration3_Loop [2024-11-10 22:34:36,788 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:36,788 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:36,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:36,853 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:36,853 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 22:34:36,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,855 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) [2024-11-10 22:34:36,857 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 [2024-11-10 22:34:36,858 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 [2024-11-10 22:34:36,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:36,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:36,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:36,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:36,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:36,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:34:36,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:36,875 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-10 22:34:36,878 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-10 22:34:36,878 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-10 22:34:36,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:36,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:36,880 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) [2024-11-10 22:34:36,881 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 [2024-11-10 22:34:36,882 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-10 22:34:36,882 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-10 22:34:36,882 INFO L474 LassoAnalysis]: Proved termination. [2024-11-10 22:34:36,882 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 50 Supporting invariants [] [2024-11-10 22:34:36,897 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 [2024-11-10 22:34:36,901 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-10 22:34:36,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 22:34:36,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,960 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 22:34:36,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:36,968 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-10 22:34:36,969 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:36,979 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 21 states and 27 transitions. Complement of second has 5 states. [2024-11-10 22:34:36,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:34:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2024-11-10 22:34:36,981 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 11 letters. Loop has 3 letters. [2024-11-10 22:34:36,981 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:36,981 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-10 22:34:36,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:36,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 22:34:37,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:37,027 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 22:34:37,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:37,033 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-10 22:34:37,033 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:37,046 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 21 states and 27 transitions. Complement of second has 5 states. [2024-11-10 22:34:37,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:34:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2024-11-10 22:34:37,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 11 letters. Loop has 3 letters. [2024-11-10 22:34:37,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:37,049 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-10 22:34:37,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:37,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 22:34:37,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 22:34:37,090 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 22:34:37,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 22:34:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 22:34:37,100 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 1 loop predicates [2024-11-10 22:34:37,100 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:37,117 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 24 states and 31 transitions. Complement of second has 4 states. [2024-11-10 22:34:37,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-10 22:34:37,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2024-11-10 22:34:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2024-11-10 22:34:37,119 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 11 letters. Loop has 3 letters. [2024-11-10 22:34:37,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:37,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 14 letters. Loop has 3 letters. [2024-11-10 22:34:37,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:37,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 11 letters. Loop has 6 letters. [2024-11-10 22:34:37,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-10 22:34:37,120 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2024-11-10 22:34:37,124 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-10 22:34:37,125 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 25 transitions. [2024-11-10 22:34:37,125 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-10 22:34:37,125 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-10 22:34:37,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 25 transitions. [2024-11-10 22:34:37,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-10 22:34:37,125 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-11-10 22:34:37,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 25 transitions. [2024-11-10 22:34:37,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 9. [2024-11-10 22:34:37,126 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) [2024-11-10 22:34:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2024-11-10 22:34:37,127 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2024-11-10 22:34:37,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 22:34:37,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 22:34:37,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 22:34:37,128 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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) [2024-11-10 22:34:37,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 22:34:37,138 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2024-11-10 22:34:37,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 14 transitions. [2024-11-10 22:34:37,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-10 22:34:37,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 11 states and 12 transitions. [2024-11-10 22:34:37,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-11-10 22:34:37,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-11-10 22:34:37,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 12 transitions. [2024-11-10 22:34:37,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-10 22:34:37,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 12 transitions. [2024-11-10 22:34:37,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 12 transitions. [2024-11-10 22:34:37,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 8. [2024-11-10 22:34:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.125) internal successors, (9), 7 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) [2024-11-10 22:34:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2024-11-10 22:34:37,144 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2024-11-10 22:34:37,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 22:34:37,145 INFO L425 stractBuchiCegarLoop]: Abstraction has 8 states and 9 transitions. [2024-11-10 22:34:37,146 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-10 22:34:37,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 9 transitions. [2024-11-10 22:34:37,146 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-10 22:34:37,146 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 22:34:37,146 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 22:34:37,146 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 22:34:37,146 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1] [2024-11-10 22:34:37,147 INFO L745 eck$LassoCheckResult]: Stem: 434#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 435#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~i~0#1;havoc main_~i~0#1;main_~i~0#1 := 0; 430#L9 [2024-11-10 22:34:37,147 INFO L747 eck$LassoCheckResult]: Loop: 430#L9 assume true; 431#L9-1 assume !!(main_~i~0#1 < 100); 437#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 432#L9 assume true; 433#L9-1 assume !!(main_~i~0#1 < 100); 436#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 430#L9 [2024-11-10 22:34:37,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:37,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1280, now seen corresponding path program 2 times [2024-11-10 22:34:37,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:37,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568662484] [2024-11-10 22:34:37,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:37,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:37,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:37,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1093545154, now seen corresponding path program 1 times [2024-11-10 22:34:37,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:37,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331849037] [2024-11-10 22:34:37,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:37,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:37,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:37,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1955580287, now seen corresponding path program 2 times [2024-11-10 22:34:37,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:37,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644322565] [2024-11-10 22:34:37,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:37,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:37,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:37,242 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:37,243 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:37,243 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:37,243 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:37,243 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-10 22:34:37,243 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,243 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:37,243 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:37,243 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration4_Lasso [2024-11-10 22:34:37,243 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:37,243 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:37,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,300 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:37,300 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-10 22:34:37,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,302 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) [2024-11-10 22:34:37,304 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 [2024-11-10 22:34:37,305 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 22:34:37,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:37,329 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 [2024-11-10 22:34:37,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,330 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) [2024-11-10 22:34:37,331 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 [2024-11-10 22:34:37,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-10 22:34:37,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 22:34:37,364 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-10 22:34:37,370 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 [2024-11-10 22:34:37,370 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 22:34:37,371 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 22:34:37,371 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 22:34:37,371 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 22:34:37,371 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 22:34:37,371 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,371 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 22:34:37,371 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 22:34:37,371 INFO L132 ssoRankerPreferences]: Filename of dumped script: NO_23.c_Iteration4_Lasso [2024-11-10 22:34:37,371 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 22:34:37,371 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 22:34:37,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,383 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 22:34:37,439 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 22:34:37,440 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 22:34:37,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,443 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) [2024-11-10 22:34:37,445 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 [2024-11-10 22:34:37,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:37,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:37,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:37,467 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-10 22:34:37,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,481 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) [2024-11-10 22:34:37,482 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 [2024-11-10 22:34:37,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:37,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:37,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 22:34:37,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:37,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,508 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 [2024-11-10 22:34:37,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,510 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) [2024-11-10 22:34:37,510 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 [2024-11-10 22:34:37,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:37,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:37,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:37,528 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,542 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 [2024-11-10 22:34:37,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,545 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) [2024-11-10 22:34:37,546 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 [2024-11-10 22:34:37,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 22:34:37,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:37,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-10 22:34:37,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,580 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 [2024-11-10 22:34:37,580 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-10 22:34:37,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,582 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) [2024-11-10 22:34:37,582 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 [2024-11-10 22:34:37,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,593 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:37,597 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:37,597 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:37,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:37,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,621 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) [2024-11-10 22:34:37,621 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 [2024-11-10 22:34:37,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:37,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,636 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:37,638 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-10 22:34:37,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:37,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-10 22:34:37,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,657 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) [2024-11-10 22:34:37,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,667 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 [2024-11-10 22:34:37,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,674 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:37,677 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:37,677 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:37,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,695 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 [2024-11-10 22:34:37,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,698 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) [2024-11-10 22:34:37,699 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 [2024-11-10 22:34:37,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:37,715 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:37,715 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:37,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:37,735 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-10 22:34:37,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,737 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) [2024-11-10 22:34:37,738 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 [2024-11-10 22:34:37,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:37,757 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:37,757 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:37,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-10 22:34:37,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,783 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) [2024-11-10 22:34:37,786 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 [2024-11-10 22:34:37,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:37,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:37,800 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-10 22:34:37,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:37,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:37,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,818 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) [2024-11-10 22:34:37,819 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 [2024-11-10 22:34:37,820 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 [2024-11-10 22:34:37,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:37,836 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:37,836 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:37,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,858 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 [2024-11-10 22:34:37,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,860 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) [2024-11-10 22:34:37,862 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 [2024-11-10 22:34:37,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,876 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:37,878 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:37,878 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:37,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:37,898 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-10 22:34:37,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,900 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) [2024-11-10 22:34:37,901 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 [2024-11-10 22:34:37,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,915 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:37,920 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:37,920 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:37,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,944 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) [2024-11-10 22:34:37,946 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 [2024-11-10 22:34:37,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:37,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,960 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:37,961 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-10 22:34:37,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:37,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:37,976 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 [2024-11-10 22:34:37,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:37,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:37,977 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) [2024-11-10 22:34:37,978 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 [2024-11-10 22:34:37,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:37,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:37,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:37,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:37,989 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:37,992 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:37,993 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:37,999 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,014 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 [2024-11-10 22:34:38,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,016 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) [2024-11-10 22:34:38,017 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 [2024-11-10 22:34:38,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 22:34:38,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,031 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:38,034 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:38,034 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:38,040 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:38,055 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-10 22:34:38,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,057 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) [2024-11-10 22:34:38,058 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 [2024-11-10 22:34:38,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:38,076 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:38,076 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:38,084 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,099 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 [2024-11-10 22:34:38,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,101 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) [2024-11-10 22:34:38,102 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 [2024-11-10 22:34:38,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,116 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:38,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,117 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:38,118 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-10 22:34:38,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:38,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,135 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 [2024-11-10 22:34:38,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,137 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) [2024-11-10 22:34:38,137 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 [2024-11-10 22:34:38,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,152 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:38,154 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:38,154 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:38,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,173 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 [2024-11-10 22:34:38,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,176 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) [2024-11-10 22:34:38,177 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 [2024-11-10 22:34:38,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,192 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,193 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-10 22:34:38,195 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-10 22:34:38,195 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-10 22:34:38,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,214 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 [2024-11-10 22:34:38,214 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-10 22:34:38,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,216 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) [2024-11-10 22:34:38,218 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 [2024-11-10 22:34:38,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,231 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-10 22:34:38,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,235 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,236 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,246 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,260 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 [2024-11-10 22:34:38,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,262 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) [2024-11-10 22:34:38,264 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 [2024-11-10 22:34:38,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,279 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-10 22:34:38,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:38,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,279 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-10 22:34:38,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:38,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,301 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 [2024-11-10 22:34:38,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,303 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) [2024-11-10 22:34:38,306 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 [2024-11-10 22:34:38,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,319 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-10 22:34:38,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,320 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,324 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,324 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,331 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,345 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 [2024-11-10 22:34:38,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,346 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) [2024-11-10 22:34:38,348 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 [2024-11-10 22:34:38,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,359 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-10 22:34:38,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,362 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,362 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,370 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,384 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 [2024-11-10 22:34:38,384 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-10 22:34:38,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,386 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) [2024-11-10 22:34:38,388 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 [2024-11-10 22:34:38,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,401 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,401 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,401 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:38,407 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:38,407 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:38,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,438 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 [2024-11-10 22:34:38,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,440 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) [2024-11-10 22:34:38,442 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 [2024-11-10 22:34:38,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,456 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:38,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,457 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:38,458 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-10 22:34:38,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:38,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,478 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 [2024-11-10 22:34:38,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,481 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) [2024-11-10 22:34:38,483 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 [2024-11-10 22:34:38,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,497 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,497 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:38,504 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:38,504 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:38,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-10 22:34:38,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,534 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) [2024-11-10 22:34:38,550 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 [2024-11-10 22:34:38,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,564 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 [2024-11-10 22:34:38,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,584 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-10 22:34:38,587 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-10 22:34:38,587 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-10 22:34:38,615 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:38,630 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-10 22:34:38,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,632 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) [2024-11-10 22:34:38,633 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 [2024-11-10 22:34:38,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,647 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,650 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,650 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,659 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,673 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 [2024-11-10 22:34:38,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,675 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) [2024-11-10 22:34:38,676 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 [2024-11-10 22:34:38,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,687 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:38,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,688 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-10 22:34:38,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:38,689 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,699 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 [2024-11-10 22:34:38,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,701 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) [2024-11-10 22:34:38,701 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 [2024-11-10 22:34:38,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,712 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,712 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,714 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,714 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,728 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 [2024-11-10 22:34:38,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,729 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) [2024-11-10 22:34:38,730 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 [2024-11-10 22:34:38,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-10 22:34:38,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-10 22:34:38,743 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-10 22:34:38,743 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-10 22:34:38,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,762 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:38,762 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-10 22:34:38,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,764 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) [2024-11-10 22:34:38,765 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 [2024-11-10 22:34:38,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,780 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-10 22:34:38,785 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-10 22:34:38,785 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-10 22:34:38,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:38,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,817 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) [2024-11-10 22:34:38,818 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 [2024-11-10 22:34:38,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-10 22:34:38,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 22:34:38,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,835 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-10 22:34:38,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-10 22:34:38,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 22:34:38,839 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,852 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 [2024-11-10 22:34:38,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,853 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) [2024-11-10 22:34:38,854 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 [2024-11-10 22:34:38,855 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 [2024-11-10 22:34:38,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,865 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,865 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-10 22:34:38,868 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-10 22:34:38,869 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-10 22:34:38,878 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-10 22:34:38,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 22:34:38,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 22:34:38,894 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) [2024-11-10 22:34:38,895 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 [2024-11-10 22:34:38,897 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 [2024-11-10 22:34:38,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-10 22:34:38,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-10 22:34:38,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 22:34:38,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 22:34:38,910 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-10 22:34:38,913 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2024-11-10 22:34:38,914 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-10 22:34:38,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 22:34:38,935 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 [2024-11-10 22:34:38,936 INFO L366 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2024-11-10 22:34:38,936 INFO L745 eck$LassoCheckResult]: Stem: 434#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 435#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~i~0#1;havoc main_~i~0#1;main_~i~0#1 := 0; 430#L9 assume true; 431#L9-1 assume !!(main_~i~0#1 < 100); 437#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 432#L9 assume true; 433#L9-1 assume !!(main_~i~0#1 < 100); 436#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 430#L9 [2024-11-10 22:34:38,936 INFO L747 eck$LassoCheckResult]: Loop: 430#L9 assume true; 431#L9-1 assume !!(main_~i~0#1 < 100); 437#L10 assume main_~i~0#1 < 50;main_~i~0#1 := 51; 432#L9 assume true; 433#L9-1 assume !!(main_~i~0#1 < 100); 436#L10 assume !(main_~i~0#1 < 50);main_~i~0#1 := 49; 430#L9 [2024-11-10 22:34:38,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:38,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1955580287, now seen corresponding path program 3 times [2024-11-10 22:34:38,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:38,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443803770] [2024-11-10 22:34:38,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:38,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:38,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:38,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1093545154, now seen corresponding path program 2 times [2024-11-10 22:34:38,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:38,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931385657] [2024-11-10 22:34:38,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,951 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:38,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 22:34:38,952 INFO L85 PathProgramCache]: Analyzing trace with hash 2084275010, now seen corresponding path program 4 times [2024-11-10 22:34:38,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 22:34:38,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268686561] [2024-11-10 22:34:38,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 22:34:38,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 22:34:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:38,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 22:34:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:39,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 22:34:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 22:34:39,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 10:34:39 BoogieIcfgContainer [2024-11-10 22:34:39,043 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 22:34:39,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 22:34:39,044 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 22:34:39,044 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 22:34:39,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:34:34" (3/4) ... [2024-11-10 22:34:39,046 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-10 22:34:39,080 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 22:34:39,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 22:34:39,081 INFO L158 Benchmark]: Toolchain (without parser) took 4695.92ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 112.0MB in the beginning and 124.6MB in the end (delta: -12.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-10 22:34:39,081 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 65.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:34:39,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.49ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 100.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 22:34:39,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.77ms. Allocated memory is still 163.6MB. Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:34:39,082 INFO L158 Benchmark]: Boogie Preprocessor took 16.70ms. Allocated memory is still 163.6MB. Free memory was 99.3MB in the beginning and 97.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 22:34:39,082 INFO L158 Benchmark]: IcfgBuilder took 235.39ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 89.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 22:34:39,083 INFO L158 Benchmark]: BuchiAutomizer took 4175.59ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 88.9MB in the beginning and 126.6MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 22:34:39,083 INFO L158 Benchmark]: Witness Printer took 37.10ms. Allocated memory is still 197.1MB. Free memory was 126.6MB in the beginning and 124.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 22:34:39,084 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 65.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.49ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 100.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.77ms. Allocated memory is still 163.6MB. Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.70ms. Allocated memory is still 163.6MB. Free memory was 99.3MB in the beginning and 97.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 235.39ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 89.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4175.59ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 88.9MB in the beginning and 126.6MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 37.10ms. Allocated memory is still 197.1MB. Free memory was 126.6MB in the beginning and 124.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. 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 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function (((long) -1 * i) + 50) and consists of 4 locations. One deterministic module has affine ranking function (((long) -1 * i) + 50) and consists of 3 locations. One nondeterministic module has affine ranking function (((long) -1 * i) + 50) and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.0s and 4 iterations. TraceHistogramMax:3. Analysis of lassos took 3.4s. 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 5. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 3 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, 37 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40 IncrementalHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 39 mSDtfsCounter, 40 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital8 mio100 ax250 hnf100 lsp40 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf91 smp100 dnf100 smp100 tf118 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L6] int i; [L7] i = 0 VAL [i=0] [L9] COND TRUE i < 100 VAL [i=0] [L10] COND TRUE i < 50 [L10] i = 51 VAL [i=51] [L9] COND TRUE i < 100 VAL [i=51] [L10] COND FALSE !(i < 50) [L11] i = 49 VAL [i=49] Loop: [L9] COND TRUE i < 100 [L10] COND TRUE i < 50 [L10] i = 51 [L9] COND TRUE i < 100 [L10] COND FALSE !(i < 50) [L11] i = 49 End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = 0 VAL [i=0] [L9] COND TRUE i < 100 VAL [i=0] [L10] COND TRUE i < 50 [L10] i = 51 VAL [i=51] [L9] COND TRUE i < 100 VAL [i=51] [L10] COND FALSE !(i < 50) [L11] i = 49 VAL [i=49] Loop: [L9] COND TRUE i < 100 [L10] COND TRUE i < 50 [L10] i = 51 [L9] COND TRUE i < 100 [L10] COND FALSE !(i < 50) [L11] i = 49 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-10 22:34:39,112 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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)